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C
C This file is part of MUMPS 4.9.2, built on Thu Nov 5 07:05:08 UTC 2009
C
C
C This version of MUMPS is provided to you free of charge. It is public
C domain, based on public domain software developed during the Esprit IV
C European project PARASOL (1996-1999) by CERFACS, ENSEEIHT-IRIT and RAL.
C Since this first public domain version in 1999, the developments are
C supported by the following institutions: CERFACS, CNRS, INPT(ENSEEIHT)-
C IRIT, and INRIA.
C
C Current development team includes Patrick Amestoy, Alfredo Buttari,
C Abdou Guermouche, Jean-Yves L'Excellent, Bora Ucar.
C
C Up-to-date copies of the MUMPS package can be obtained
C from the Web pages:
C http://mumps.enseeiht.fr/ or http://graal.ens-lyon.fr/MUMPS
C
C
C THIS MATERIAL IS PROVIDED AS IS, WITH ABSOLUTELY NO WARRANTY
C EXPRESSED OR IMPLIED. ANY USE IS AT YOUR OWN RISK.
C
C
C User documentation of any code that uses this software can
C include this complete notice. You can acknowledge (using
C references [1] and [2]) the contribution of this package
C in any scientific publication dependent upon the use of the
C package. You shall use reasonable endeavours to notify
C the authors of the package of this publication.
C
C [1] P. R. Amestoy, I. S. Duff, J. Koster and J.-Y. L'Excellent,
C A fully asynchronous multifrontal solver using distributed dynamic
C scheduling, SIAM Journal of Matrix Analysis and Applications,
C Vol 23, No 1, pp 15-41 (2001).
C
C [2] P. R. Amestoy and A. Guermouche and J.-Y. L'Excellent and
C S. Pralet, Hybrid scheduling for the parallel solution of linear
C systems. Parallel Computing Vol 32 (2), pp 136-156 (2006).
C
MODULE DMUMPS_LOAD
implicit none
PUBLIC :: DMUMPS_188, DMUMPS_185,
& DMUMPS_189,
& DMUMPS_184, DMUMPS_190,
& DMUMPS_183, DMUMPS_187,
& DMUMPS_186,
& DMUMPS_409,
& DMUMPS_384, DMUMPS_461,
& DMUMPS_467, DMUMPS_471,
& DMUMPS_472,
& DMUMPS_500,
& DMUMPS_501,
& DMUMPS_520,
& DMUMPS_513,
& DMUMPS_514, DMUMPS_512
& ,DMUMPS_533,
& CLEAN_POOL_MEM_INFO,COMPUTE_MAX_MEM,
& CHECK_MEM_CONST_FOR_POOL,DMUMPS_554,
& DMUMPS_553,
& DMUMPS_555
#if defined (DELTA_MD_STK)
& ,DMUMPS_LOAD_UPDATE_MD_INFO
#endif
DOUBLE PRECISION, DIMENSION(:),
& ALLOCATABLE, SAVE, PRIVATE :: LOAD_FLOPS
INTEGER, DIMENSION(:), ALLOCATABLE, SAVE, PRIVATE :: BUF_LOAD_RECV
INTEGER, SAVE, PRIVATE :: LBUF_LOAD_RECV, LBUF_LOAD_RECV_BYTES
INTEGER, SAVE, PRIVATE :: K50, K69, K35
INTEGER(8), SAVE, PRIVATE :: MAX_SURF_MASTER
LOGICAL, SAVE, PRIVATE :: BDC_MEM, BDC_POOL, BDC_SBTR,
& BDC_POOL_MNG,
& BDC_M2_MEM,BDC_M2_FLOPS,BDC_MD,REMOVE_NODE_FLAG,
& REMOVE_NODE_FLAG_MEM
DOUBLE PRECISION, SAVE, PRIVATE :: REMOVE_NODE_COST,
& REMOVE_NODE_COST_MEM
INTEGER, SAVE, PRIVATE :: SBTR_WHICH_M
DOUBLE PRECISION, DIMENSION(:),
& ALLOCATABLE, TARGET, SAVE, PRIVATE :: WLOAD
#if defined(OLD_LOAD_MECHANISM)
#if defined (CHECK_COHERENCE)
INTEGER, SAVE, PRIVATE :: NB_LEVEL2
LOGICAL, PRIVATE :: AMI_CHOSEN,IS_DISPLAYED
#endif
#endif
#if ! defined(OLD_LOAD_MECHANISM)
INTEGER, DIMENSION(:), ALLOCATABLE, SAVE, PRIVATE :: FUTURE_NIV2
DOUBLE PRECISION, SAVE, PRIVATE :: DELTA_LOAD, DELTA_MEM
#else
DOUBLE PRECISION, SAVE, PRIVATE :: LAST_LOAD_SENT,
& DM_LAST_MEM_SENT
#endif
INTEGER(8), SAVE, PRIVATE :: CHECK_MEM
INTEGER, DIMENSION(:), ALLOCATABLE, SAVE, TARGET, PRIVATE ::
& IDWLOAD
DOUBLE PRECISION, SAVE, PRIVATE :: COST_SUBTREE
DOUBLE PRECISION, SAVE, PRIVATE :: ALPHA
DOUBLE PRECISION, SAVE, PRIVATE :: BETA
INTEGER, SAVE, PRIVATE :: MYID, NPROCS, COMM_LD
DOUBLE PRECISION, DIMENSION(:), ALLOCATABLE, SAVE,
& PRIVATE :: POOL_MEM
DOUBLE PRECISION, DIMENSION(:), ALLOCATABLE, PRIVATE,
& SAVE :: SBTR_MEM
DOUBLE PRECISION, DIMENSION(:), ALLOCATABLE,
& PRIVATE, SAVE :: SBTR_CUR
INTEGER, DIMENSION(:), ALLOCATABLE,
& PRIVATE, SAVE :: NB_SON
DOUBLE PRECISION,
& PRIVATE, SAVE :: SBTR_CUR_LOCAL
DOUBLE PRECISION,
& PRIVATE, SAVE :: PEAK_SBTR_CUR_LOCAL
DOUBLE PRECISION,
& PRIVATE, SAVE :: MAX_PEAK_STK
DOUBLE PRECISION, SAVE,
& PRIVATE :: POOL_LAST_COST_SENT
DOUBLE PRECISION, SAVE,
& PRIVATE :: MIN_DIFF
INTEGER, SAVE :: POS_ID,POS_MEM
INTEGER, DIMENSION(:), ALLOCATABLE, SAVE :: CB_COST_ID
INTEGER(8), DIMENSION(:), ALLOCATABLE, SAVE
& :: CB_COST_MEM
PUBLIC :: CB_COST_ID, CB_COST_MEM,POS_MEM,POS_ID
DOUBLE PRECISION, DIMENSION(:), ALLOCATABLE :: LU_USAGE
INTEGER(8), DIMENSION(:), ALLOCATABLE, SAVE,
& PRIVATE::MD_MEM, TAB_MAXS
DOUBLE PRECISION, DIMENSION(:), ALLOCATABLE, SAVE ::MEM_SUBTREE
INTEGER :: NB_SUBTREES,NIV1_FLAG
INTEGER, PRIVATE :: INDICE_SBTR,INDICE_SBTR_ARRAY
INTEGER,SAVE :: INSIDE_SUBTREE
PUBLIC :: NB_SUBTREES,MEM_SUBTREE,INSIDE_SUBTREE,NIV1_FLAG
DOUBLE PRECISION, SAVE, PRIVATE :: DM_SUMLU,
& DM_THRES_MEM
DOUBLE PRECISION, DIMENSION(:),
& ALLOCATABLE, SAVE , PRIVATE:: DM_MEM
INTEGER, SAVE, PRIVATE :: POOL_SIZE,ID_MAX_M2
DOUBLE PRECISION, SAVE, PRIVATE :: MAX_M2,TMP_M2
INTEGER, DIMENSION(:),ALLOCATABLE,SAVE, PRIVATE:: POOL_NIV2
DOUBLE PRECISION, DIMENSION(:),ALLOCATABLE,SAVE,
& PRIVATE :: POOL_NIV2_COST, NIV2
DOUBLE PRECISION, SAVE, PRIVATE :: CHK_LD
INTEGER, DIMENSION(:),POINTER, SAVE, PRIVATE ::
& KEEP_LOAD, PROCNODE_LOAD, STEP_TO_NIV2_LOAD
INTEGER*8, DIMENSION(:), POINTER, SAVE, PRIVATE:: KEEP8_LOAD
INTEGER, DIMENSION(:),POINTER, SAVE ::
& FILS_LOAD, STEP_LOAD,
& FRERE_LOAD, ND_LOAD,
& NE_LOAD,DAD_LOAD
INTEGER, DIMENSION(:,:),POINTER, SAVE, PRIVATE :: CAND_LOAD
INTEGER, DIMENSION(:),POINTER, SAVE,
& PRIVATE :: MY_FIRST_LEAF,MY_NB_LEAF, MY_ROOT_SBTR
INTEGER, DIMENSION(:),ALLOCATABLE,SAVE,
& PRIVATE ::SBTR_FIRST_POS_IN_POOL
DOUBLE PRECISION, DIMENSION(:),ALLOCATABLE,SAVE,
& PRIVATE ::SBTR_PEAK_ARRAY,
& SBTR_CUR_ARRAY
INTEGER, SAVE,
& PRIVATE :: N_LOAD
DOUBLE PRECISION,DIMENSION(:),POINTER, SAVE :: COST_TRAV
INTEGER, DIMENSION(:),POINTER, SAVE :: DEPTH_FIRST_LOAD
PUBLIC :: DEPTH_FIRST_LOAD,COST_TRAV, FILS_LOAD,STEP_LOAD,
& FRERE_LOAD, ND_LOAD,NE_LOAD,DAD_LOAD
INTEGER, SAVE :: ROOT_CURRENT_SUBTREE,CURRENT_BEST,
& SECOND_CURRENT_BEST
PUBLIC :: ROOT_CURRENT_SUBTREE,CURRENT_BEST,
& SECOND_CURRENT_BEST
CONTAINS
SUBROUTINE DMUMPS_188( COST_SUBTREE_ARG, K64, K66,
& MAXS )
IMPLICIT NONE
DOUBLE PRECISION COST_SUBTREE_ARG
INTEGER K64, K66
INTEGER(8)::MAXS
DOUBLE PRECISION T64, T66
T64 = max ( dble(K64), dble(1) )
T64 = min ( T64, dble(1000) )
T66 = max (dble(K66), dble(100))
MIN_DIFF = ( T64 / dble(1000) )*
& T66 * dble(1000000)
DM_THRES_MEM = dble(MAXS/1000_8)
COST_SUBTREE = COST_SUBTREE_ARG
END SUBROUTINE DMUMPS_188
SUBROUTINE DMUMPS_472(
& NCBSON_MAX, SLAVEF,
& KEEP,KEEP8,ICNTL,
& CAND_OF_NODE,
& MEM_DISTRIB, NCB, NFRONT, NSLAVES_NODE,
& TAB_POS, SLAVES_LIST, SIZE_SLAVES_LIST,INODE)
IMPLICIT NONE
INTEGER, intent(in) :: KEEP(500),SIZE_SLAVES_LIST
INTEGER*8 KEEP8(150)
INTEGER, intent(in) :: ICNTL(40)
INTEGER, intent(in) :: SLAVEF, NFRONT, NCB
INTEGER, intent(in) :: CAND_OF_NODE(SLAVEF+1)
INTEGER, intent(in) :: MEM_DISTRIB(0:SLAVEF-1),INODE
INTEGER, intent(in) :: NCBSON_MAX
INTEGER, intent(out):: SLAVES_LIST(SIZE_SLAVES_LIST)
INTEGER, intent(out):: TAB_POS(SLAVEF+2)
INTEGER, intent(out):: NSLAVES_NODE
INTEGER i
INTEGER LP,MP
LP=ICNTL(4)
MP=ICNTL(2)
IF ( KEEP(48) == 0 .OR. KEEP(48) .EQ. 3 ) THEN
CALL DMUMPS_499(
& SLAVEF,
& KEEP,KEEP8,
& CAND_OF_NODE,
& MEM_DISTRIB, NCB, NFRONT, NSLAVES_NODE,
& TAB_POS, SLAVES_LIST, SIZE_SLAVES_LIST)
ELSE IF ( KEEP(48) == 4 ) THEN
CALL DMUMPS_504(
& SLAVEF,
& KEEP,KEEP8,
& CAND_OF_NODE,
& MEM_DISTRIB, NCB, NFRONT, NSLAVES_NODE,
& TAB_POS, SLAVES_LIST, SIZE_SLAVES_LIST,MYID)
DO i=1,NSLAVES_NODE
IF(TAB_POS(i+1)-TAB_POS(i).LE.0)THEN
WRITE(*,*)'probleme de partition dans
&DMUMPS_545'
CALL MUMPS_ABORT()
ENDIF
ENDDO
ELSE IF ( KEEP(48) == 5 ) THEN
CALL DMUMPS_518(
& NCBSON_MAX,
& SLAVEF,
& KEEP,KEEP8,
& CAND_OF_NODE,
& MEM_DISTRIB, NCB, NFRONT, NSLAVES_NODE,
& TAB_POS, SLAVES_LIST, SIZE_SLAVES_LIST,MYID,INODE,
& MP,LP)
DO i=1,NSLAVES_NODE
IF(TAB_POS(i+1)-TAB_POS(i).LE.0)THEN
WRITE(*,*)'problem with partition in
&DMUMPS_518'
CALL MUMPS_ABORT()
ENDIF
ENDDO
ELSE
WRITE(*,*) "Strategy 6 not implemented"
CALL MUMPS_ABORT()
ENDIF
RETURN
END SUBROUTINE DMUMPS_472
SUBROUTINE DMUMPS_499(
& SLAVEF,
& KEEP,KEEP8,
& CAND_OF_NODE,
& MEM_DISTRIB, NCB, NFRONT, NSLAVES_NODE,
& TAB_POS, SLAVES_LIST, SIZE_SLAVES_LIST)
IMPLICIT NONE
INTEGER, intent(in) :: KEEP(500),SIZE_SLAVES_LIST
INTEGER*8 KEEP8(150)
INTEGER, intent(in) :: SLAVEF, NFRONT, NCB
INTEGER, intent(in) :: CAND_OF_NODE(SLAVEF+1)
INTEGER, intent(in) :: MEM_DISTRIB(0:SLAVEF-1)
INTEGER, intent(out):: SLAVES_LIST(SIZE_SLAVES_LIST)
INTEGER, intent(out):: TAB_POS(SLAVEF+2)
INTEGER, intent(out):: NSLAVES_NODE
INTEGER ITEMP, NMB_OF_CAND, NSLAVES_LESS
DOUBLE PRECISION MSG_SIZE
LOGICAL FORCE_CAND
INTEGER MUMPS_12
EXTERNAL MUMPS_12
IF ( KEEP(48) == 0 .AND. KEEP(50) .NE. 0) THEN
write(*,*) "Internal error 2 in DMUMPS_499."
CALL MUMPS_ABORT()
END IF
IF ( KEEP(48) == 3 .AND. KEEP(50) .EQ. 0) THEN
write(*,*) "Internal error 3 in DMUMPS_499."
CALL MUMPS_ABORT()
END IF
MSG_SIZE = dble( NFRONT - NCB ) * dble(NCB)
IF ( KEEP(24) == 0 .OR. KEEP(24) == 1 ) THEN
FORCE_CAND = .FALSE.
ELSE
FORCE_CAND = (mod(KEEP(24),2).eq.0)
END IF
IF (FORCE_CAND) THEN
ITEMP=DMUMPS_409
& (MEM_DISTRIB(0:SLAVEF-1),
& CAND_OF_NODE,
&
& KEEP(69), SLAVEF, MSG_SIZE,
& NMB_OF_CAND )
ELSE
ITEMP=DMUMPS_186(KEEP(69),MEM_DISTRIB,MSG_SIZE)
NMB_OF_CAND = SLAVEF - 1
END IF
NSLAVES_LESS = max(ITEMP,1)
NSLAVES_NODE = MUMPS_12(KEEP8(21), KEEP(48),
& KEEP(50),SLAVEF,
& NCB, NFRONT, NSLAVES_LESS, NMB_OF_CAND)
CALL MUMPS_441(
& KEEP,KEEP8, SLAVEF,
& TAB_POS,
& NSLAVES_NODE, NFRONT, NCB
& )
IF (FORCE_CAND) THEN
CALL DMUMPS_384(MEM_DISTRIB(0),
& CAND_OF_NODE, SLAVEF, NSLAVES_NODE,
& SLAVES_LIST)
ELSE
CALL DMUMPS_189(MEM_DISTRIB(0),
& MSG_SIZE, SLAVES_LIST, NSLAVES_NODE)
ENDIF
RETURN
END SUBROUTINE DMUMPS_499
SUBROUTINE DMUMPS_185( id, MEMORY_MD_ARG, MAXS )
USE DMUMPS_COMM_BUFFER
USE DMUMPS_STRUC_DEF
IMPLICIT NONE
TYPE(DMUMPS_STRUC), TARGET :: id
INTEGER(8), intent(in) :: MEMORY_MD_ARG
INTEGER(8), intent(in) :: MAXS
INTEGER K34_LOC,K35_LOC
INTEGER allocok, IERR, i, BUF_LOAD_SIZE
DOUBLE PRECISION :: MAX_SBTR
DOUBLE PRECISION ZERO
DOUBLE PRECISION MEMORY_SENT
INTEGER,DIMENSION(:),POINTER:: KEEP
PARAMETER( ZERO=0.0d0 )
INTEGER WHAT
INTEGER(8) MEMORY_MD, LA
STEP_TO_NIV2_LOAD=>id%ISTEP_TO_INIV2
CAND_LOAD=>id%CANDIDATES
ND_LOAD=>id%ND_STEPS
KEEP_LOAD=>id%KEEP
KEEP =>id%KEEP
KEEP8_LOAD=>id%KEEP8
FILS_LOAD=>id%FILS
FRERE_LOAD=>id%FRERE_STEPS
DAD_LOAD=>id%DAD_STEPS
PROCNODE_LOAD=>id%PROCNODE_STEPS
STEP_LOAD=>id%STEP
NE_LOAD=>id%NE_STEPS
N_LOAD=id%N
ROOT_CURRENT_SUBTREE=-9999
MEMORY_MD=MEMORY_MD_ARG
LA=MAXS
MAX_SURF_MASTER=id%MAX_SURF_MASTER+
& (int(id%KEEP(12),8)*int(id%MAX_SURF_MASTER,8)/int(100,8))
COMM_LD = id%COMM_LOAD
K69 = KEEP(69)
IF ( KEEP(47) .le. 0 .OR. KEEP(47) .gt. 4 ) THEN
write(*,*) "Internal error 1 in DMUMPS_185"
CALL MUMPS_ABORT()
END IF
CHK_LD=dble(0)
BDC_MEM = ( KEEP(47) >= 2 )
BDC_POOL = ( KEEP(47) >= 3 )
BDC_SBTR = ( KEEP(47) >= 4 )
BDC_M2_MEM = ( ( KEEP(80) == 2 .OR. KEEP(80) == 3 )
& .AND. KEEP(47) == 4 )
BDC_M2_FLOPS = ( KEEP(80) == 1
& .AND. KEEP(47) .GE. 1 )
BDC_MD = (KEEP(86)==1)
SBTR_WHICH_M = KEEP(90)
REMOVE_NODE_FLAG=.FALSE.
REMOVE_NODE_FLAG_MEM=.FALSE.
REMOVE_NODE_COST_MEM=dble(0)
REMOVE_NODE_COST=dble(0)
IF (KEEP(80) .LT. 0 .OR. KEEP(80)>3) THEN
WRITE(*,*) "Unimplemented KEEP(80) Strategy"
CALL MUMPS_ABORT()
ENDIF
IF ((KEEP(80) == 2 .OR. KEEP(80)==3 ).AND. KEEP(47).NE.4)
& THEN
WRITE(*,*) "Internal error 3 in DMUMPS_185"
CALL MUMPS_ABORT()
END IF
IF (KEEP(81) == 1 .AND. KEEP(47) < 2) THEN
WRITE(*,*) "Internal error 2 in DMUMPS_185"
CALL MUMPS_ABORT()
ENDIF
BDC_POOL_MNG = ((KEEP(81) == 1).AND.(KEEP(47) >= 2))
IF(KEEP(76).EQ.4)THEN
DEPTH_FIRST_LOAD=>id%DEPTH_FIRST
ENDIF
IF(KEEP(76).EQ.5)THEN
COST_TRAV=>id%COST_TRAV
ENDIF
IF (BDC_M2_MEM.OR.BDC_M2_FLOPS) THEN
ALLOCATE(NIV2(id%NSLAVES), NB_SON(KEEP(28)),
& POOL_NIV2(100),POOL_NIV2_COST(100),
& stat=allocok)
NB_SON=id%NE_STEPS
NIV2=dble(0)
IF (allocok > 0) THEN
WRITE(*,*) 'PB allocation in DMUMPS_185'
id%INFO(1) = -13
id%INFO(2) = id%NSLAVES + KEEP(28) + 200
RETURN
ENDIF
ENDIF
K50 = id%SYM
CALL MPI_COMM_RANK( COMM_LD, MYID, IERR )
NPROCS = id%NSLAVES
DM_SUMLU=ZERO
POOL_SIZE=0
IF(BDC_MD)THEN
IF ( allocated(MD_MEM) ) DEALLOCATE(MD_MEM)
ALLOCATE( MD_MEM( 0: NPROCS - 1 ), stat=allocok )
IF ( allocok .gt. 0 ) THEN
WRITE(*,*) 'PB allocation in DMUMPS_185'
id%INFO(1) = -13
id%INFO(2) = NPROCS
RETURN
END IF
IF ( allocated(TAB_MAXS) ) DEALLOCATE(TAB_MAXS)
ALLOCATE( TAB_MAXS( 0: NPROCS - 1 ), stat=allocok )
IF ( allocok .gt. 0 ) THEN
WRITE(*,*) 'PB allocation in DMUMPS_185'
id%INFO(1) = -13
id%INFO(2) = NPROCS
RETURN
END IF
TAB_MAXS=0_8
IF ( allocated(LU_USAGE) ) DEALLOCATE(LU_USAGE)
ALLOCATE( LU_USAGE( 0: NPROCS - 1 ), stat=allocok )
IF ( allocok .gt. 0 ) THEN
WRITE(*,*) 'PB allocation in DMUMPS_185'
id%INFO(1) = -13
id%INFO(2) = NPROCS
RETURN
END IF
LU_USAGE=dble(0)
MD_MEM=int(0,8)
ENDIF
IF((KEEP(81).EQ.2).OR.(KEEP(81).EQ.3))THEN
ALLOCATE(CB_COST_MEM(2*2000*id%NSLAVES),
& stat=allocok)
IF (allocok > 0) THEN
WRITE(*,*) 'PB allocation in DMUMPS_185'
id%INFO(1) = -13
id%INFO(2) = id%NSLAVES
RETURN
ENDIF
CB_COST_MEM=int(0,8)
ALLOCATE(CB_COST_ID(2000*3),
& stat=allocok)
IF (allocok > 0) THEN
WRITE(*,*) 'PB allocation in DMUMPS_185'
id%INFO(1) = -13
id%INFO(2) = id%NSLAVES
RETURN
ENDIF
CB_COST_ID=0
POS_MEM=1
POS_ID=1
ENDIF
#if ! defined(OLD_LOAD_MECHANISM)
ALLOCATE(FUTURE_NIV2(NPROCS), stat=allocok)
IF (allocok > 0 ) THEN
WRITE(*,*) 'PB allocation in DMUMPS_185'
id%INFO(1) = -13
id%INFO(2) = NPROCS
RETURN
ENDIF
DO i = 1, NPROCS
FUTURE_NIV2(i) = id%FUTURE_NIV2(i)
IF(BDC_MD)THEN
IF(FUTURE_NIV2(i).EQ.0)THEN
MD_MEM(i-1)=999999999_8
ENDIF
ENDIF
ENDDO
DELTA_MEM=ZERO
DELTA_LOAD=ZERO
#endif
CHECK_MEM=0_8
#if defined(OLD_LOAD_MECHANISM)
#if defined (CHECK_COHERENCE)
NB_LEVEL2=0
AMI_CHOSEN=.FALSE.
IS_DISPLAYED=.FALSE.
#endif
#endif
IF(BDC_SBTR.OR.BDC_POOL_MNG)THEN
NB_SUBTREES=id%NBSA_LOCAL
IF (allocated(MEM_SUBTREE)) DEALLOCATE(MEM_SUBTREE)
ALLOCATE(MEM_SUBTREE(id%NBSA_LOCAL),stat=allocok)
DO i=1,id%NBSA_LOCAL
MEM_SUBTREE(i)=id%MEM_SUBTREE(i)
ENDDO
MY_FIRST_LEAF=>id%MY_FIRST_LEAF
MY_NB_LEAF=>id%MY_NB_LEAF
MY_ROOT_SBTR=>id%MY_ROOT_SBTR
IF (allocated(SBTR_FIRST_POS_IN_POOL))
& DEALLOCATE(SBTR_FIRST_POS_IN_POOL)
ALLOCATE(SBTR_FIRST_POS_IN_POOL(id%NBSA_LOCAL),stat=allocok)
INSIDE_SUBTREE=0
PEAK_SBTR_CUR_LOCAL = dble(0)
SBTR_CUR_LOCAL = dble(0)
IF (allocated(SBTR_PEAK_ARRAY)) DEALLOCATE(SBTR_PEAK_ARRAY)
ALLOCATE(SBTR_PEAK_ARRAY(id%NBSA_LOCAL),stat=allocok)
SBTR_PEAK_ARRAY=dble(0)
IF (allocated(SBTR_CUR_ARRAY)) DEALLOCATE(SBTR_CUR_ARRAY)
ALLOCATE(SBTR_CUR_ARRAY(id%NBSA_LOCAL),stat=allocok)
SBTR_CUR_ARRAY=dble(0)
INDICE_SBTR_ARRAY=1
NIV1_FLAG=0
INDICE_SBTR=1
ENDIF
IF ( allocated(LOAD_FLOPS) ) DEALLOCATE( LOAD_FLOPS )
ALLOCATE( LOAD_FLOPS( 0: NPROCS - 1 ), stat=allocok )
IF ( allocok .gt. 0 ) THEN
WRITE(*,*) 'PB allocation in DMUMPS_185'
id%INFO(1) = -13
id%INFO(2) = NPROCS
RETURN
END IF
IF ( allocated(WLOAD) ) DEALLOCATE( WLOAD )
ALLOCATE( WLOAD( NPROCS ), stat=allocok )
IF ( allocok .gt. 0 ) THEN
WRITE(*,*) 'PB allocation in DMUMPS_185'
id%INFO(1) = -13
id%INFO(2) = NPROCS
RETURN
END IF
IF ( allocated(IDWLOAD) ) DEALLOCATE( IDWLOAD )
ALLOCATE( IDWLOAD( NPROCS ), stat=allocok )
IF ( allocok .gt. 0 ) THEN
WRITE(*,*) 'PB allocation in DMUMPS_185'
id%INFO(1) = -13
id%INFO(2) = NPROCS
RETURN
END IF
IF ( BDC_MEM ) THEN
IF ( allocated(DM_MEM) ) DEALLOCATE( DM_MEM )
ALLOCATE( DM_MEM( 0:NPROCS-1 ), stat=allocok )
IF ( allocok .gt. 0 ) THEN
WRITE(*,*) 'PB allocation in DMUMPS_185'
id%INFO(1) = -13
id%INFO(2) = NPROCS
RETURN
END IF
END IF
IF ( BDC_POOL ) THEN
IF ( allocated(POOL_MEM) ) DEALLOCATE(POOL_MEM)
ALLOCATE( POOL_MEM(0: NPROCS -1), stat=allocok)
IF ( allocok .gt. 0 ) THEN
WRITE(*,*) 'PB allocation in DMUMPS_185'
id%INFO(1) = -13
id%INFO(2) = NPROCS
RETURN
END IF
POOL_MEM = dble(0)
POOL_LAST_COST_SENT = dble(0)
END IF
IF ( BDC_SBTR ) THEN
IF ( allocated(SBTR_MEM) ) DEALLOCATE(SBTR_MEM)
ALLOCATE( SBTR_MEM(0: NPROCS -1), stat=allocok)
IF ( allocok .gt. 0 ) THEN
WRITE(*,*) 'PB allocation in DMUMPS_185'
id%INFO(1) = -13
id%INFO(2) = NPROCS
RETURN
END IF
IF ( allocated(SBTR_CUR) ) DEALLOCATE(SBTR_CUR)
ALLOCATE( SBTR_CUR(0: NPROCS -1), stat=allocok)
IF ( allocok .gt. 0 ) THEN
WRITE(*,*) 'PB allocation in DMUMPS_185'
id%INFO(1) = -13
id%INFO(2) = NPROCS
RETURN
END IF
SBTR_CUR = dble(0)
SBTR_MEM = dble(0)
END IF
CALL MUMPS_546(K34_LOC,K35_LOC)
K35 = K35_LOC
BUF_LOAD_SIZE = K34_LOC * 2 * ( NPROCS - 1 ) +
& NPROCS * ( K35_LOC + K34_LOC )
IF (BDC_MEM) THEN
BUF_LOAD_SIZE = BUF_LOAD_SIZE + NPROCS * K35_LOC
END IF
IF (BDC_SBTR)THEN
BUF_LOAD_SIZE = BUF_LOAD_SIZE + NPROCS * K35_LOC
ENDIF
LBUF_LOAD_RECV = (BUF_LOAD_SIZE+K34_LOC)/K34_LOC
LBUF_LOAD_RECV_BYTES = LBUF_LOAD_RECV * K34_LOC
IF ( allocated(BUF_LOAD_RECV) ) DEALLOCATE(BUF_LOAD_RECV)
ALLOCATE( BUF_LOAD_RECV( LBUF_LOAD_RECV), stat=allocok)
IF ( allocok > 0 ) THEN
WRITE(*,*) 'PB allocation in DMUMPS_185'
id%INFO(1) = -13
id%INFO(2) = LBUF_LOAD_RECV
RETURN
ENDIF
BUF_LOAD_SIZE = BUF_LOAD_SIZE * 20
CALL DMUMPS_54( BUF_LOAD_SIZE, IERR )
IF ( IERR .LT. 0 ) THEN
id%INFO(1) = -13
id%INFO(2) = BUF_LOAD_SIZE
RETURN
END IF
DO i = 0, NPROCS - 1
LOAD_FLOPS( i ) = ZERO
END DO
#if defined(OLD_LOAD_MECHANISM)
LOAD_FLOPS( MYID ) = COST_SUBTREE
LAST_LOAD_SENT = ZERO
#endif
IF ( BDC_MEM ) THEN
DO i = 0, NPROCS - 1
DM_MEM( i )=ZERO
END DO
#if defined(OLD_LOAD_MECHANISM)
DM_LAST_MEM_SENT=ZERO
#endif
ENDIF
CALL DMUMPS_425(KEEP(69))
IF(BDC_MD)THEN
MAX_SBTR=0.0D0
IF(BDC_SBTR)THEN
DO i=1,id%NBSA_LOCAL
MAX_SBTR=max(id%MEM_SUBTREE(i),MAX_SBTR)
ENDDO
ENDIF
MD_MEM(MYID)=MEMORY_MD
WHAT=8
CALL DMUMPS_460( WHAT,
& COMM_LD, NPROCS,
#if ! defined(OLD_LOAD_MECHANISM)
& FUTURE_NIV2,
#endif
& dble(MEMORY_MD),dble(0) ,MYID, IERR )
WHAT=9
MEMORY_SENT = dble(LA-MAX_SURF_MASTER)-MAX_SBTR
& - max( dble(LA) * dble(3) / dble(100),
& dble(2) * dble(max(KEEP(5),KEEP(6))) * dble(KEEP(127)))
IF (KEEP(12) > 25) THEN
MEMORY_SENT = MEMORY_SENT -
& dble(KEEP(12))*0.2d0*dble(LA)/100.0d0
ENDIF
TAB_MAXS(MYID)=int(MEMORY_SENT,8)
CALL DMUMPS_460( WHAT,
& COMM_LD, NPROCS,
#if ! defined(OLD_LOAD_MECHANISM)
& FUTURE_NIV2,
#endif
& MEMORY_SENT,
& dble(0),MYID, IERR )
ENDIF
END SUBROUTINE DMUMPS_185
SUBROUTINE DMUMPS_190( CHECK_FLOPS,PROCESS_BANDE,
& INC_LOAD, KEEP,KEEP8 )
USE DMUMPS_COMM_BUFFER
IMPLICIT NONE
DOUBLE PRECISION INC_LOAD
INTEGER KEEP(500)
INTEGER*8 KEEP8(150)
LOGICAL PROCESS_BANDE
INTEGER CHECK_FLOPS
INTEGER IERR
DOUBLE PRECISION ZERO, SEND_MEM, SEND_LOAD,SBTR_TMP
PARAMETER( ZERO=0.0d0 )
INTRINSIC max, abs
IF (INC_LOAD == 0.0D0) THEN
IF(REMOVE_NODE_FLAG)THEN
REMOVE_NODE_FLAG=.FALSE.
ENDIF
RETURN
ENDIF
IF((CHECK_FLOPS.NE.0).AND.
& (CHECK_FLOPS.NE.1).AND.(CHECK_FLOPS.NE.2))THEN
WRITE(*,*)MYID,': Bad value for CHECK_FLOPS'
CALL MUMPS_ABORT()
ENDIF
IF(CHECK_FLOPS.EQ.1)THEN
CHK_LD=CHK_LD+INC_LOAD
ELSE
IF(CHECK_FLOPS.EQ.2)THEN
RETURN
ENDIF
ENDIF
#if ! defined(OLD_LOAD_MECHANISM)
IF ( PROCESS_BANDE ) THEN
RETURN
ENDIF
#endif
LOAD_FLOPS( MYID ) = max( LOAD_FLOPS( MYID ) + INC_LOAD, ZERO)
IF(BDC_M2_FLOPS.AND.REMOVE_NODE_FLAG)THEN
IF(INC_LOAD.NE.REMOVE_NODE_COST)THEN
IF(INC_LOAD.GT.REMOVE_NODE_COST)THEN
#if ! defined(OLD_LOAD_MECHANISM)
DELTA_LOAD = DELTA_LOAD +
& (INC_LOAD-REMOVE_NODE_COST)
GOTO 888
#else
GOTO 888
#endif
ELSE
#if ! defined(OLD_LOAD_MECHANISM)
DELTA_LOAD = DELTA_LOAD -
& (REMOVE_NODE_COST-INC_LOAD)
GOTO 888
#else
GOTO 888
#endif
ENDIF
ENDIF
GOTO 333
ENDIF
#if ! defined(OLD_LOAD_MECHANISM)
DELTA_LOAD = DELTA_LOAD + INC_LOAD
888 CONTINUE
IF ( DELTA_LOAD > MIN_DIFF .OR. DELTA_LOAD < -MIN_DIFF) THEN
SEND_LOAD = DELTA_LOAD
IF (BDC_MEM) THEN
SEND_MEM = DELTA_MEM
ELSE
SEND_MEM = ZERO
END IF
#else
888 CONTINUE
IF ( abs( LOAD_FLOPS ( MYID ) -
& LAST_LOAD_SENT ).GT.MIN_DIFF)THEN
IERR = 0
SEND_LOAD = LOAD_FLOPS( MYID )
IF ( BDC_MEM ) THEN
SEND_MEM = DM_MEM(MYID)
ELSE
SEND_MEM = ZERO
END IF
#endif
IF(BDC_SBTR)THEN
SBTR_TMP=SBTR_CUR(MYID)
ELSE
SBTR_TMP=dble(0)
ENDIF
111 CONTINUE
CALL DMUMPS_77( BDC_SBTR,BDC_MEM,
& BDC_MD,COMM_LD, NPROCS,
& SEND_LOAD,
& SEND_MEM,SBTR_TMP,
& DM_SUMLU,
#if ! defined(OLD_LOAD_MECHANISM)
& FUTURE_NIV2,
#endif
& MYID, IERR )
IF ( IERR == -1 )THEN
CALL DMUMPS_467(COMM_LD, KEEP)
GOTO 111
ELSE IF ( IERR .NE.0 ) THEN
WRITE(*,*) "Internal Error in DMUMPS_190",IERR
CALL MUMPS_ABORT()
ENDIF
IF ( IERR .EQ. 0 ) THEN
#if ! defined(OLD_LOAD_MECHANISM)
DELTA_LOAD = ZERO
IF (BDC_MEM) DELTA_MEM = ZERO
#else
LAST_LOAD_SENT = LOAD_FLOPS( MYID )
IF ( BDC_MEM ) DM_LAST_MEM_SENT = DM_MEM( MYID )
#endif
END IF
ENDIF
333 CONTINUE
IF(REMOVE_NODE_FLAG)THEN
REMOVE_NODE_FLAG=.FALSE.
ENDIF
RETURN
END SUBROUTINE DMUMPS_190
SUBROUTINE DMUMPS_471( SSARBR,
& PROCESS_BANDE_ARG, MEM_VALUE, NEW_LU, INC_MEM_ARG,
& KEEP,KEEP8,LRLU)
USE DMUMPS_COMM_BUFFER
IMPLICIT NONE
INTEGER(8), INTENT(IN) :: MEM_VALUE, INC_MEM_ARG, NEW_LU,LRLU
LOGICAL, INTENT(IN) :: PROCESS_BANDE_ARG, SSARBR
INTEGER IERR, KEEP(500)
INTEGER*8 KEEP8(150)
DOUBLE PRECISION ZERO, SEND_MEM, TMP_MEM, SBTR_TMP
PARAMETER( ZERO=0.0d0 )
INTRINSIC max, abs
INTEGER(8) :: INC_MEM
LOGICAL PROCESS_BANDE
INTEGER i
PROCESS_BANDE=PROCESS_BANDE_ARG
INC_MEM = INC_MEM_ARG
#if ! defined(OLD_LOAD_MECHANISM)
IF ( PROCESS_BANDE .AND. NEW_LU .NE. 0_8) THEN
WRITE(*,*) " Internal Error in DMUMPS_471."
WRITE(*,*) " NEW_LU must be zero if called from PROCESS_BANDE"
CALL MUMPS_ABORT()
ENDIF
#endif
DM_SUMLU = DM_SUMLU + dble(NEW_LU)
IF(KEEP_LOAD(201).EQ.0)THEN
CHECK_MEM = CHECK_MEM + INC_MEM
ELSEIF(KEEP_LOAD(201).EQ.1)THEN
CHECK_MEM = CHECK_MEM + INC_MEM - NEW_LU
ELSEIF(KEEP_LOAD(201).EQ.2)THEN
CHECK_MEM = CHECK_MEM + INC_MEM - NEW_LU
ENDIF
IF ( MEM_VALUE .NE. CHECK_MEM ) THEN
WRITE(*,*)MYID,
& ':Problem with increments in DMUMPS_471',
& CHECK_MEM, MEM_VALUE, INC_MEM,NEW_LU
CALL MUMPS_ABORT()
ENDIF
#if ! defined(OLD_LOAD_MECHANISM)
IF (PROCESS_BANDE) THEN
RETURN
ENDIF
#endif
IF(BDC_POOL_MNG) THEN
IF(SBTR_WHICH_M.EQ.0)THEN
IF (SSARBR) SBTR_CUR_LOCAL = SBTR_CUR_LOCAL+
& dble(INC_MEM-NEW_LU)
ELSE
IF (SSARBR) SBTR_CUR_LOCAL = SBTR_CUR_LOCAL+
& dble(INC_MEM)
ENDIF
ENDIF
IF ( .NOT. BDC_MEM ) THEN
RETURN
ENDIF
#if defined(OLD_LOAD_MECHANISM)
IF(KEEP_LOAD(201).EQ.0)THEN
DM_MEM( MYID ) = dble(CHECK_MEM) - DM_SUMLU
ELSE
DM_MEM( MYID ) = dble(CHECK_MEM)
ENDIF
TMP_MEM = DM_MEM(MYID)
#endif
IF (BDC_SBTR .AND. SSARBR) THEN
IF((SBTR_WHICH_M.EQ.0).AND.(KEEP(201).NE.0))THEN
SBTR_CUR(MYID) = SBTR_CUR(MYID)+dble(INC_MEM-NEW_LU)
ELSE
SBTR_CUR(MYID) = SBTR_CUR(MYID)+dble(INC_MEM)
ENDIF
SBTR_TMP = SBTR_CUR(MYID)
ELSE
SBTR_TMP=dble(0)
ENDIF
#if ! defined(OLD_LOAD_MECHANISM)
IF ( NEW_LU > 0_8 ) THEN
INC_MEM = INC_MEM - NEW_LU
ENDIF
DM_MEM( MYID ) = DM_MEM(MYID) + dble(INC_MEM)
MAX_PEAK_STK=max(MAX_PEAK_STK,DM_MEM(MYID))
IF(BDC_M2_MEM.AND.REMOVE_NODE_FLAG_MEM)THEN
IF(dble(INC_MEM).NE.REMOVE_NODE_COST_MEM)THEN
IF(dble(INC_MEM).GT.REMOVE_NODE_COST_MEM)THEN
DELTA_MEM = DELTA_MEM +
& (dble(INC_MEM)-REMOVE_NODE_COST_MEM)
GOTO 888
ELSE
DELTA_MEM = DELTA_MEM -
& (REMOVE_NODE_COST_MEM-dble(INC_MEM))
GOTO 888
ENDIF
ENDIF
GOTO 333
ENDIF
DELTA_MEM = DELTA_MEM + dble(INC_MEM)
888 CONTINUE
IF ((KEEP(48).NE.5).OR.
& ((KEEP(48).EQ.5).AND.(abs(DELTA_MEM)
& .GE.0.1d0*dble(LRLU))))THEN
IF ( abs(DELTA_MEM) > DM_THRES_MEM ) THEN
SEND_MEM = DELTA_MEM
#else
IF(BDC_M2_MEM.AND.REMOVE_NODE_FLAG_MEM)THEN
IF(INC_MEM.NE.REMOVE_NODE_COST_MEM)THEN
IF(INC_MEM.EQ.REMOVE_NODE_COST_MEM)THEN
GOTO 333
ELSEIF(INC_MEM.LT.REMOVE_NODE_COST_MEM)THEN
GOTO 333
ENDIF
ENDIF
ENDIF
IF ((KEEP(48).NE.5).OR.
& ((KEEP(48).EQ.5).AND.
& (abs(TMP_MEM-DM_LAST_MEM_SENT).GE.
& 0.1d0*dble(LRLU))))THEN
IF ( abs( TMP_MEM-DM_LAST_MEM_SENT) >
& DM_THRES_MEM ) THEN
IERR = 0
SEND_MEM = TMP_MEM
#endif
111 CONTINUE
CALL DMUMPS_77(
& BDC_SBTR,
& BDC_MEM,BDC_MD, COMM_LD,
& NPROCS,
#if ! defined(OLD_LOAD_MECHANISM)
& DELTA_LOAD,
#else
& LOAD_FLOPS( MYID ),
#endif
& SEND_MEM,SBTR_TMP,
& DM_SUMLU,
#if ! defined(OLD_LOAD_MECHANISM)
& FUTURE_NIV2,
#endif
& MYID,IERR )
IF ( IERR == -1 )THEN
CALL DMUMPS_467(COMM_LD, KEEP)
GOTO 111
ELSE IF ( IERR .NE. 0 ) THEN
WRITE(*,*) "Internal Error in DMUMPS_471",IERR
CALL MUMPS_ABORT()
ENDIF
IF ( IERR .EQ. 0 ) THEN
#if ! defined(OLD_LOAD_MECHANISM)
DELTA_LOAD = ZERO
DELTA_MEM = ZERO
#else
LAST_LOAD_SENT = LOAD_FLOPS ( MYID )
DM_LAST_MEM_SENT = TMP_MEM
#endif
END IF
ENDIF
ENDIF
333 CONTINUE
IF(REMOVE_NODE_FLAG_MEM)THEN
REMOVE_NODE_FLAG_MEM=.FALSE.
ENDIF
END SUBROUTINE DMUMPS_471
INTEGER FUNCTION DMUMPS_186( K69, MEM_DISTRIB,MSG_SIZE )
IMPLICIT NONE
INTEGER i, NLESS, K69
INTEGER, DIMENSION(0:NPROCS-1) :: MEM_DISTRIB
DOUBLE PRECISION LREF
DOUBLE PRECISION MSG_SIZE
NLESS = 0
DO i=1,NPROCS
IDWLOAD(i) = i - 1
ENDDO
WLOAD(1:NPROCS) = LOAD_FLOPS(0:NPROCS-1)
IF(BDC_M2_FLOPS)THEN
DO i=1,NPROCS
WLOAD(i)=WLOAD(i)+NIV2(i)
ENDDO
ENDIF
IF(K69 .gt. 1) THEN
CALL DMUMPS_426(MEM_DISTRIB,MSG_SIZE,IDWLOAD,NPROCS)
ENDIF
LREF = LOAD_FLOPS(MYID)
DO i=1, NPROCS
IF (WLOAD(i).LT.LREF) NLESS=NLESS+1
ENDDO
DMUMPS_186 = NLESS
RETURN
END FUNCTION DMUMPS_186
SUBROUTINE DMUMPS_189(MEM_DISTRIB,MSG_SIZE,DEST,
& NSLAVES)
IMPLICIT NONE
INTEGER NSLAVES
INTEGER DEST(NSLAVES)
INTEGER, DIMENSION(0:NPROCS - 1) :: MEM_DISTRIB
INTEGER i,J,NBDEST
DOUBLE PRECISION MSG_SIZE
IF ( NSLAVES.eq.NPROCS-1 ) THEN
J = MYID+1
DO i=1,NSLAVES
J=J+1
IF (J.GT.NPROCS) J=1
DEST(i) = J - 1
ENDDO
ELSE
DO i=1,NPROCS
IDWLOAD(i) = i - 1
ENDDO
CALL MUMPS_558(NPROCS, WLOAD, IDWLOAD)
NBDEST = 0
DO i=1, NSLAVES
J = IDWLOAD(i)
IF (J.NE.MYID) THEN
NBDEST = NBDEST+1
DEST(NBDEST) = J
ENDIF
ENDDO
IF (NBDEST.NE.NSLAVES) THEN
DEST(NSLAVES) = IDWLOAD(NSLAVES+1)
ENDIF
IF(BDC_MD)THEN
J=NSLAVES+1
do i=NSLAVES+1,NPROCS
IF(IDWLOAD(i).NE.MYID)THEN
DEST(J)= IDWLOAD(i)
J=J+1
ENDIF
end do
ENDIF
ENDIF
RETURN
END SUBROUTINE DMUMPS_189
SUBROUTINE DMUMPS_184( IPROC, LOAD_IPROC )
IMPLICIT NONE
INTEGER, intent(in) :: IPROC
DOUBLE PRECISION, intent(out) :: LOAD_IPROC
LOAD_IPROC = LOAD_FLOPS( IPROC )
RETURN
END SUBROUTINE DMUMPS_184
SUBROUTINE DMUMPS_183( INFO1, IERR )
USE DMUMPS_COMM_BUFFER
IMPLICIT NONE
INTEGER, intent(in) :: INFO1
INTEGER, intent(out) :: IERR
IERR=0
DEALLOCATE( LOAD_FLOPS )
DEALLOCATE( WLOAD )
DEALLOCATE( IDWLOAD )
#if ! defined(OLD_LOAD_MECHANISM)
DEALLOCATE(FUTURE_NIV2)
#endif
IF(BDC_MD)THEN
DEALLOCATE(MD_MEM)
DEALLOCATE(LU_USAGE)
DEALLOCATE(TAB_MAXS)
ENDIF
IF ( BDC_MEM ) DEALLOCATE( DM_MEM )
IF ( BDC_POOL) DEALLOCATE( POOL_MEM )
IF ( BDC_SBTR) THEN
DEALLOCATE( SBTR_MEM )
DEALLOCATE( SBTR_CUR )
DEALLOCATE(SBTR_FIRST_POS_IN_POOL)
NULLIFY(MY_FIRST_LEAF)
NULLIFY(MY_NB_LEAF)
NULLIFY(MY_ROOT_SBTR)
ENDIF
IF(KEEP_LOAD(76).EQ.4)THEN
NULLIFY(DEPTH_FIRST_LOAD)
ENDIF
IF(KEEP_LOAD(76).EQ.5)THEN
NULLIFY(COST_TRAV)
ENDIF
IF (BDC_M2_MEM.OR.BDC_M2_FLOPS) THEN
DEALLOCATE(NB_SON,POOL_NIV2,POOL_NIV2_COST, NIV2)
END IF
IF((KEEP_LOAD(81).EQ.2).OR.(KEEP_LOAD(81).EQ.3))THEN
DEALLOCATE(CB_COST_MEM)
DEALLOCATE(CB_COST_ID)
ENDIF
NULLIFY(ND_LOAD)
NULLIFY(KEEP_LOAD)
NULLIFY(KEEP8_LOAD)
NULLIFY(FILS_LOAD)
NULLIFY(FRERE_LOAD)
NULLIFY(PROCNODE_LOAD)
NULLIFY(STEP_LOAD)
NULLIFY(NE_LOAD)
NULLIFY(CAND_LOAD)
NULLIFY(STEP_TO_NIV2_LOAD)
NULLIFY(DAD_LOAD)
IF (BDC_SBTR.OR.BDC_POOL_MNG) THEN
DEALLOCATE(MEM_SUBTREE)
DEALLOCATE(SBTR_PEAK_ARRAY)
DEALLOCATE(SBTR_CUR_ARRAY)
ENDIF
CALL DMUMPS_58( IERR )
CALL DMUMPS_150( MYID, COMM_LD,
& BUF_LOAD_RECV, LBUF_LOAD_RECV,
& LBUF_LOAD_RECV_BYTES )
DEALLOCATE(BUF_LOAD_RECV)
END SUBROUTINE DMUMPS_183
#if defined (LAMPORT_)
RECURSIVE SUBROUTINE DMUMPS_467(COMM, KEEP)
#else
SUBROUTINE DMUMPS_467(COMM, KEEP)
#endif
IMPLICIT NONE
INCLUDE 'mpif.h'
INCLUDE 'mumps_tags.h'
INTEGER IERR, MSGTAG, MSGLEN, MSGSOU,COMM
INTEGER KEEP(500)
INTEGER STATUS(MPI_STATUS_SIZE)
LOGICAL FLAG
10 CONTINUE
CALL MPI_IPROBE( MPI_ANY_SOURCE, MPI_ANY_TAG, COMM,
& FLAG, STATUS, IERR )
IF (FLAG) THEN
KEEP(65)=KEEP(65)+1
MSGTAG = STATUS( MPI_TAG )
MSGSOU = STATUS( MPI_SOURCE )
IF ( MSGTAG .NE. UPDATE_LOAD) THEN
write(*,*) "Internal error 1 in DMUMPS_467",
& MSGTAG
CALL MUMPS_ABORT()
ENDIF
CALL MPI_GET_COUNT(STATUS, MPI_PACKED, MSGLEN, IERR)
IF ( MSGLEN > LBUF_LOAD_RECV_BYTES ) THEN
write(*,*) "Internal error 2 in DMUMPS_467",
& MSGLEN, LBUF_LOAD_RECV_BYTES
CALL MUMPS_ABORT()
ENDIF
CALL MPI_RECV( BUF_LOAD_RECV, LBUF_LOAD_RECV_BYTES,
& MPI_PACKED, MSGSOU, MSGTAG, COMM_LD, STATUS, IERR)
CALL DMUMPS_187( MSGSOU, BUF_LOAD_RECV,
& LBUF_LOAD_RECV, LBUF_LOAD_RECV_BYTES )
GOTO 10
ENDIF
RETURN
END SUBROUTINE DMUMPS_467
RECURSIVE SUBROUTINE DMUMPS_187
& ( MSGSOU, BUFR, LBUFR, LBUFR_BYTES )
IMPLICIT NONE
INTEGER MSGSOU, LBUFR, LBUFR_BYTES
INTEGER BUFR( LBUFR )
INCLUDE 'mpif.h'
INTEGER POSITION, IERR, WHAT, NSLAVES, i
DOUBLE PRECISION LOAD_RECEIVED
INTEGER INODE_RECEIVED,K,J,SON,NSLAVES_TEMP,POS_TEMP,
& NCB_RECEIVED
DOUBLE PRECISION SURF
INTEGER, POINTER, DIMENSION (:) :: LIST_SLAVES
DOUBLE PRECISION, POINTER, DIMENSION (:) :: LOAD_INCR
LOGICAL FLAG_LEADER
EXTERNAL MUMPS_330
INTEGER MUMPS_330
POSITION = 0
CALL MPI_UNPACK( BUFR, LBUFR_BYTES, POSITION,
& WHAT, 1, MPI_INTEGER,
& COMM_LD, IERR )
IF ( WHAT == 0 ) THEN
#if ! defined(OLD_LOAD_MECHANISM)
#else
#endif
CALL MPI_UNPACK( BUFR, LBUFR_BYTES, POSITION,
& LOAD_RECEIVED, 1,
& MPI_DOUBLE_PRECISION,
& COMM_LD, IERR )
#if ! defined(OLD_LOAD_MECHANISM)
LOAD_FLOPS( MSGSOU ) = LOAD_FLOPS(MSGSOU) + LOAD_RECEIVED
#else
LOAD_FLOPS( MSGSOU ) = LOAD_RECEIVED
#endif
IF ( BDC_MEM ) THEN
CALL MPI_UNPACK( BUFR, LBUFR_BYTES, POSITION,
& LOAD_RECEIVED, 1, MPI_DOUBLE_PRECISION,
& COMM_LD, IERR )
#if ! defined(OLD_LOAD_MECHANISM)
DM_MEM(MSGSOU) = DM_MEM(MSGSOU) + LOAD_RECEIVED
#else
DM_MEM(MSGSOU) = LOAD_RECEIVED
#endif
MAX_PEAK_STK=max(MAX_PEAK_STK,DM_MEM(MSGSOU))
END IF
IF(BDC_SBTR)THEN
CALL MPI_UNPACK( BUFR, LBUFR_BYTES, POSITION,
& LOAD_RECEIVED, 1, MPI_DOUBLE_PRECISION,
& COMM_LD, IERR )
SBTR_CUR(MSGSOU)=LOAD_RECEIVED
ENDIF
IF(BDC_MD)THEN
CALL MPI_UNPACK( BUFR, LBUFR_BYTES, POSITION,
& LOAD_RECEIVED, 1, MPI_DOUBLE_PRECISION,
& COMM_LD, IERR )
IF(KEEP_LOAD(201).EQ.0)THEN
LU_USAGE(MSGSOU)=LOAD_RECEIVED
ENDIF
ENDIF
ELSEIF (( WHAT == 1).OR.(WHAT.EQ.19)) THEN
CALL MPI_UNPACK( BUFR, LBUFR_BYTES, POSITION,
& NSLAVES, 1, MPI_INTEGER,
& COMM_LD, IERR )
CALL MPI_UNPACK( BUFR, LBUFR_BYTES, POSITION,
& INODE_RECEIVED, 1, MPI_INTEGER,
& COMM_LD, IERR )
LIST_SLAVES => IDWLOAD
LOAD_INCR => WLOAD
CALL MPI_UNPACK( BUFR, LBUFR_BYTES, POSITION,
& LIST_SLAVES, NSLAVES, MPI_INTEGER,
& COMM_LD, IERR)
CALL MPI_UNPACK( BUFR, LBUFR_BYTES, POSITION,
& LOAD_INCR, NSLAVES, MPI_DOUBLE_PRECISION,
& COMM_LD, IERR)
DO i = 1, NSLAVES
#if defined(OLD_LOAD_MECHANISM)
IF ( LIST_SLAVES(i) /= MYID ) THEN
#endif
LOAD_FLOPS(LIST_SLAVES(i)) =
& LOAD_FLOPS(LIST_SLAVES(i)) +
& LOAD_INCR(i)
#if defined(OLD_LOAD_MECHANISM)
END IF
#endif
END DO
IF ( BDC_MEM ) THEN
CALL MPI_UNPACK( BUFR, LBUFR_BYTES, POSITION,
& LOAD_INCR, NSLAVES, MPI_DOUBLE_PRECISION,
& COMM_LD, IERR)
DO i = 1, NSLAVES
#if defined(OLD_LOAD_MECHANISM)
IF ( LIST_SLAVES(i) /= MYID ) THEN
#endif
DM_MEM(LIST_SLAVES(i)) = DM_MEM(LIST_SLAVES(i)) +
& LOAD_INCR(i)
MAX_PEAK_STK=max(MAX_PEAK_STK,DM_MEM(LIST_SLAVES(i)))
#if defined(OLD_LOAD_MECHANISM)
END IF
#endif
END DO
END IF
IF(WHAT.EQ.19)THEN
CALL MPI_UNPACK( BUFR, LBUFR_BYTES, POSITION,
& LOAD_INCR, NSLAVES, MPI_DOUBLE_PRECISION,
& COMM_LD, IERR)
CALL CLEAN_POOL_MEM_INFO(INODE_RECEIVED)
CB_COST_ID(POS_ID)=INODE_RECEIVED
CB_COST_ID(POS_ID+1)=NSLAVES
CB_COST_ID(POS_ID+2)=POS_MEM
POS_ID=POS_ID+3
DO i=1,NSLAVES
WRITE(*,*)MYID,':',LIST_SLAVES(i),'->',LOAD_INCR(i)
CB_COST_MEM(POS_MEM)=int(LIST_SLAVES(i),8)
POS_MEM=POS_MEM+1
CB_COST_MEM(POS_MEM)=int(LOAD_INCR(i),8)
POS_MEM=POS_MEM+1
ENDDO
ENDIF
#if defined(OLD_LOAD_MECHANISM)
#if defined (CHECK_COHERENCE)
344 CONTINUE
#endif
#endif
NULLIFY( LIST_SLAVES )
NULLIFY( LOAD_INCR )
ELSE IF (WHAT == 2 ) THEN
IF ( .not. BDC_POOL ) THEN
WRITE(*,*) "Internal error 2 in DMUMPS_187"
CALL MUMPS_ABORT()
END IF
CALL MPI_UNPACK( BUFR, LBUFR_BYTES, POSITION,
& LOAD_RECEIVED, 1,
& MPI_DOUBLE_PRECISION,
& COMM_LD, IERR )
POOL_MEM(MSGSOU)=LOAD_RECEIVED
ELSE IF ( WHAT == 3 ) THEN
IF ( .NOT. BDC_SBTR) THEN
WRITE(*,*) "Internal error 3 in DMUMPS_187"
CALL MUMPS_ABORT()
ENDIF
CALL MPI_UNPACK( BUFR, LBUFR_BYTES, POSITION,
& LOAD_RECEIVED, 1,
& MPI_DOUBLE_PRECISION,
& COMM_LD, IERR )
SBTR_MEM(MSGSOU)=SBTR_MEM(MSGSOU)+LOAD_RECEIVED
#if ! defined(OLD_LOAD_MECHANISM)
ELSE IF (WHAT == 4) THEN
FUTURE_NIV2(MSGSOU+1)=0
IF(BDC_MD)THEN
CALL MPI_UNPACK( BUFR, LBUFR_BYTES, POSITION,
& SURF, 1, MPI_DOUBLE_PRECISION,
& COMM_LD, IERR )
MD_MEM(MSGSOU)=999999999_8
TAB_MAXS(MSGSOU)=TAB_MAXS(MSGSOU)+int(SURF,8)
ENDIF
#endif
IF(BDC_M2_MEM.OR.BDC_M2_FLOPS)THEN
ENDIF
ELSE IF (WHAT == 5) THEN
IF((.NOT.BDC_M2_MEM).AND.(.NOT.BDC_M2_FLOPS))THEN
WRITE(*,*) "Internal error 7 in DMUMPS_187"
CALL MUMPS_ABORT()
ENDIF
CALL MPI_UNPACK( BUFR, LBUFR_BYTES, POSITION,
& INODE_RECEIVED, 1,
& MPI_INTEGER,
& COMM_LD, IERR )
IF(BDC_M2_MEM) THEN
CALL PROCESS_NIV2_MEM_MSG(INODE_RECEIVED)
ELSEIF(BDC_M2_FLOPS) THEN
CALL PROCESS_NIV2_FLOPS_MSG(INODE_RECEIVED)
ENDIF
IF((KEEP_LOAD(81).EQ.2).OR.(KEEP_LOAD(81).EQ.3))THEN
CALL MPI_UNPACK( BUFR, LBUFR_BYTES, POSITION,
& INODE_RECEIVED, 1,
& MPI_INTEGER,
& COMM_LD, IERR )
CALL MPI_UNPACK( BUFR, LBUFR_BYTES, POSITION,
& NCB_RECEIVED, 1,
& MPI_INTEGER,
& COMM_LD, IERR )
IF(MUMPS_330(STEP_LOAD(INODE_RECEIVED),
& PROCNODE_LOAD,NPROCS).EQ.1)THEN
CB_COST_ID(POS_ID)=INODE_RECEIVED
CB_COST_ID(POS_ID+1)=1
CB_COST_ID(POS_ID+2)=POS_MEM
POS_ID=POS_ID+3
CB_COST_MEM(POS_MEM)=int(MSGSOU,8)
POS_MEM=POS_MEM+1
CB_COST_MEM(POS_MEM)=int(NCB_RECEIVED,8)*
& int(NCB_RECEIVED,8)
POS_MEM=POS_MEM+1
ENDIF
ENDIF
ELSE IF ( WHAT == 6 ) THEN
IF((.NOT.BDC_M2_MEM).AND.(.NOT.BDC_M2_FLOPS))THEN
WRITE(*,*) "Internal error 8 in DMUMPS_187"
CALL MUMPS_ABORT()
ENDIF
CALL MPI_UNPACK( BUFR, LBUFR_BYTES, POSITION,
& LOAD_RECEIVED, 1,
& MPI_DOUBLE_PRECISION,
& COMM_LD, IERR )
IF(BDC_M2_MEM) THEN
NIV2(MSGSOU+1) = LOAD_RECEIVED
ELSEIF(BDC_M2_FLOPS) THEN
NIV2(MSGSOU+1) = NIV2(MSGSOU+1) + LOAD_RECEIVED
IF(NIV2(MSGSOU+1).LT.0.0D0)THEN
IF(abs(NIV2(MSGSOU+1)).LE.
& sqrt(epsilon(LOAD_RECEIVED)))THEN
NIV2(MSGSOU+1)=0.0D0
ELSE
WRITE(*,*)'problem with NIV2_FLOPS message',
& NIV2(MSGSOU+1),MSGSOU,LOAD_RECEIVED
CALL MUMPS_ABORT()
ENDIF
ENDIF
ENDIF
ELSEIF(WHAT == 17)THEN
CALL MPI_UNPACK( BUFR, LBUFR_BYTES, POSITION,
& LOAD_RECEIVED, 1,
& MPI_DOUBLE_PRECISION,
& COMM_LD, IERR )
IF(BDC_M2_MEM) THEN
NIV2(MSGSOU+1) = LOAD_RECEIVED
CALL MPI_UNPACK( BUFR, LBUFR_BYTES, POSITION,
& LOAD_RECEIVED, 1,
& MPI_DOUBLE_PRECISION,
& COMM_LD, IERR )
IF(BDC_MD)THEN
#if ! defined(OLD_LOAD_MECHANISM)
DM_MEM(MYID)=DM_MEM(MYID)+LOAD_RECEIVED
#else
DM_MEM(MYID)=LOAD_RECEIVED
#endif
ELSEIF(BDC_POOL)THEN
POOL_MEM(MSGSOU)=LOAD_RECEIVED
ENDIF
ELSEIF(BDC_M2_FLOPS) THEN
NIV2(MSGSOU+1) = NIV2(MSGSOU+1) + LOAD_RECEIVED
IF(NIV2(MSGSOU+1).LT.0.0D0)THEN
WRITE(*,*)'problem with NIV2_FLOPS message',
& NIV2(MSGSOU+1),MSGSOU,LOAD_RECEIVED
CALL MUMPS_ABORT()
ENDIF
CALL MPI_UNPACK( BUFR, LBUFR_BYTES, POSITION,
& LOAD_RECEIVED, 1,
& MPI_DOUBLE_PRECISION,
& COMM_LD, IERR )
#if ! defined(OLD_LOAD_MECHANISM)
LOAD_FLOPS( MSGSOU ) = LOAD_FLOPS(MSGSOU) + LOAD_RECEIVED
#else
LOAD_FLOPS( MSGSOU ) = LOAD_RECEIVED
#endif
ENDIF
ELSEIF ( WHAT == 7 ) THEN
IF(.NOT.BDC_MD)THEN
WRITE(*,*)MYID,': Internal error 4
&in DMUMPS_187'
CALL MUMPS_ABORT()
ENDIF
CALL MPI_UNPACK( BUFR, LBUFR_BYTES, POSITION,
& NSLAVES, 1, MPI_INTEGER,
& COMM_LD, IERR )
CALL MPI_UNPACK( BUFR, LBUFR_BYTES, POSITION,
& INODE_RECEIVED, 1, MPI_INTEGER,
& COMM_LD, IERR )
LIST_SLAVES => IDWLOAD
LOAD_INCR => WLOAD
CALL MPI_UNPACK( BUFR, LBUFR_BYTES, POSITION,
& LIST_SLAVES, NSLAVES, MPI_INTEGER,
& COMM_LD, IERR)
CALL MPI_UNPACK( BUFR, LBUFR_BYTES, POSITION,
& LOAD_INCR, NSLAVES, MPI_DOUBLE_PRECISION,
& COMM_LD, IERR)
DO i = 1, NSLAVES
#if defined(OLD_LOAD_MECHANISM)
IF ( LIST_SLAVES(i) /= MYID ) THEN
#endif
MD_MEM(LIST_SLAVES(i)) =
& MD_MEM(LIST_SLAVES(i)) +
& int(LOAD_INCR(i),8)
#if ! defined(OLD_LOAD_MECHANISM)
IF(FUTURE_NIV2(LIST_SLAVES(i)+1).EQ.0)THEN
MD_MEM(LIST_SLAVES(i))=999999999_8
ENDIF
#endif
#if defined(OLD_LOAD_MECHANISM)
END IF
#endif
END DO
ELSEIF ( WHAT == 8 ) THEN
IF(.NOT.BDC_MD)THEN
WRITE(*,*)MYID,': Internal error 5
&in DMUMPS_187'
CALL MUMPS_ABORT()
ENDIF
CALL MPI_UNPACK( BUFR, LBUFR_BYTES, POSITION,
& LOAD_RECEIVED, 1,
& MPI_DOUBLE_PRECISION,
& COMM_LD, IERR )
MD_MEM(MSGSOU)=MD_MEM(MSGSOU)+int(LOAD_RECEIVED,8)
#if ! defined(OLD_LOAD_MECHANISM)
IF(FUTURE_NIV2(MSGSOU+1).EQ.0)THEN
MD_MEM(MSGSOU)=999999999_8
ENDIF
#endif
ELSEIF ( WHAT == 9 ) THEN
IF(.NOT.BDC_MD)THEN
WRITE(*,*)MYID,': Internal error 6
&in DMUMPS_187'
CALL MUMPS_ABORT()
ENDIF
CALL MPI_UNPACK( BUFR, LBUFR_BYTES, POSITION,
& LOAD_RECEIVED, 1,
& MPI_DOUBLE_PRECISION,
& COMM_LD, IERR )
TAB_MAXS(MSGSOU)=int(LOAD_RECEIVED,8)
ELSE
WRITE(*,*) "Internal error 1 in DMUMPS_187"
CALL MUMPS_ABORT()
END IF
RETURN
END SUBROUTINE DMUMPS_187
integer function DMUMPS_409
& (MEM_DISTRIB,CAND,
& K69,
& SLAVEF,MSG_SIZE,
& NMB_OF_CAND )
implicit none
integer, intent(in) :: K69, SLAVEF
INTEGER, intent(in) :: CAND(SLAVEF+1)
INTEGER, DIMENSION(0:NPROCS - 1), intent(in) :: MEM_DISTRIB
INTEGER, intent(out) :: NMB_OF_CAND
integer i,nless
DOUBLE PRECISION lref
DOUBLE PRECISION MSG_SIZE
nless = 0
NMB_OF_CAND=CAND(SLAVEF+1)
do i=1,NMB_OF_CAND
WLOAD(i)=LOAD_FLOPS(CAND(i))
IF(BDC_M2_FLOPS)THEN
WLOAD(i)=WLOAD(i)+NIV2(CAND(i)+1)
ENDIF
end do
IF(K69 .gt. 1) THEN
CALL DMUMPS_426(MEM_DISTRIB,MSG_SIZE,
& CAND,NMB_OF_CAND)
ENDIF
lref = LOAD_FLOPS(MYID)
do i=1, NMB_OF_CAND
if (WLOAD(i).lt.lref) nless=nless+1
end do
DMUMPS_409 = nless
return
end function DMUMPS_409
subroutine DMUMPS_384
& (MEM_DISTRIB,CAND,
&
& SLAVEF,
& nslaves_inode, DEST)
implicit none
integer, intent(in) :: nslaves_inode, SLAVEF
integer, intent(in) :: CAND(SLAVEF+1)
integer, dimension(0:NPROCS - 1), intent(in) :: MEM_DISTRIB
integer, intent(out) :: DEST(CAND(SLAVEF+1))
integer i,j,NMB_OF_CAND,deficit,nextproc
DOUBLE PRECISION lref
external MUMPS_558
NMB_OF_CAND = CAND(SLAVEF+1)
if(nslaves_inode.ge.NPROCS .or.
& nslaves_inode.gt.NMB_OF_CAND) then
write(*,*)'Internal error in DMUMPS_384',
& nslaves_inode, NPROCS, NMB_OF_CAND
CALL MUMPS_ABORT()
end if
if (nslaves_inode.eq.NPROCS-1) then
j=MYID+1
do i=1,nslaves_inode
if(j.ge.NPROCS) j=0
DEST(i)=j
j=j+1
end do
else
do i=1,NMB_OF_CAND
IDWLOAD(i)=i
end do
call MUMPS_558(NMB_OF_CAND,
& WLOAD(1:NMB_OF_CAND),IDWLOAD(1:NMB_OF_CAND) )
do i=1,nslaves_inode
DEST(i)= CAND(IDWLOAD(i))
end do
IF(BDC_MD)THEN
do i=nslaves_inode+1,NMB_OF_CAND
DEST(i)= CAND(IDWLOAD(i))
end do
ENDIF
end if
return
end subroutine DMUMPS_384
SUBROUTINE DMUMPS_425(K69)
IMPLICIT NONE
INTEGER K69
IF (K69 .LE. 4) THEN
ALPHA = 0.0d0
BETA = 0.0d0
RETURN
ENDIF
IF (K69 .EQ. 5) THEN
ALPHA = 0.5d0
BETA = 50000.0d0
RETURN
ENDIF
IF (K69 .EQ. 6) THEN
ALPHA = 0.5d0
BETA = 100000.0d0
RETURN
ENDIF
IF (K69 .EQ. 7) THEN
ALPHA = 0.5d0
BETA = 150000.0d0
RETURN
ENDIF
IF (K69 .EQ. 8) THEN
ALPHA = 1.0d0
BETA = 50000.0d0
RETURN
ENDIF
IF (K69 .EQ. 9) THEN
ALPHA = 1.0d0
BETA = 100000.0d0
RETURN
ENDIF
IF (K69 .EQ. 10) THEN
ALPHA = 1.0d0
BETA = 150000.0d0
RETURN
ENDIF
IF (K69 .EQ. 11) THEN
ALPHA = 1.5d0
BETA = 50000.0d0
RETURN
ENDIF
IF (K69 .EQ. 12) THEN
ALPHA = 1.5d0
BETA = 100000.0d0
RETURN
ENDIF
ALPHA = 1.5d0
BETA = 150000.0d0
RETURN
END SUBROUTINE DMUMPS_425
SUBROUTINE DMUMPS_426(MEM_DISTRIB,MSG_SIZE,ARRAY_ADM,LEN)
IMPLICIT NONE
INTEGER i,J,LEN,COUNTMORE,COUNTLOCLESS
INTEGER, DIMENSION(0:NPROCS-1) :: MEM_DISTRIB
DOUBLE PRECISION MSG_SIZE,FORBIGMSG
INTEGER ARRAY_ADM(LEN)
DOUBLE PRECISION MY_LOAD
FORBIGMSG = 1.0d0
IF (K69 .lt.2) THEN
RETURN
ENDIF
IF(BDC_M2_FLOPS)THEN
MY_LOAD=LOAD_FLOPS(MYID)+NIV2(MYID+1)
ELSE
MY_LOAD=LOAD_FLOPS(MYID)
ENDIF
IF((MSG_SIZE * dble(K35) ) .gt. 3200000.0d0) THEN
FORBIGMSG = 2.0d0
ENDIF
IF (K69 .le. 4) THEN
DO i = 1,LEN
IF ((MEM_DISTRIB(ARRAY_ADM(i)) .EQ. 1) .AND.
& WLOAD(i) .LT. MY_LOAD ) THEN
WLOAD(i) = WLOAD(i)/MY_LOAD
ELSE
IF ( MEM_DISTRIB(ARRAY_ADM(i)) .NE. 1 ) THEN
WLOAD(i) = WLOAD(i) *
& dble(MEM_DISTRIB(ARRAY_ADM(i)))
& * FORBIGMSG
& + dble(2)
ENDIF
ENDIF
ENDDO
RETURN
ENDIF
DO i = 1,LEN
IF ((MEM_DISTRIB(ARRAY_ADM(i)) .EQ. 1) .AND.
& WLOAD(i) .LT. MY_LOAD ) THEN
WLOAD(i) = WLOAD(i) / MY_LOAD
ELSE
IF(MEM_DISTRIB(ARRAY_ADM(i)) .NE. 1) THEN
WLOAD(i) = (WLOAD(i) +
& ALPHA * MSG_SIZE * dble(K35) +
& BETA) * FORBIGMSG
ENDIF
ENDIF
ENDDO
RETURN
END SUBROUTINE DMUMPS_426
SUBROUTINE DMUMPS_461(MYID, SLAVEF, COMM,
& TAB_POS, NASS, KEEP,KEEP8, LIST_SLAVES, NSLAVES,INODE)
USE DMUMPS_COMM_BUFFER
IMPLICIT NONE
INTEGER, INTENT (IN) :: MYID, SLAVEF, COMM, NASS, NSLAVES
INTEGER, INTENT (IN) :: TAB_POS(SLAVEF+2)
INTEGER, INTENT (IN) :: LIST_SLAVES( NSLAVES )
INTEGER KEEP(500)
INTEGER*8 KEEP8(150)
INTEGER NCB, NFRONT, NBROWS_SLAVE
INTEGER i, IERR,WHAT,INODE
DOUBLE PRECISION MEM_INCREMENT ( NSLAVES )
DOUBLE PRECISION FLOPS_INCREMENT( NSLAVES )
DOUBLE PRECISION CB_BAND( NSLAVES )
IF((KEEP(81).NE.2).AND.(KEEP(81).NE.3))THEN
WHAT=1
ELSE
WHAT=19
ENDIF
#if ! defined(OLD_LOAD_MECHANISM)
FUTURE_NIV2(MYID+1) = FUTURE_NIV2(MYID+1) - 1
IF ( FUTURE_NIV2(MYID+1) < 0 ) THEN
WRITE(*,*) "Internal error in DMUMPS_461"
CALL MUMPS_ABORT()
ENDIF
IF ( FUTURE_NIV2(MYID + 1) == 0 ) THEN
112 CONTINUE
CALL DMUMPS_502(COMM,MYID,SLAVEF,
& dble(MAX_SURF_MASTER),IERR)
IF (IERR == -1 ) THEN
CALL DMUMPS_467(COMM_LD, KEEP)
GOTO 112
ELSE IF ( IERR .NE. 0 ) THEN
WRITE(*,*) "Internal Error in DMUMPS_461",
& IERR
CALL MUMPS_ABORT()
ENDIF
TAB_MAXS(MYID) = TAB_MAXS(MYID) + int(MAX_SURF_MASTER,8)
ENDIF
#endif
IF ( NSLAVES /= TAB_POS(SLAVEF + 2) ) THEN
write(*,*) "Error 1 in DMUMPS_461",
& NSLAVES, TAB_POS(SLAVEF+2)
CALL MUMPS_ABORT()
ENDIF
NCB = TAB_POS(NSLAVES+1) - 1
NFRONT = NCB + NASS
DO i = 1, NSLAVES
NBROWS_SLAVE = TAB_POS(i+1) - TAB_POS(i)
IF ( KEEP(50) == 0 ) THEN
FLOPS_INCREMENT( i ) = (dble(NBROWS_SLAVE)*dble( NASS ))+
& dble(NBROWS_SLAVE) * dble(NASS) *
& dble(2*NFRONT-NASS-1)
ELSE
FLOPS_INCREMENT( i ) = dble(NBROWS_SLAVE) * dble(NASS ) *
& dble( 2 * ( NASS + TAB_POS(i+1) - 1 )
& - NBROWS_SLAVE - NASS + 1 )
ENDIF
IF ( BDC_MEM ) THEN
IF ( KEEP(50) == 0 ) THEN
MEM_INCREMENT( i ) = dble(NBROWS_SLAVE) *
& dble(NFRONT)
ELSE
MEM_INCREMENT( i ) = dble(NBROWS_SLAVE) *
& dble( NASS + TAB_POS(i+1) - 1 )
END IF
ENDIF
IF((KEEP(81).NE.2).AND.(KEEP(81).NE.3))THEN
CB_BAND(i)=dble(-999999)
ELSE
IF ( KEEP(50) == 0 ) THEN
CB_BAND( i ) = dble(NBROWS_SLAVE) *
& dble(NFRONT-NASS)
ELSE
CB_BAND( i ) = dble(NBROWS_SLAVE) *
& dble(TAB_POS(i+1)-1)
END IF
ENDIF
END DO
IF((KEEP(81).EQ.2).OR.(KEEP(81).EQ.3))THEN
CB_COST_ID(POS_ID)=INODE
CB_COST_ID(POS_ID+1)=NSLAVES
CB_COST_ID(POS_ID+2)=POS_MEM
POS_ID=POS_ID+3
DO i=1,NSLAVES
CB_COST_MEM(POS_MEM)=int(LIST_SLAVES(i),8)
POS_MEM=POS_MEM+1
CB_COST_MEM(POS_MEM)=int(CB_BAND(i),8)
POS_MEM=POS_MEM+1
ENDDO
ENDIF
111 CONTINUE
CALL DMUMPS_524(BDC_MEM, COMM, MYID, SLAVEF,
#if ! defined(OLD_LOAD_MECHANISM)
& FUTURE_NIV2,
#endif
& NSLAVES, LIST_SLAVES,INODE,
& MEM_INCREMENT,
& FLOPS_INCREMENT,CB_BAND, WHAT,IERR)
IF ( IERR == -1 ) THEN
CALL DMUMPS_467(COMM_LD, KEEP)
GOTO 111
ELSE IF ( IERR .NE. 0 ) THEN
WRITE(*,*) "Internal Error in DMUMPS_461",
& IERR
CALL MUMPS_ABORT()
ENDIF
#if ! defined(OLD_LOAD_MECHANISM)
IF (FUTURE_NIV2(MYID+1) .NE. 0) THEN
#endif
DO i = 1, NSLAVES
LOAD_FLOPS(LIST_SLAVES(i)) = LOAD_FLOPS(LIST_SLAVES(i))
& + FLOPS_INCREMENT(i)
IF ( BDC_MEM ) THEN
DM_MEM(LIST_SLAVES(i)) = DM_MEM(LIST_SLAVES(i))
& + MEM_INCREMENT(i)
END IF
ENDDO
#if ! defined(OLD_LOAD_MECHANISM)
ENDIF
#endif
RETURN
END SUBROUTINE DMUMPS_461
SUBROUTINE DMUMPS_500(
& POOL, LPOOL,
& PROCNODE, KEEP,KEEP8, SLAVEF, COMM, MYID, STEP, N,
& ND, FILS )
USE DMUMPS_COMM_BUFFER
IMPLICIT NONE
INTEGER LPOOL, SLAVEF, COMM, MYID
INTEGER N, KEEP(500)
INTEGER*8 KEEP8(150)
INTEGER POOL( LPOOL ), PROCNODE( KEEP(28) ), STEP( N )
INTEGER ND( KEEP(28) ), FILS( N )
INTEGER i, INODE, NELIM, NFR, LEVEL, IERR, WHAT
DOUBLE PRECISION COST
INTEGER NBINSUBTREE,NBTOP,INSUBTREE
LOGICAL MUMPS_167
INTEGER MUMPS_330
EXTERNAL MUMPS_167, MUMPS_330
NBINSUBTREE = POOL(LPOOL)
NBTOP = POOL(LPOOL - 1)
INSUBTREE = POOL(LPOOL - 2)
IF(BDC_MD)THEN
RETURN
ENDIF
IF((KEEP(76).EQ.0).OR.(KEEP(76).EQ.2))THEN
IF(NBTOP.NE.0)THEN
DO i = LPOOL-NBTOP-2, min(LPOOL-3,LPOOL-NBTOP-2+3)
INODE = POOL( i )
IF (INODE .LE. N .AND. INODE .GE. 1 ) THEN
GOTO 20
END IF
END DO
COST=dble(0)
GOTO 30
ELSE
DO i = NBINSUBTREE, max(1,NBINSUBTREE-3), -1
INODE = POOL( i )
IF (INODE .LE. N .AND. INODE .GE. 1 ) THEN
GOTO 20
END IF
END DO
COST=dble(0)
GOTO 30
ENDIF
ELSE
IF(KEEP(76).EQ.1)THEN
IF(INSUBTREE.EQ.1)THEN
DO i = NBINSUBTREE, max(1,NBINSUBTREE-3), -1
INODE = POOL( i )
IF (INODE .LE. N .AND. INODE .GE. 1 ) THEN
GOTO 20
END IF
END DO
COST=dble(0)
GOTO 30
ELSE
DO i = LPOOL-NBTOP-2, min(LPOOL-3,LPOOL-NBTOP-2+3)
INODE = POOL( i )
IF (INODE .LE. N .AND. INODE .GE. 1 ) THEN
GOTO 20
END IF
END DO
COST=dble(0)
GOTO 30
ENDIF
ELSE
WRITE(*,*)
& 'Internal error: Unknown pool management strategy'
CALL MUMPS_ABORT()
ENDIF
ENDIF
20 CONTINUE
i = INODE
NELIM = 0
10 CONTINUE
IF ( i > 0 ) THEN
NELIM = NELIM + 1
i = FILS(i)
GOTO 10
ENDIF
NFR = ND( STEP(INODE) )
LEVEL = MUMPS_330( STEP(INODE), PROCNODE, SLAVEF )
IF (LEVEL .EQ. 1) THEN
COST = dble( NFR ) * dble( NFR )
ELSE
IF ( KEEP(50) == 0 ) THEN
COST = dble( NFR ) * dble( NELIM )
ELSE
COST = dble( NELIM ) * dble( NELIM )
ENDIF
ENDIF
30 CONTINUE
IF ( abs(POOL_LAST_COST_SENT-COST).GT.DM_THRES_MEM ) THEN
WHAT = 2
111 CONTINUE
CALL DMUMPS_460( WHAT,
& COMM, SLAVEF,
#if ! defined(OLD_LOAD_MECHANISM)
& FUTURE_NIV2,
#endif
& COST, dble(0),MYID, IERR )
POOL_LAST_COST_SENT = COST
POOL_MEM(MYID)=COST
IF ( IERR == -1 )THEN
CALL DMUMPS_467(COMM_LD, KEEP)
GOTO 111
ELSE IF ( IERR .NE. 0 ) THEN
WRITE(*,*) "Internal Error in DMUMPS_500",
& IERR
CALL MUMPS_ABORT()
ENDIF
ENDIF
RETURN
END SUBROUTINE DMUMPS_500
SUBROUTINE DMUMPS_501(
& OK,INODE,POOL,LPOOL,MYID,SLAVEF,COMM,KEEP,KEEP8)
USE DMUMPS_COMM_BUFFER
IMPLICIT NONE
INTEGER LPOOL,MYID,SLAVEF,COMM,INODE
INTEGER POOL(LPOOL),KEEP(500)
INTEGER*8 KEEP8(150)
INTEGER WHAT,IERR
LOGICAL OK
DOUBLE PRECISION ZERO,COST
LOGICAL FLAG
PARAMETER(ZERO = 0.0d0)
EXTERNAL MUMPS_283,MUMPS_170
LOGICAL MUMPS_283,MUMPS_170
IF((INODE.LE.0).OR.(INODE.GT.N_LOAD)) THEN
RETURN
ENDIF
IF(.NOT.MUMPS_170(STEP_LOAD(INODE),
& PROCNODE_LOAD,NPROCS))THEN
RETURN
ENDIF
IF(MUMPS_283(STEP_LOAD(INODE),PROCNODE_LOAD,NPROCS))THEN
IF(NE_LOAD(STEP_LOAD(INODE)).EQ.0)THEN
RETURN
ENDIF
ENDIF
FLAG=.FALSE.
IF(INDICE_SBTR.LE.NB_SUBTREES)THEN
IF(INODE.EQ.MY_FIRST_LEAF(INDICE_SBTR))THEN
FLAG=.TRUE.
ENDIF
ENDIF
IF(FLAG)THEN
SBTR_PEAK_ARRAY(INDICE_SBTR_ARRAY)=MEM_SUBTREE(INDICE_SBTR)
SBTR_CUR_ARRAY(INDICE_SBTR_ARRAY)=SBTR_CUR(MYID)
INDICE_SBTR_ARRAY=INDICE_SBTR_ARRAY+1
WHAT = 3
IF(dble(MEM_SUBTREE(INDICE_SBTR)).GE.DM_THRES_MEM)THEN
111 CONTINUE
CALL DMUMPS_460(
& WHAT, COMM, SLAVEF,
#if ! defined(OLD_LOAD_MECHANISM)
& FUTURE_NIV2,
#endif
& dble(MEM_SUBTREE(INDICE_SBTR)), dble(0),MYID, IERR )
IF ( IERR == -1 )THEN
CALL DMUMPS_467(COMM_LD, KEEP)
GOTO 111
ELSE IF ( IERR .NE. 0 ) THEN
WRITE(*,*)
& "Internal Error 1 in DMUMPS_501",
& IERR
CALL MUMPS_ABORT()
ENDIF
ENDIF
SBTR_MEM(MYID)=SBTR_MEM(MYID)+
& dble(MEM_SUBTREE(INDICE_SBTR))
INDICE_SBTR=INDICE_SBTR+1
IF(INSIDE_SUBTREE.EQ.0)THEN
INSIDE_SUBTREE=1
ENDIF
ELSE
IF(INODE.EQ.MY_ROOT_SBTR(INDICE_SBTR-1))THEN
WHAT = 3
COST=-SBTR_PEAK_ARRAY(INDICE_SBTR_ARRAY-1)
IF(abs(COST).GE.DM_THRES_MEM)THEN
112 CONTINUE
CALL DMUMPS_460(
& WHAT, COMM, SLAVEF,
#if ! defined(OLD_LOAD_MECHANISM)
& FUTURE_NIV2,
#endif
& COST, dble(0) ,MYID,IERR )
IF ( IERR == -1 )THEN
CALL DMUMPS_467(COMM_LD, KEEP)
GOTO 112
ELSE IF ( IERR .NE. 0 ) THEN
WRITE(*,*)
& "Internal Error 3 in DMUMPS_501",
& IERR
CALL MUMPS_ABORT()
ENDIF
ENDIF
INDICE_SBTR_ARRAY=INDICE_SBTR_ARRAY-1
SBTR_MEM(MYID)=SBTR_MEM(MYID)-
& SBTR_PEAK_ARRAY(INDICE_SBTR_ARRAY)
SBTR_CUR(MYID)=SBTR_CUR_ARRAY(INDICE_SBTR_ARRAY)
IF(INDICE_SBTR_ARRAY.EQ.1)THEN
SBTR_CUR(MYID)=dble(0)
INSIDE_SUBTREE=0
ENDIF
ENDIF
ENDIF
666 CONTINUE
END SUBROUTINE DMUMPS_501
SUBROUTINE DMUMPS_504
& (SLAVEF,KEEP,KEEP8,PROCS,MEM_DISTRIB,NCB,NFRONT,
& NSLAVES_NODE,TAB_POS,
& SLAVES_LIST,SIZE_SLAVES_LIST,MYID)
IMPLICIT NONE
INTEGER, intent(in) :: KEEP(500),SIZE_SLAVES_LIST
INTEGER*8 KEEP8(150)
INTEGER, intent(in) :: SLAVEF, NFRONT, NCB,MYID
INTEGER, intent(in) :: PROCS(SLAVEF+1)
INTEGER, intent(in) :: MEM_DISTRIB(0:SLAVEF-1)
INTEGER, intent(out):: SLAVES_LIST(SIZE_SLAVES_LIST)
INTEGER, intent(out):: TAB_POS(SLAVEF+2)
INTEGER, intent(out):: NSLAVES_NODE
INTEGER NUMBER_OF_PROCS,K47, K48, K50
INTEGER(8) :: K821
DOUBLE PRECISION DK821
INTEGER J, NSLAVES, NSLAVES_REAL, ISLAVE
INTEGER KMIN, KMAX, BLSIZE, NPIV,
& KMINSURF, NSLAVES_max
DOUBLE PRECISION WK_MASTER, WK_SLAVE
INTEGER OTHERS,CHOSEN,SMALL_SET,ACC
DOUBLE PRECISION SOMME,TMP_SUM
INTEGER AFFECTED
INTEGER ADDITIONNAL_ROWS,BLOCK_SIZE,i,X,REF,POS
INTEGER(8)::TOTAL_MEM
LOGICAL FORCE_CAND
DOUBLE PRECISION TEMP(SLAVEF),SUB(SLAVEF),PEAK,MAX_TEMP
INTEGER TEMP_ID(SLAVEF),NB_ROWS(SLAVEF),SUB_ID(SLAVEF),M2(SLAVEF)
EXTERNAL MPI_WTIME
DOUBLE PRECISION MPI_WTIME
IF (KEEP8(21) .GT. 0_8) THEN
write(*,*)MYID,
& ": Internal Error 1 in DMUMPS_504"
CALL MUMPS_ABORT()
ENDIF
K821=abs(KEEP8(21))
DK821=dble(K821)
K50=KEEP(50)
K48=KEEP(48)
K47=KEEP(47)
IF ( KEEP(24) == 0 .OR. KEEP(24) == 1 ) THEN
FORCE_CAND = .FALSE.
ELSE
FORCE_CAND = (mod(KEEP(24),2).eq.0)
END IF
IF(K48.NE.4)THEN
WRITE(*,*)'DMUMPS_COMPUTE_PARTI_ACTV_MEM_K821
& should be called with KEEP(48) different from 4'
CALL MUMPS_ABORT()
ENDIF
KMIN=1
KMAX=int(K821/int(NFRONT,8))
IF(FORCE_CAND)THEN
DO i=1,PROCS(SLAVEF+1)
WLOAD(i)=DM_MEM(PROCS(i))
IDWLOAD(i)=PROCS(i)
ENDDO
NUMBER_OF_PROCS=PROCS(SLAVEF+1)
OTHERS=NUMBER_OF_PROCS
ELSE
NUMBER_OF_PROCS=SLAVEF
WLOAD(1:SLAVEF) = DM_MEM(0:NUMBER_OF_PROCS-1)
DO i=1,NUMBER_OF_PROCS
IDWLOAD(i) = i - 1
ENDDO
OTHERS=NUMBER_OF_PROCS-1
ENDIF
NB_ROWS=0
CALL MUMPS_558(NUMBER_OF_PROCS, WLOAD, IDWLOAD)
TOTAL_MEM=int(NCB,8)*int(NFRONT,8)
SOMME=dble(0)
J=1
PEAK=dble(0)
DO i=1,NUMBER_OF_PROCS
IF((IDWLOAD(i).NE.MYID))THEN
PEAK=max(PEAK,WLOAD(i))
TEMP_ID(J)=IDWLOAD(i)
TEMP(J)=WLOAD(i)
IF(BDC_SBTR)THEN
TEMP(J)=TEMP(J)+SBTR_MEM(IDWLOAD(i))-
& SBTR_CUR(IDWLOAD(i))
ENDIF
IF(BDC_POOL)THEN
TEMP(J)=TEMP(J)+POOL_MEM(TEMP_ID(J))
ENDIF
IF(BDC_M2_MEM)THEN
TEMP(J)=TEMP(J)+NIV2(TEMP_ID(J)+1)
ENDIF
J=J+1
ENDIF
ENDDO
NUMBER_OF_PROCS=J-1
CALL MUMPS_558(NUMBER_OF_PROCS, TEMP, TEMP_ID)
IF(K50.EQ.0)THEN
PEAK=max(PEAK,
& DM_MEM(MYID)+dble(NFRONT)*dble(NFRONT-NCB))
ELSE
PEAK=max(PEAK,
& DM_MEM(MYID)+dble(NFRONT-NCB)*dble(NFRONT-NCB))
ENDIF
PEAK=max(PEAK,TEMP(OTHERS))
SOMME=dble(0)
DO i=1,NUMBER_OF_PROCS
SOMME=SOMME+TEMP(OTHERS)-TEMP(i)
ENDDO
IF(SOMME.LE.dble(TOTAL_MEM)) THEN
GOTO 096
ENDIF
096 CONTINUE
SOMME=dble(0)
DO i=1,OTHERS
SOMME=SOMME+TEMP(OTHERS)-TEMP(i)
ENDDO
IF(dble(TOTAL_MEM).GE.SOMME) THEN
887 CONTINUE
AFFECTED=0
CHOSEN=0
ACC=0
DO i=1,OTHERS
IF(K50.EQ.0)THEN
IF((TEMP(OTHERS)-TEMP(i)).GT.DK821)THEN
TMP_SUM=DK821
ELSE
TMP_SUM=TEMP(OTHERS)-TEMP(i)
ENDIF
X=int(TMP_SUM/dble(NFRONT))
IF((ACC+X).GT.NCB) X=NCB-ACC
ENDIF
IF(K50.NE.0)THEN
IF((TEMP(OTHERS)-TEMP(i)).GT.DK821)THEN
TMP_SUM=DK821
ELSE
TMP_SUM=TEMP(OTHERS)-TEMP(i)
ENDIF
X=int((-dble(NFRONT-NCB+ACC)
& +sqrt(((dble(NFRONT-NCB+ACC)*
& dble(NFRONT-NCB+ACC))+dble(4)*
& (TMP_SUM))))/
& dble(2))
IF((ACC+X).GT.NCB) X=NCB-ACC
IF(X.LE.0) THEN
WRITE(*,*)"Internal Error 2 in
& DMUMPS_504"
CALL MUMPS_ABORT()
ENDIF
ENDIF
NB_ROWS(i)=X
CHOSEN=CHOSEN+1
ACC=ACC+X
IF(NCB-ACC.LT.KMIN) GOTO 111
IF(NCB.EQ.ACC) GOTO 111
ENDDO
111 CONTINUE
IF((ACC.GT.NCB))THEN
X=0
DO i=1,OTHERS
X=X+NB_ROWS(i)
ENDDO
WRITE(*,*)'NCB=',NCB,',SOMME=',X
WRITE(*,*)MYID,
& ": Internal Error 3 in DMUMPS_504"
CALL MUMPS_ABORT()
ENDIF
IF((NCB.NE.ACC))THEN
IF(K50.NE.0)THEN
IF(CHOSEN.NE.0)THEN
ADDITIONNAL_ROWS=NCB-ACC
NB_ROWS(CHOSEN)=NB_ROWS(CHOSEN)+ADDITIONNAL_ROWS
ELSE
TMP_SUM=dble(TOTAL_MEM)/dble(NUMBER_OF_PROCS)
CHOSEN=0
ACC=0
DO i=1,OTHERS
X=int((-dble(NFRONT-NCB+ACC)
& +sqrt(((dble(NFRONT-NCB+ACC)*
& dble(NFRONT-NCB+ACC))+dble(4)*
& (TMP_SUM))))/
& dble(2))
IF((ACC+X).GT.NCB) X=NCB-ACC
NB_ROWS(i)=X
CHOSEN=CHOSEN+1
ACC=ACC+X
IF(NCB-ACC.LT.KMIN) GOTO 002
IF(NCB.EQ.ACC) GOTO 002
ENDDO
002 CONTINUE
IF(ACC.LT.NCB)THEN
NB_ROWS(CHOSEN)=NB_ROWS(CHOSEN)+(NCB-ACC)
ENDIF
ENDIF
GOTO 333
ENDIF
ADDITIONNAL_ROWS=NCB-ACC
DO i=CHOSEN,1,-1
IF(int(dble(ADDITIONNAL_ROWS)/
& dble(i)).NE.0)THEN
GOTO 222
ENDIF
ENDDO
222 CONTINUE
X=int(dble(ADDITIONNAL_ROWS)/dble(i))
DO J=1,i
NB_ROWS(J)=NB_ROWS(J)+X
ADDITIONNAL_ROWS=ADDITIONNAL_ROWS-X
ENDDO
IF(ADDITIONNAL_ROWS.NE.0) THEN
NB_ROWS(1)=NB_ROWS(1)+ADDITIONNAL_ROWS
ENDIF
ENDIF
333 CONTINUE
IF(NB_ROWS(CHOSEN).EQ.0) CHOSEN=CHOSEN-1
GOTO 889
ELSE
DO i=OTHERS,1,-1
SOMME=dble(0)
DO J=1,i
SOMME=SOMME+TEMP(J)
ENDDO
SOMME=(dble(i)*TEMP(i))-SOMME
IF(dble(TOTAL_MEM).GE.SOMME) GOTO 444
ENDDO
444 CONTINUE
REF=i
DO J=1,i
IF(TEMP(J).EQ.TEMP(i)) THEN
SMALL_SET=J
GOTO 123
ENDIF
ENDDO
123 CONTINUE
IF(i.EQ.1)THEN
NB_ROWS(i)=NCB
CHOSEN=1
GOTO 666
ENDIF
323 CONTINUE
AFFECTED=0
CHOSEN=0
ACC=0
DO i=1,SMALL_SET
IF(K50.EQ.0)THEN
IF((TEMP(SMALL_SET)-TEMP(i)).GT.DK821)THEN
TMP_SUM=DK821
ELSE
TMP_SUM=TEMP(SMALL_SET)-TEMP(i)
ENDIF
X=int(TMP_SUM/dble(NFRONT))
IF((ACC+X).GT.NCB) X=NCB-ACC
ENDIF
IF(K50.NE.0)THEN
IF((TEMP(SMALL_SET)-TEMP(i)).GT.DK821)THEN
TMP_SUM=DK821
ELSE
TMP_SUM=TEMP(SMALL_SET)-TEMP(i)
ENDIF
X=int((-dble(NFRONT-NCB+ACC)
& +sqrt(((dble(NFRONT-NCB+ACC)*
& dble(NFRONT-NCB+ACC))+dble(4)*
& (TMP_SUM))))/
& dble(2))
IF(X.LT.0)THEN
WRITE(*,*)MYID,
& ': Internal error 4 in DMUMPS_504'
CALL MUMPS_ABORT()
ENDIF
IF((ACC+X).GT.NCB) X=NCB-ACC
ENDIF
NB_ROWS(i)=X
ACC=ACC+X
CHOSEN=CHOSEN+1
IF(NCB-ACC.LT.KMIN) GOTO 888
IF(NCB.EQ.ACC) GOTO 888
IF(ACC.GT.NCB) THEN
WRITE(*,*)MYID,
& ': Internal error 5 in DMUMPS_504'
CALL MUMPS_ABORT()
ENDIF
ENDDO
888 CONTINUE
SOMME=dble(0)
X=NFRONT-NCB
IF((ACC.GT.NCB))THEN
WRITE(*,*)MYID,
& ':Internal error 6 in DMUMPS_504'
CALL MUMPS_ABORT()
ENDIF
IF((ACC.LT.NCB))THEN
IF(K50.NE.0)THEN
IF(SMALL_SET.LT.OTHERS)THEN
SMALL_SET=REF+1
REF=SMALL_SET
GOTO 323
ELSE
NB_ROWS(CHOSEN)=NB_ROWS(CHOSEN)+NCB-ACC
GOTO 666
ENDIF
ENDIF
ADDITIONNAL_ROWS=NCB-ACC
#if ! defined (OLD_PART)
i=CHOSEN+1
DO WHILE ((ADDITIONNAL_ROWS.NE.0)
& .AND.(i.LE.NUMBER_OF_PROCS))
J=1
#if ! defined (PART1_)
X=int(ADDITIONNAL_ROWS/(i-1))
IF((X.EQ.0).AND.(ADDITIONNAL_ROWS.NE.0))THEN
DO WHILE ((J.LT.i).AND.(ADDITIONNAL_ROWS.GT.0))
NB_ROWS(J)=NB_ROWS(J)+1
ADDITIONNAL_ROWS=ADDITIONNAL_ROWS-1
J=J+1
ENDDO
IF(ADDITIONNAL_ROWS.NE.0)THEN
WRITE(*,*)MYID,
& ':Internal error 7 in DMUMPS_504'
CALL MUMPS_ABORT()
ENDIF
GOTO 047
ENDIF
IF((TEMP(1)+dble((NB_ROWS(1)+X)*NFRONT)).LE.
& TEMP(i))THEN
DO WHILE ((ADDITIONNAL_ROWS.NE.0)
& .AND.(J.LT.i))
AFFECTED=X
IF((AFFECTED+NB_ROWS(J)).GT.
& KMAX)THEN
AFFECTED=KMAX-NB_ROWS(J)
ENDIF
NB_ROWS(J)=NB_ROWS(J)+AFFECTED
ADDITIONNAL_ROWS=ADDITIONNAL_ROWS-
& AFFECTED
J=J+1
ENDDO
ELSE
#endif
DO WHILE ((ADDITIONNAL_ROWS.NE.0)
& .AND.(J.LE.i))
AFFECTED=int((TEMP(i)-(TEMP(J)+
& (dble(NB_ROWS(J))*dble(NFRONT))))
& /dble(NFRONT))
IF((AFFECTED+NB_ROWS(J)).GT.KMAX)THEN
AFFECTED=KMAX-NB_ROWS(J)
ENDIF
IF(AFFECTED.GT.ADDITIONNAL_ROWS)THEN
AFFECTED=ADDITIONNAL_ROWS
ENDIF
NB_ROWS(J)=NB_ROWS(J)+AFFECTED
ADDITIONNAL_ROWS=ADDITIONNAL_ROWS-AFFECTED
J=J+1
ENDDO
#if ! defined (PART1_)
ENDIF
#endif
i=i+1
ENDDO
047 CONTINUE
IF((ADDITIONNAL_ROWS.EQ.0).AND.
& (i.LT.NUMBER_OF_PROCS))THEN
CHOSEN=i-1
ELSE
CHOSEN=i-2
ENDIF
#if ! defined (PART1_)
IF((CHOSEN.EQ.NUMBER_OF_PROCS-1).AND.
& (ADDITIONNAL_ROWS.NE.0))THEN
DO i=1,CHOSEN
NB_ROWS(i)=NB_ROWS(i)+1
ADDITIONNAL_ROWS=ADDITIONNAL_ROWS-1
IF(ADDITIONNAL_ROWS.EQ.0) GOTO 048
ENDDO
048 CONTINUE
ENDIF
#endif
IF((CHOSEN.EQ.NUMBER_OF_PROCS-1).AND.
& (ADDITIONNAL_ROWS.NE.0))THEN
i=CHOSEN+1
DO WHILE ((ADDITIONNAL_ROWS.NE.0)
& .AND.(i.LE.NUMBER_OF_PROCS))
J=1
DO WHILE ((ADDITIONNAL_ROWS.NE.0)
& .AND.(J.LE.i))
AFFECTED=int((TEMP(i)-(TEMP(J)+
& (dble(NB_ROWS(J))*
& dble(NFRONT))))/dble(NFRONT))
IF(AFFECTED.GT.ADDITIONNAL_ROWS)THEN
AFFECTED=ADDITIONNAL_ROWS
ENDIF
NB_ROWS(J)=NB_ROWS(J)+AFFECTED
ADDITIONNAL_ROWS=ADDITIONNAL_ROWS-AFFECTED
J=J+1
ENDDO
i=i+1
ENDDO
CHOSEN=i-2
ENDIF
049 CONTINUE
#else
DO i=CHOSEN,1,-1
IF(int(dble(ADDITIONNAL_ROWS)/
& dble(i)).NE.0)THEN
GOTO 555
ENDIF
ENDDO
555 CONTINUE
X=int(dble(ADDITIONNAL_ROWS)/dble(i))
DO J=1,i
IF(NB_ROWS(J)+X.GT.K821/NCB)THEN
ADDITIONNAL_ROWS=ADDITIONNAL_ROWS-
& ((K821/NCB)-NB_ROWS(J))
NB_ROWS(J)=(K821/NFRONT)
ELSE IF ((TEMP(J)+dble((NB_ROWS(J)+X))*
& dble(NFRONT)).GT.
& PEAK)THEN
AFFECTED=int((PEAK-(TEMP(J)+dble(NB_ROWS(J))*
& dble(NFRONT))/dble(NFRONT))
ADDITIONNAL_ROWS=ADDITIONNAL_ROWS-AFFECTED
NB_ROWS(J)=NB_ROWS(J)+AFFECTED
ELSE
NB_ROWS(J)=NB_ROWS(J)+X
ADDITIONNAL_ROWS=ADDITIONNAL_ROWS-X
ENDIF
IF(((TEMP(J)+dble(NB_ROWS(J))*dble(NFRONT))
& .GT. PEAK)
& .AND.(SMALL_SET.LT.OTHERS))THEN
WRITE(*,*)MYID,
& ':Internal error 8 in DMUMPS_504'
SMALL_SET=SMALL_SET+1
CALL MUMPS_ABORT()
ENDIF
ENDDO
SOMME=dble(0)
DO J=1,CHOSEN
SOMME=SOMME+NB_ROWS(J)
ENDDO
IF(ADDITIONNAL_ROWS.NE.0) THEN
DO J=1,CHOSEN
IF(NB_ROWS(J).LT.0)THEN
WRITE(*,*)MYID,
& ':Internal error 9 in DMUMPS_504'
CALL MUMPS_ABORT()
ENDIF
IF ((TEMP(J)+dble(NB_ROWS(J))
& *dble(NFRONT)).GT.
& PEAK)THEN
WRITE(*,*)MYID,
& ':Internal error 10 in DMUMPS_504'
CALL MUMPS_ABORT()
ENDIF
IF ((TEMP(J)+dble(NB_ROWS(J)+
& ADDITIONNAL_ROWS)*dble(NFRONT)).GE.
& PEAK)THEN
AFFECTED=int((PEAK-(TEMP(J)+
& dble(NB_ROWS(J))*
& dble(NFRONT))/dble(NFRONT))
ADDITIONNAL_ROWS=ADDITIONNAL_ROWS-AFFECTED
NB_ROWS(J)=NB_ROWS(J)+AFFECTED
IF((TEMP(J)+dble(NFRONT)*
& dble(NB_ROWS(J))).GT.
& PEAK)THEN
WRITE(*,*)MYID,
& ':Internal error 11 in DMUMPS_504'
CALL MUMPS_ABORT()
ENDIF
ELSE
NB_ROWS(J)=NB_ROWS(J)+ADDITIONNAL_ROWS
ADDITIONNAL_ROWS=0
ENDIF
IF(ADDITIONNAL_ROWS.EQ.0) GOTO 666
ENDDO
IF(SMALL_SET.EQ.(NUMBER_OF_PROCS)) THEN
NB_ROWS=0
GOTO 887
ENDIF
i=CHOSEN+1
DO WHILE ((ADDITIONNAL_ROWS.NE.0)
& .AND.(i.LE.NUMBER_OF_PROCS))
IF(NB_ROWS(i)+ADDITIONNAL_ROWS.LT.K821/NFRONT)
& THEN
NB_ROWS(i)=NB_ROWS(i)+ADDITIONNAL_ROWS
ADDITIONNAL_ROWS=0
ELSE
ADDITIONNAL_ROWS=ADDITIONNAL_ROWS-(K821/
& NFRONT
& -NB_ROWS(i))
NB_ROWS(i)=K821/NFRONT
ENDIF
i=i+1
ENDDO
CHOSEN=i-1
IF(ADDITIONNAL_ROWS.NE.0)THEN
DO i=CHOSEN,1,-1
IF(int(dble(ADDITIONNAL_ROWS)/dble(i))
& .NE.0)THEN
GOTO 372
ENDIF
ENDDO
372 CONTINUE
X=int(dble(ADDITIONNAL_ROWS)/dble(i))
DO J=1,i
NB_ROWS(J)=NB_ROWS(J)+X
ADDITIONNAL_ROWS=ADDITIONNAL_ROWS-X
ENDDO
IF(ADDITIONNAL_ROWS.NE.0) THEN
NB_ROWS(1)=NB_ROWS(1)+ADDITIONNAL_ROWS
ENDIF
ENDIF
ENDIF
#endif
ENDIF
666 CONTINUE
SOMME=dble(0)
X=0
POS=0
DO i=1,CHOSEN
IF(K50.NE.0) THEN
IF((TEMP(i)+dble(NB_ROWS(i))
& *dble(X+NB_ROWS(i)+NFRONT-NCB))
& .GT.PEAK)THEN
SMALL_SET=SMALL_SET+1
ENDIF
ENDIF
IF(K50.EQ.0) THEN
IF((TEMP(i)+dble(NB_ROWS(i))*dble(NFRONT))
& .GT.PEAK)THEN
SMALL_SET=SMALL_SET+1
ENDIF
ENDIF
X=X+NB_ROWS(i)
SOMME=SOMME+ dble(NB_ROWS(i))
ENDDO
ENDIF
889 CONTINUE
J=CHOSEN
X=0
DO i=J,1,-1
IF(NB_ROWS(i).EQ.0)THEN
IF(X.EQ.1)THEN
WRITE(*,*)MYID,
& ':Internal error 12 in DMUMPS_504'
CALL MUMPS_ABORT()
ENDIF
CHOSEN=CHOSEN-1
ELSE
IF(NB_ROWS(i).GT.0)THEN
X=1
ELSE
WRITE(*,*)
& 'Internal error 13 in DMUMPS_504'
CALL MUMPS_ABORT()
ENDIF
ENDIF
ENDDO
NSLAVES_NODE=CHOSEN
TAB_POS(NSLAVES_NODE+1)= NCB+1
TAB_POS(SLAVEF+2) = CHOSEN
POS=1
DO i=1,CHOSEN
SLAVES_LIST(i)=TEMP_ID(i)
TAB_POS(i)=POS
POS=POS+NB_ROWS(i)
IF(NB_ROWS(i).LE.0)THEN
WRITE(*,*)
& 'Internal error 14 in DMUMPS_504'
CALL MUMPS_ABORT()
ENDIF
ENDDO
DO i=CHOSEN+1,NUMBER_OF_PROCS
SLAVES_LIST(i)=TEMP_ID(i)
ENDDO
IF(POS.NE.(NCB+1))THEN
WRITE(*,*)
& 'Internal error 15 in DMUMPS_504'
CALL MUMPS_ABORT()
ENDIF
END SUBROUTINE DMUMPS_504
SUBROUTINE DMUMPS_518
& (NCBSON_MAX,SLAVEF,KEEP,KEEP8,
& PROCS,MEM_DISTRIB,NCB,NFRONT,
& NSLAVES_NODE,TAB_POS,
& SLAVES_LIST,SIZE_SLAVES_LIST,MYID,INODE,MP,LP)
IMPLICIT NONE
INTEGER, intent(in) :: KEEP(500),SIZE_SLAVES_LIST
INTEGER*8 KEEP8(150)
INTEGER, intent(in) :: SLAVEF, NFRONT, NCB,MYID
INTEGER, intent(in) :: NCBSON_MAX
INTEGER, intent(in) :: PROCS(SLAVEF+1)
INTEGER, intent(in) :: MEM_DISTRIB(0:SLAVEF-1),INODE
INTEGER, intent(in) :: MP,LP
INTEGER, intent(out):: SLAVES_LIST(SIZE_SLAVES_LIST)
INTEGER, intent(out):: TAB_POS(SLAVEF+2)
INTEGER, intent(out):: NSLAVES_NODE
INTEGER NUMBER_OF_PROCS,K47,K48, K50,K83,K69
INTEGER(8) :: K821
INTEGER J, NSLAVES, NSLAVES_REAL, ISLAVE
INTEGER KMIN, KMAX, BLSIZE, NPIV,
& KMINSURF, NSLAVES_max
DOUBLE PRECISION WK_MASTER, WK_SLAVE
INTEGER OTHERS,CHOSEN,SMALL_SET,ACC
DOUBLE PRECISION SOMME,TMP_SUM,DELTA,A,B,C,MASTER_WORK
INTEGER AFFECTED
INTEGER ADDITIONNAL_ROWS,BLOCK_SIZE,i,X,REF,POS,NELIM,NB_DIFF
INTEGER*8 X8
LOGICAL FORCE_CAND,SMP
DOUBLE PRECISION BANDE_K821
INTEGER NB_SAT,NB_ZERO
DOUBLE PRECISION TEMP(SLAVEF),SUB(SLAVEF),PEAK,TOTAL_COST,
& MAX_MEM_ALLOW,MAX_FLOPS_ALLOW
INTEGER TEMP_ID(SLAVEF),NB_ROWS(SLAVEF),M2(SLAVEF),
& NB_ROWS_SMP(SLAVEF)
INTEGER NSLAVES_REF,NCB_FILS
EXTERNAL MPI_WTIME,MUMPS_442
INTEGER MUMPS_442
INTEGER POS_MIN_LOAD,SIZE_MY_SMP,WHAT,ADDITIONNAL_ROWS_SPECIAL
LOGICAL HAVE_TYPE1_SON
DOUBLE PRECISION MIN_LOAD,MAX_LOAD,TEMP_MAX_LOAD
DOUBLE PRECISION MPI_WTIME
DOUBLE PRECISION BUF_SIZE,NELIM_MEM_SIZE
DOUBLE PRECISION MEM_SIZE_STRONG(SLAVEF),MEM_SIZE_WEAK(SLAVEF)
INTEGER MUMPS_330
EXTERNAL MUMPS_330
K821=abs(KEEP8(21))
TEMP_MAX_LOAD=dble(0)
K50=KEEP(50)
K48=KEEP(48)
K47=KEEP(47)
K83=KEEP(83)
K69=0
NCB_FILS=NCBSON_MAX
IF(int(NCB_FILS,8)*int(min(NCB,NCB_FILS),8).GT.K821)THEN
HAVE_TYPE1_SON=.TRUE.
ELSE
HAVE_TYPE1_SON=.FALSE.
ENDIF
SMP=(K69.NE.0)
IF ( KEEP(24) == 0 .OR. KEEP(24) == 1 ) THEN
FORCE_CAND = .FALSE.
ELSE
FORCE_CAND = (mod(KEEP(24),2).eq.0)
END IF
NELIM=NFRONT-NCB
KMAX=int(K821/int(NCB,8))
IF(FORCE_CAND)THEN
DO i=1,PROCS(SLAVEF+1)
WLOAD(i)=LOAD_FLOPS(PROCS(i))
IDWLOAD(i)=PROCS(i)
IF (WLOAD(i) < -0.5d0 ) THEN
IF((MP.GT.0).AND.(LP.GE.2))THEN
WRITE(MP,*)MYID,': Warning: negative load ',
& WLOAD(i)
ENDIF
ENDIF
WLOAD(i)=max(WLOAD(i),0.0d0)
ENDDO
NUMBER_OF_PROCS=PROCS(SLAVEF+1)
OTHERS=NUMBER_OF_PROCS
ELSE
NUMBER_OF_PROCS=SLAVEF
WLOAD(1:SLAVEF) = LOAD_FLOPS(0:NUMBER_OF_PROCS-1)
DO i=1,NUMBER_OF_PROCS
IDWLOAD(i) = i - 1
IF (WLOAD(i) < -0.5d0 ) THEN
IF((MP.GT.0).AND.(LP.GE.2))THEN
WRITE(MP,*)MYID,': Negative load ',
& WLOAD(i)
ENDIF
ENDIF
WLOAD(i)=max(WLOAD(i),0.0d0)
ENDDO
OTHERS=NUMBER_OF_PROCS-1
ENDIF
KMAX=int(NCB/OTHERS)
KMIN=MUMPS_442(int(NCB,8)*int(KMAX,8),K50,KMAX,NCB)
NB_ROWS=0
CALL MUMPS_558(NUMBER_OF_PROCS, WLOAD, IDWLOAD)
IF(K50.EQ.0)THEN
TOTAL_COST=dble( NELIM ) * dble ( NCB ) +
& dble(NCB) * dble(NELIM)*dble(2*NFRONT-NELIM-1)
ELSE
TOTAL_COST=dble(NELIM) * dble ( NCB ) *
& dble(NFRONT+1)
ENDIF
CALL MUMPS_511(NFRONT,NELIM,NELIM,K50,
& 2,MASTER_WORK)
SOMME=dble(0)
J=1
IF(FORCE_CAND.AND.(NUMBER_OF_PROCS.GT.K83))THEN
MASTER_WORK=dble(KEEP(88))*MASTER_WORK/dble(100)
ENDIF
IF(FORCE_CAND.AND.(NUMBER_OF_PROCS.LE.K83))THEN
MASTER_WORK=dble(KEEP(87))*MASTER_WORK/dble(100)
ENDIF
IF(MASTER_WORK.LT.dble(1))THEN
MASTER_WORK=dble(1)
ENDIF
NSLAVES_REF=int(TOTAL_COST/MASTER_WORK)+1
IF(FORCE_CAND)THEN
NSLAVES_REF=min(NSLAVES_REF,NUMBER_OF_PROCS)
ELSE
NSLAVES_REF=min(NSLAVES_REF,NUMBER_OF_PROCS-1)
ENDIF
DO i=1,NUMBER_OF_PROCS
IF((IDWLOAD(i).NE.MYID))THEN
TEMP_ID(J)=IDWLOAD(i)
TEMP(J)=WLOAD(i)
IF(BDC_M2_FLOPS)THEN
TEMP(J)=TEMP(J)+NIV2(TEMP_ID(J)+1)
ENDIF
J=J+1
ENDIF
ENDDO
NUMBER_OF_PROCS=J-1
CALL MUMPS_558(NUMBER_OF_PROCS, TEMP, TEMP_ID)
SOMME=dble(0)
TMP_SUM=dble(0)
DO i=1,OTHERS
SOMME=SOMME+TEMP(OTHERS)-TEMP(i)
TMP_SUM=TMP_SUM+TEMP(i)
ENDDO
TMP_SUM=(TMP_SUM/dble(OTHERS))+
& (TOTAL_COST/dble(OTHERS))
SIZE_MY_SMP=OTHERS
MIN_LOAD=TEMP(1)
POS_MIN_LOAD=1
IF(.NOT.SMP) MAX_LOAD=TEMP(OTHERS)
IF(SMP)THEN
J=1
DO i=1,OTHERS
IF(MEM_DISTRIB(TEMP_ID(i)).EQ.1)THEN
IF(TEMP(i).LE.TMP_SUM)THEN
WLOAD(J)=TEMP(i)
IDWLOAD(J)=TEMP_ID(i)
J=J+1
ELSE
ENDIF
ENDIF
ENDDO
MAX_LOAD=WLOAD(J-1)
SIZE_MY_SMP=J-1
DO i=1,OTHERS
IF((MEM_DISTRIB(TEMP_ID(i)).NE.1).OR.
& ((MEM_DISTRIB(TEMP_ID(i)).EQ.1).AND.
& (TEMP(i).GE.TMP_SUM)))THEN
WLOAD(J)=TEMP(i)
IDWLOAD(J)=TEMP_ID(i)
J=J+1
ENDIF
ENDDO
TEMP=WLOAD
TEMP_ID=IDWLOAD
ENDIF
IF(BDC_MD)THEN
BUF_SIZE=dble(K821)
IF (KEEP(201).EQ.2) THEN
A=dble(int((dble(KEEP(100))/dble(2))/dble(NELIM)))
IF(K50.EQ.0)THEN
BUF_SIZE=min(BUF_SIZE,A*dble(NCB))
ELSE
BUF_SIZE=min(BUF_SIZE,A*A)
ENDIF
ENDIF
BUF_SIZE=dble(K821)
DO i=1,NUMBER_OF_PROCS
A=dble(MD_MEM(TEMP_ID(i)))/
& dble(NELIM)
A=A*dble(NFRONT)
IF(K50.EQ.0)THEN
B=dble(int(dble(NCB)/dble(NUMBER_OF_PROCS))+1)*
& dble(NFRONT)
ELSE
WHAT = 5
CALL MUMPS_503(WHAT, KEEP,KEEP8, NCB,
& NFRONT, min(NCB,OTHERS), J, X8)
B=dble(X8)+(dble(J)*dble(NELIM))
ENDIF
NELIM_MEM_SIZE=A+B
MEM_SIZE_WEAK(i)=NELIM_MEM_SIZE
IF((SBTR_WHICH_M.EQ.0).OR.(.NOT.BDC_SBTR))THEN
IF(BDC_M2_MEM)THEN
MEM_SIZE_STRONG(i)=
& dble(TAB_MAXS(TEMP_ID(i)))-DM_MEM(TEMP_ID(i))-
& LU_USAGE(TEMP_ID(i))-NIV2(TEMP_ID(i)+1)
ELSE
MEM_SIZE_STRONG(i)=
& dble(TAB_MAXS(TEMP_ID(i)))-DM_MEM(TEMP_ID(i))-
& LU_USAGE(TEMP_ID(i))
ENDIF
ELSE
IF(BDC_SBTR)THEN
IF(BDC_M2_MEM)THEN
MEM_SIZE_STRONG(i)=
& dble(TAB_MAXS(TEMP_ID(i)))-DM_MEM(TEMP_ID(i))-
& LU_USAGE(TEMP_ID(i))-NIV2(TEMP_ID(i)+1)-
& (SBTR_MEM(TEMP_ID(i))-SBTR_CUR(TEMP_ID(i)))
ELSE
MEM_SIZE_STRONG(i)=
& dble(TAB_MAXS(TEMP_ID(i)))-DM_MEM(TEMP_ID(i))-
& LU_USAGE(TEMP_ID(i))-
& (SBTR_MEM(TEMP_ID(i))-SBTR_CUR(TEMP_ID(i)))
ENDIF
ENDIF
ENDIF
IF(min(MEM_SIZE_STRONG(i),MEM_SIZE_WEAK(i)).LT.dble(0))THEN
IF(MEM_SIZE_STRONG(i).LT.0.0d0)THEN
MEM_SIZE_STRONG(i)=dble(0)
ELSE
MEM_SIZE_WEAK(i)=dble(0)
ENDIF
ENDIF
ENDDO
ELSE
BUF_SIZE=dble(K821)
DO i=1,NUMBER_OF_PROCS
IF((SBTR_WHICH_M.EQ.0).OR.(.NOT.BDC_SBTR))THEN
IF(BDC_M2_MEM)THEN
MEM_SIZE_STRONG(i)=
& dble(TAB_MAXS(TEMP_ID(i)))-DM_MEM(TEMP_ID(i))-
& LU_USAGE(TEMP_ID(i))-NIV2(TEMP_ID(i)+1)
ELSE
MEM_SIZE_STRONG(i)=
& dble(TAB_MAXS(TEMP_ID(i)))-DM_MEM(TEMP_ID(i))-
& LU_USAGE(TEMP_ID(i))
ENDIF
ELSE
IF(BDC_SBTR)THEN
IF(BDC_M2_MEM)THEN
MEM_SIZE_STRONG(i)=
& dble(TAB_MAXS(TEMP_ID(i)))-DM_MEM(TEMP_ID(i))-
& LU_USAGE(TEMP_ID(i))-NIV2(TEMP_ID(i)+1)-
& (SBTR_MEM(TEMP_ID(i))-SBTR_CUR(TEMP_ID(i)))
ELSE
MEM_SIZE_STRONG(i)=
& dble(TAB_MAXS(TEMP_ID(i)))-DM_MEM(TEMP_ID(i))-
& LU_USAGE(TEMP_ID(i))-
& (SBTR_MEM(TEMP_ID(i))-SBTR_CUR(TEMP_ID(i)))
ENDIF
ENDIF
ENDIF
MEM_SIZE_STRONG(i)=max(dble(0),MEM_SIZE_STRONG(i))
MEM_SIZE_WEAK(i)=huge(MEM_SIZE_WEAK(i))
ENDDO
ENDIF
IF((((NUMBER_OF_PROCS.LE.K83).AND.FORCE_CAND).AND.
& (TOTAL_COST.GE.SOMME)).OR.
& (.NOT.FORCE_CAND).OR.
& (((NUMBER_OF_PROCS+1).GT.K83).AND.FORCE_CAND))THEN
REF=NSLAVES_REF
SMALL_SET=NSLAVES_REF
IF(.NOT.SMP)THEN
DO i=NSLAVES_REF,1,-1
SOMME=dble(0)
DO J=1,i
SOMME=SOMME+TEMP(J)
ENDDO
SOMME=(dble(i)*TEMP(i))-SOMME
IF(TOTAL_COST.GE.SOMME) GOTO 444
ENDDO
444 CONTINUE
REF=i
SMALL_SET=REF
MAX_LOAD=TEMP(SMALL_SET)
ELSE
X=min(SIZE_MY_SMP,NSLAVES_REF)
450 CONTINUE
SOMME=dble(0)
DO J=1,X
SOMME=SOMME+(TEMP(X)-TEMP(J))
ENDDO
IF(SOMME.GT.TOTAL_COST)THEN
X=X-1
GOTO 450
ELSE
IF(X.LT.SIZE_MY_SMP) THEN
REF=X
SMALL_SET=REF
MAX_LOAD=TEMP(SMALL_SET)
ELSE
X=min(SIZE_MY_SMP,NSLAVES_REF)
J=X+1
MAX_LOAD=TEMP(X)
TMP_SUM=MAX_LOAD
DO i=X+1,OTHERS
IF(TEMP(i).GT.MAX_LOAD)THEN
SOMME=SOMME+(dble(i-1)*(TEMP(i)-MAX_LOAD))
TMP_SUM=MAX_LOAD
MAX_LOAD=TEMP(i)
ELSE
SOMME=SOMME+(MAX_LOAD-TEMP(i))
ENDIF
IF(i.EQ.NSLAVES_REF)THEN
SMALL_SET=NSLAVES_REF
REF=SMALL_SET
GOTO 323
ENDIF
IF(SOMME.GT.TOTAL_COST)THEN
REF=i-1
SMALL_SET=i-1
MAX_LOAD=TMP_SUM
GOTO 323
ENDIF
ENDDO
ENDIF
ENDIF
ENDIF
323 CONTINUE
MAX_LOAD=dble(0)
DO i=1,SMALL_SET
MAX_LOAD=max(MAX_LOAD,TEMP(i))
ENDDO
TEMP_MAX_LOAD=MAX_LOAD
NB_ROWS=0
TMP_SUM=dble(0)
CHOSEN=0
ACC=0
NB_SAT=0
NB_ZERO=0
DO i=1,SMALL_SET
IF(K50.EQ.0)THEN
X=int(BUF_SIZE/dble(NCB+1))-1
BANDE_K821=dble(X)*dble(NFRONT)
ELSE
A=dble(1)
B=dble(ACC+2)
C=-BUF_SIZE+dble(ACC+NELIM)
DELTA=(B*B)-(dble(4)*A*C)
X=int((-B+sqrt(DELTA))/(dble(2)*A))
IF(X.GT.NCB-ACC) X=NCB-ACC
BANDE_K821=dble(X)*dble(NELIM+ACC+X)
ENDIF
IF(HAVE_TYPE1_SON)THEN
IF(K50.EQ.0)THEN
X=int((BUF_SIZE-dble(NFRONT))/dble(NFRONT+1))
BANDE_K821=dble(X)*dble(NFRONT)
ELSE
A=dble(1)
B=dble(ACC+2+NELIM)
C=-BUF_SIZE+dble(ACC+NELIM)
DELTA=(B*B)-(dble(4)*A*C)
X=int((-B+sqrt(DELTA))/(dble(2)*A))
IF(X.GT.NCB-ACC) X=NCB-ACC
BANDE_K821=dble(X)*dble(NELIM+ACC+X)
ENDIF
ENDIF
MAX_MEM_ALLOW=BANDE_K821
IF(BDC_MD)THEN
MAX_MEM_ALLOW=min(
& min(MEM_SIZE_WEAK(i),MEM_SIZE_STRONG(i)),
& BANDE_K821)
MAX_MEM_ALLOW=max(dble(0),MAX_MEM_ALLOW)
ENDIF
IF(K50.EQ.0)THEN
KMAX=int(MAX_MEM_ALLOW/dble(NFRONT))
X=int((MAX_LOAD-TEMP(i))/
& (dble(NELIM)*dble(2*NFRONT-NELIM)))
IF(X.GE.KMAX)THEN
IF(KMAX.GE.KMIN)THEN
X=KMAX
NB_SAT=NB_SAT+1
ELSE
X=0
ENDIF
ELSE
IF(X.LT.KMIN)THEN
X=0
ENDIF
ENDIF
IF((ACC+X).GT.NCB) X=NCB-ACC
ENDIF
IF(K50.NE.0)THEN
A=dble(1)
B=dble(ACC+NELIM)
C=dble(-MAX_MEM_ALLOW)
DELTA=((B*B)-(dble(4)*A*C))
KMAX=int((-B+sqrt(DELTA))/(dble(2)*A))
A=dble(NELIM)
B=dble(NELIM)*(dble(NELIM)+dble(2*ACC+1))
C=-(MAX_LOAD-TEMP(i))
DELTA=(B*B-(dble(4)*A*C))
X=int((-B+sqrt(DELTA))/(dble(2)*A))
IF(X.LT.0) THEN
WRITE(*,*)MYID,
& ': Internal error 1 in DMUMPS_518'
CALL MUMPS_ABORT()
ENDIF
IF(X.GE.KMAX)THEN
IF(KMAX.GE.KMIN)THEN
X=KMAX
NB_SAT=NB_SAT+1
ELSE
X=0
ENDIF
ELSE
IF(X.LT.KMIN)THEN
X=0
ENDIF
ENDIF
IF((ACC+X).GT.NCB) X=NCB-ACC
ENDIF
NB_ROWS(i)=X
ACC=ACC+X
CHOSEN=CHOSEN+1
IF(SMP)THEN
IF(MIN_LOAD.GT.TEMP(i))THEN
MIN_LOAD=TEMP(i)
POS_MIN_LOAD=i
ENDIF
ENDIF
TMP_SUM=MAX_LOAD
IF(K50.EQ.0)THEN
MAX_LOAD=max(MAX_LOAD,
& (TEMP(i)+(dble(NELIM) *
& dble(NB_ROWS(i)))+
& (dble(NB_ROWS(i))*dble(NELIM)*
& dble(2*NFRONT-NELIM-1))))
ELSE
MAX_LOAD=max(MAX_LOAD,
& TEMP(i)+(dble(NELIM) * dble(NB_ROWS(i)))*
& dble(2*(NELIM+ACC)-NB_ROWS(i)
& -NELIM+1))
ENDIF
IF(TMP_SUM.LT.MAX_LOAD)THEN
ENDIF
IF(NCB-ACC.LT.KMIN) GOTO 888
IF(NCB.EQ.ACC) GOTO 888
IF(ACC.GT.NCB) THEN
WRITE(*,*)MYID,
& ': Internal error 2 in DMUMPS_518'
CALL MUMPS_ABORT()
ENDIF
ENDDO
888 CONTINUE
SOMME=dble(0)
X=NFRONT-NCB
IF((ACC.GT.NCB))THEN
WRITE(*,*)MYID,
& ': Internal error 3 in DMUMPS_518'
CALL MUMPS_ABORT()
ENDIF
IF((ACC.LT.NCB))THEN
IF(K50.NE.0)THEN
IF(SMALL_SET.LE.OTHERS)THEN
IF((NB_SAT.EQ.SMALL_SET).AND.(SMALL_SET.LT.
& NSLAVES_REF))THEN
SMALL_SET=REF+1
REF=REF+1
NB_ROWS=0
GOTO 323
ENDIF
ADDITIONNAL_ROWS_SPECIAL=NCB-ACC
DO i=1,SMALL_SET
MAX_LOAD=TEMP_MAX_LOAD
ADDITIONNAL_ROWS=NCB-ACC
SOMME=dble(NELIM)*
& dble(ADDITIONNAL_ROWS)*
& dble(2*NFRONT-ADDITIONNAL_ROWS-NELIM
& +1)
SOMME=SOMME/dble(SMALL_SET-NB_SAT)
NB_ROWS=0
NB_ZERO=0
ACC=0
CHOSEN=0
NB_SAT=0
IF(SMP)THEN
MIN_LOAD=TEMP(1)
POS_MIN_LOAD=1
ENDIF
DO J=1,SMALL_SET
A=dble(1)
B=dble(ACC+2)
C=-BUF_SIZE+dble(ACC+NELIM)
DELTA=(B*B)-(dble(4)*A*C)
X=int((-B+sqrt(DELTA))/(dble(2)*A))
IF(X.GT.NCB-ACC) X=NCB-ACC
BANDE_K821=dble(X)*dble(NELIM+ACC+X)
IF(HAVE_TYPE1_SON)THEN
A=dble(1)
B=dble(ACC+2+NELIM)
C=-BUF_SIZE+dble(ACC+NELIM)
DELTA=(B*B)-(dble(4)*A*C)
X=int((-B+sqrt(DELTA))/(dble(2)*A))
IF(X.GT.NCB-ACC) X=NCB-ACC
BANDE_K821=dble(X)*dble(NELIM+ACC+X)
ENDIF
MAX_MEM_ALLOW=BANDE_K821
IF(BDC_MD)THEN
MAX_MEM_ALLOW=min(
& min(MEM_SIZE_WEAK(J),MEM_SIZE_STRONG(J)),
& BANDE_K821)
MAX_MEM_ALLOW=max(dble(0),
& MAX_MEM_ALLOW)
ENDIF
A=dble(1)
B=dble(ACC+NELIM)
C=dble(-MAX_MEM_ALLOW)
DELTA=((B*B)-(dble(4)*A*C))
KMAX=int((-B+sqrt(DELTA))/(dble(2)*A))
A=dble(NELIM)
B=(dble(NELIM)*dble(NELIM+2*ACC+1))
C=-(MAX_LOAD-TEMP(J)+SOMME)
DELTA=(B*B-(dble(4)*A*C))
X=int((-B+sqrt(DELTA))/(dble(2)*A))
X=X+1
IF(X.LT.0) THEN
WRITE(*,*)MYID,
& ': Internal error 4 in DMUMPS_518'
CALL MUMPS_ABORT()
ENDIF
IF(X.GE.KMAX)THEN
IF(KMAX.GE.KMIN)THEN
X=KMAX
NB_SAT=NB_SAT+1
ELSE
NB_ZERO=NB_ZERO+1
X=0
ENDIF
ELSE
IF(X.LT.min(KMIN,KMAX))THEN
NB_ZERO=NB_ZERO+1
X=0
ENDIF
ENDIF
IF((ACC+X).GT.NCB) X=NCB-ACC
NB_ROWS(J)=X
IF(SMP)THEN
IF(MIN_LOAD.GT.TEMP(J))THEN
MIN_LOAD=TEMP(J)
POS_MIN_LOAD=i
ENDIF
ENDIF
CHOSEN=CHOSEN+1
ACC=ACC+X
TMP_SUM=MAX_LOAD
TEMP_MAX_LOAD=max(TEMP_MAX_LOAD,
& TEMP(J)+(dble(NELIM) *
& dble(NB_ROWS(J)))*
& dble(2*(NELIM+
& ACC)-NB_ROWS(J)
& -NELIM+1))
IF(REF.LE.NUMBER_OF_PROCS-1)THEN
IF(TEMP_MAX_LOAD.GT.TEMP(REF+1))THEN
IF(SMALL_SET.LT.NSLAVES_REF)THEN
SMALL_SET=REF+1
REF=REF+1
NB_ROWS=0
GOTO 323
ENDIF
ENDIF
ENDIF
IF(NCB.EQ.ACC) GOTO 666
ENDDO
IF(NB_SAT.EQ.SMALL_SET)THEN
IF(SMALL_SET.LT.NSLAVES_REF)THEN
SMALL_SET=REF+1
REF=REF+1
NB_ROWS=0
GOTO 323
ELSE
GOTO 434
ENDIF
ENDIF
IF(NB_ZERO.EQ.SMALL_SET)THEN
IF(SMALL_SET.LT.NSLAVES_REF)THEN
SMALL_SET=REF+1
REF=REF+1
NB_ROWS=0
GOTO 323
ELSE
GOTO 434
ENDIF
ENDIF
IF((NB_SAT+NB_ZERO).EQ.SMALL_SET)THEN
IF(SMALL_SET.LT.NSLAVES_REF)THEN
SMALL_SET=REF+1
REF=REF+1
NB_ROWS=0
GOTO 323
ELSE
GOTO 434
ENDIF
ENDIF
ENDDO
434 CONTINUE
ADDITIONNAL_ROWS=NCB-ACC
IF(ADDITIONNAL_ROWS.NE.0)THEN
IF(ADDITIONNAL_ROWS.LT.KMIN)THEN
i=CHOSEN
J=ACC
436 CONTINUE
IF(NB_ROWS(i).NE.0)THEN
J=J-NB_ROWS(i)
A=dble(1)
B=dble(J+2)
C=-BUF_SIZE+dble(J+NELIM)
DELTA=(B*B)-(dble(4)*A*C)
X=int((-B+sqrt(DELTA))/(dble(2)*A))
IF(X.GT.NCB-J) X=NCB-J
BANDE_K821=dble(X)*dble(NELIM+J+X)
IF(HAVE_TYPE1_SON)THEN
A=dble(1)
B=dble(J+2+NELIM)
C=-BUF_SIZE+dble(J+NELIM)
DELTA=(B*B)-(dble(4)*A*C)
X=int((-B+sqrt(DELTA))/(dble(2)*A))
IF(X.GT.NCB-J) X=NCB-J
BANDE_K821=dble(X)*dble(NELIM+J+X)
ENDIF
MAX_MEM_ALLOW=BANDE_K821
IF(BDC_MD)THEN
MAX_MEM_ALLOW=min(
& min(MEM_SIZE_WEAK(i),MEM_SIZE_STRONG(i)),
& BANDE_K821)
MAX_MEM_ALLOW=max(dble(0),
& MAX_MEM_ALLOW)
ENDIF
A=dble(1)
B=dble(J+NELIM)
C=dble(-MAX_MEM_ALLOW)
DELTA=((B*B)-(dble(4)*A*C))
KMAX=int((-B+sqrt(DELTA))/(dble(2)*A))
IF(NB_ROWS(i).NE.KMAX)THEN
IF(NCB-J.LE.KMAX)THEN
NB_ROWS(i)=+NCB-J
ADDITIONNAL_ROWS=0
ENDIF
ENDIF
TEMP_MAX_LOAD=max(TEMP_MAX_LOAD,
& TEMP(i)+
& (dble(NELIM) * dble(NB_ROWS(i)))*
& dble(2*(NELIM+
& ACC)-NB_ROWS(i)
& -NELIM+1))
IF(REF.LE.NUMBER_OF_PROCS-1)THEN
IF(TEMP_MAX_LOAD.GT.TEMP(REF+1))THEN
IF(SMALL_SET.LT.NSLAVES_REF)THEN
SMALL_SET=REF+1
REF=REF+1
NB_ROWS=0
GOTO 323
ENDIF
ENDIF
ENDIF
ELSE
i=i-1
IF(i.NE.0)GOTO 436
ENDIF
IF(ADDITIONNAL_ROWS.NE.0)THEN
i=CHOSEN
IF(i.NE.SMALL_SET)THEN
i=i+1
IF(NB_ROWS(i).NE.0)THEN
WRITE(*,*)MYID,
& ': Internal error 5 in DMUMPS_518'
CALL MUMPS_ABORT()
ENDIF
ENDIF
NB_ROWS(i)=NB_ROWS(i)+ADDITIONNAL_ROWS
ADDITIONNAL_ROWS=0
ENDIF
CHOSEN=i
ENDIF
ENDIF
i=CHOSEN+1
DO WHILE ((ADDITIONNAL_ROWS.NE.0)
& .AND.(i.LE.NUMBER_OF_PROCS))
IF((TEMP(i).LE.MAX_LOAD))THEN
A=dble(1)
B=dble(ACC+2)
C=-BUF_SIZE+dble(ACC+NELIM)
DELTA=(B*B)-(dble(4)*A*C)
X=int((-B+sqrt(DELTA))/(dble(2)*A))
IF(X.GT.NCB-ACC) X=NCB-ACC
BANDE_K821=dble(X)*dble(NELIM+ACC+X)
IF(HAVE_TYPE1_SON)THEN
A=dble(1)
B=dble(ACC+2+NELIM)
C=-BUF_SIZE+dble(ACC+NELIM)
DELTA=(B*B)-(dble(4)*A*C)
X=int((-B+sqrt(DELTA))/(dble(2)*A))
IF(X.GT.NCB-ACC) X=NCB-ACC
BANDE_K821=dble(X)*dble(NELIM+ACC+X)
ENDIF
MAX_MEM_ALLOW=BANDE_K821
IF(BDC_MD)THEN
MAX_MEM_ALLOW=min(
& min(MEM_SIZE_WEAK(i),MEM_SIZE_STRONG(i)),
& BANDE_K821)
MAX_MEM_ALLOW=max(dble(0),
& MAX_MEM_ALLOW)
ENDIF
A=dble(1)
B=dble(ACC+NELIM)
C=dble(-MAX_MEM_ALLOW)
DELTA=((B*B)-(dble(4)*A*C))
KMAX=int((-B+sqrt(DELTA))/(dble(2)*A))
A=dble(NELIM)
B=dble(NELIM)*dble(NELIM+2*ACC+1)
C=-(MAX_LOAD-TEMP(i))
DELTA=(B*B-(dble(4)*A*C))
X=int((-B+sqrt(DELTA))/(dble(2)*A))
IF(X.GE.KMAX)THEN
IF(KMAX.GE.KMIN)THEN
X=KMAX
ELSE
X=0
ENDIF
ELSE
IF(X.LT.KMIN)THEN
X=0
ENDIF
ENDIF
IF((ACC+X).GT.NCB) X=NCB-ACC
NB_ROWS(i)=X
ACC=ACC+X
ADDITIONNAL_ROWS=NCB-ACC
ELSE IF((TEMP(i).GT.MAX_LOAD))THEN
MAX_LOAD=TEMP(i)
NB_SAT=0
ACC=0
NB_ROWS=0
DO J=1,i
A=dble(1)
B=dble(ACC+2)
C=-BUF_SIZE+dble(ACC+NELIM)
DELTA=(B*B)-(dble(4)*A*C)
X=int((-B+sqrt(DELTA))/(dble(2)*A))
IF(X.GT.NCB-ACC) X=NCB-ACC
BANDE_K821=dble(X)*dble(NELIM+ACC+X)
IF(HAVE_TYPE1_SON)THEN
A=dble(1)
B=dble(ACC+2+NELIM)
C=-BUF_SIZE+dble(ACC+NELIM)
DELTA=(B*B)-(dble(4)*A*C)
X=int((-B+sqrt(DELTA))/(dble(2)*A))
IF(X.GT.NCB-ACC) X=NCB-ACC
BANDE_K821=dble(X)*dble(NELIM+ACC+X)
ENDIF
MAX_MEM_ALLOW=BANDE_K821
IF(BDC_MD)THEN
MAX_MEM_ALLOW=min(
& min(MEM_SIZE_WEAK(J),MEM_SIZE_STRONG(J)),
& BANDE_K821)
MAX_MEM_ALLOW=max(dble(0),
& MAX_MEM_ALLOW)
ENDIF
A=dble(1)
B=dble(ACC+NELIM)
C=dble(-MAX_MEM_ALLOW)
DELTA=((B*B)-(dble(4)*A*C))
KMAX=int((-B+sqrt(DELTA))/(dble(2)*A))
A=dble(NELIM)
B=dble(NELIM)*dble(NELIM+2*ACC+1)
C=-(MAX_LOAD-TEMP(J))
DELTA=(B*B-(dble(4)*A*C))
X=int((-B+sqrt(DELTA))/(dble(2)*A))
IF(X.LT.0) THEN
WRITE(*,*)MYID,
& ': Internal error 6 in DMUMPS_518'
CALL MUMPS_ABORT()
ENDIF
IF(X.GE.KMAX)THEN
IF(KMAX.GE.KMIN)THEN
X=KMAX
NB_SAT=NB_SAT+1
ELSE
X=0
ENDIF
ELSE
IF(X.LT.min(KMIN,KMAX))THEN
X=0
ENDIF
ENDIF
IF((ACC+X).GT.NCB) X=NCB-ACC
NB_ROWS(J)=X
IF(SMP)THEN
IF(MIN_LOAD.GT.TEMP(J))THEN
MIN_LOAD=TEMP(J)
POS_MIN_LOAD=i
ENDIF
ENDIF
ACC=ACC+X
MAX_LOAD=max(MAX_LOAD,
& TEMP(J)+
& (dble(NELIM)*dble(NB_ROWS(J)))*
& dble(2*(NELIM+
& ACC)-NB_ROWS(J)
& -NELIM+1))
IF(NCB.EQ.ACC) GOTO 741
IF(NCB-ACC.LT.KMIN) GOTO 210
ENDDO
210 CONTINUE
ENDIF
741 CONTINUE
i=i+1
ADDITIONNAL_ROWS=NCB-ACC
ENDDO
CHOSEN=i-1
IF(ADDITIONNAL_ROWS.NE.0)THEN
ADDITIONNAL_ROWS=NCB-ACC
SOMME=dble(NELIM)*dble(ADDITIONNAL_ROWS)*
& dble(2*NFRONT-ADDITIONNAL_ROWS-
& NELIM+1)
SOMME=SOMME/dble(NUMBER_OF_PROCS)
NB_ROWS=0
ACC=0
CHOSEN=0
IF(SMP)THEN
MIN_LOAD=TEMP(1)
POS_MIN_LOAD=1
ENDIF
DO i=1,OTHERS
A=dble(1)
B=dble(ACC+2)
C=-BUF_SIZE+dble(ACC+NELIM)
DELTA=(B*B)-(dble(4)*A*C)
X=int((-B+sqrt(DELTA))/(dble(2)*A))
IF(X.GT.NCB-ACC) X=NCB-ACC
BANDE_K821=dble(X)*dble(NELIM+ACC+X)
IF(HAVE_TYPE1_SON)THEN
A=dble(1)
B=dble(ACC+2+NELIM)
C=-BUF_SIZE+dble(ACC+NELIM)
DELTA=(B*B)-(dble(4)*A*C)
X=int((-B+sqrt(DELTA))/(dble(2)*A))
IF(X.GT.NCB-ACC) X=NCB-ACC
BANDE_K821=dble(X)*dble(NELIM+ACC+X)
ENDIF
MAX_MEM_ALLOW=BANDE_K821
IF(BDC_MD)THEN
MAX_MEM_ALLOW=min(
& min(MEM_SIZE_WEAK(i),MEM_SIZE_STRONG(i)),
& BANDE_K821)
MAX_MEM_ALLOW=max(dble(0),
& MAX_MEM_ALLOW)
ENDIF
A=dble(1)
B=dble(ACC+NELIM)
C=dble(-MAX_MEM_ALLOW)
DELTA=((B*B)-(dble(4)*A*C))
KMAX=int((-B+sqrt(DELTA))/(dble(2)*A))
A=dble(NELIM)
B=dble(NELIM)*dble(NELIM+2*ACC+1)
C=-(MAX_LOAD-TEMP(i)+SOMME)
DELTA=(B*B-(dble(4)*A*C))
X=int((-B+sqrt(DELTA))/(dble(2)*A))
IF(X.LT.0) THEN
WRITE(*,*)MYID,
& ': Internal error 7 in DMUMPS_518'
CALL MUMPS_ABORT()
ENDIF
IF(X.GE.KMAX)THEN
IF(KMAX.GE.KMIN)THEN
X=KMAX
ELSE
X=0
ENDIF
ELSE
IF(X.LT.min(KMIN,KMAX))THEN
X=min(KMAX,KMIN)
ENDIF
ENDIF
IF((ACC+X).GT.NCB) X=NCB-ACC
NB_ROWS(i)=X
IF(SMP)THEN
IF(MIN_LOAD.GT.TEMP(i))THEN
MIN_LOAD=TEMP(i)
POS_MIN_LOAD=i
ENDIF
ENDIF
CHOSEN=CHOSEN+1
ACC=ACC+X
IF(NCB.EQ.ACC) GOTO 666
IF(NCB-ACC.LT.KMIN) GOTO 488
ENDDO
488 CONTINUE
ADDITIONNAL_ROWS=NCB-ACC
SOMME=dble(NELIM)*
& dble(ADDITIONNAL_ROWS)*
& dble(2*NFRONT-ADDITIONNAL_ROWS-
& NELIM+1)
SOMME=SOMME/dble(NUMBER_OF_PROCS)
NB_ROWS=0
ACC=0
CHOSEN=0
IF(SMP)THEN
MIN_LOAD=TEMP(1)
POS_MIN_LOAD=1
ENDIF
DO i=1,OTHERS
A=dble(1)
B=dble(ACC+2)
C=-BUF_SIZE+dble(ACC+NELIM)
DELTA=(B*B)-(dble(4)*A*C)
X=int((-B+sqrt(DELTA))/(dble(2)*A))
IF(X.GT.NCB-ACC) X=NCB-ACC
BANDE_K821=dble(X)*dble(NELIM+ACC+X)
IF(HAVE_TYPE1_SON)THEN
A=dble(1)
B=dble(ACC+2+NELIM)
C=-BUF_SIZE+dble(ACC+NELIM)
DELTA=(B*B)-(dble(4)*A*C)
X=int((-B+sqrt(DELTA))/(dble(2)*A))
IF(X.GT.NCB-ACC) X=NCB-ACC
BANDE_K821=dble(X)*dble(NELIM+ACC+X)
ENDIF
MAX_MEM_ALLOW=BANDE_K821
IF(BDC_MD)THEN
MAX_MEM_ALLOW=min(BANDE_K821,
& MEM_SIZE_STRONG(i))
MAX_MEM_ALLOW=max(dble(0),
& MAX_MEM_ALLOW)
ENDIF
A=dble(1)
B=dble(ACC+NELIM)
C=dble(-MAX_MEM_ALLOW)
DELTA=((B*B)-(dble(4)*A*C))
KMAX=int((-B+sqrt(DELTA))/(dble(2)*A))
A=dble(NELIM)
B=dble(NELIM)*dble(NELIM+2*ACC+1)
C=-(MAX_LOAD-TEMP(i)+SOMME)
DELTA=(B*B-(dble(4)*A*C))
X=int((-B+sqrt(DELTA))/(dble(2)*A))
IF(X.LT.0) THEN
WRITE(*,*)MYID,
& ': Internal error 8 in DMUMPS_518'
CALL MUMPS_ABORT()
ENDIF
IF(X.GE.KMAX)THEN
X=KMAX
ELSE
IF(X.LT.KMIN)THEN
X=KMIN
ENDIF
ENDIF
IF((ACC+X).GT.NCB) X=NCB-ACC
NB_ROWS(i)=X
IF(SMP)THEN
IF(MIN_LOAD.GT.TEMP(i))THEN
MIN_LOAD=TEMP(i)
POS_MIN_LOAD=i
ENDIF
ENDIF
CHOSEN=CHOSEN+1
ACC=ACC+X
IF(NCB.EQ.ACC) GOTO 666
IF(NCB-ACC.LT.KMIN) GOTO 477
ENDDO
477 CONTINUE
IF(ACC.NE.NCB)THEN
NB_SAT=0
ACC=0
CHOSEN=0
IF(SMP)THEN
MIN_LOAD=TEMP(1)
POS_MIN_LOAD=1
ENDIF
DO i=1,OTHERS
A=dble(1)
B=dble(ACC+2)
C=-BUF_SIZE+dble(ACC+NELIM)
DELTA=(B*B)-(dble(4)*A*C)
X=int((-B+sqrt(DELTA))/(dble(2)*A))
IF(X.GT.NCB-ACC) X=NCB-ACC
BANDE_K821=dble(X)*dble(NELIM+ACC+X)
IF(HAVE_TYPE1_SON)THEN
A=dble(1)
B=dble(ACC+2+NELIM)
C=-BUF_SIZE+dble(ACC+NELIM)
DELTA=(B*B)-(dble(4)*A*C)
X=int((-B+sqrt(DELTA))/(dble(2)*A))
IF(X.GT.NCB-ACC) X=NCB-ACC
BANDE_K821=dble(X)*dble(NELIM+ACC+X)
ENDIF
MAX_MEM_ALLOW=BANDE_K821
IF(BDC_MD)THEN
MAX_MEM_ALLOW=min(BANDE_K821,
& MEM_SIZE_STRONG(i))
MAX_MEM_ALLOW=max(dble(0),
& MAX_MEM_ALLOW)
ENDIF
A=dble(1)
B=dble(ACC+NELIM)
C=dble(-MAX_MEM_ALLOW)
DELTA=((B*B)-(dble(4)*A*C))
KMAX=int((-B+sqrt(DELTA))/(dble(2)*A))
X=KMAX-NB_ROWS(i)
IF((ACC+NB_ROWS(i)+X).GT.NCB)
& X=NCB-(ACC+NB_ROWS(i))
NB_ROWS(i)=NB_ROWS(i)+X
IF((dble(NB_ROWS(i))*
& dble(NB_ROWS(i)+ACC)).EQ.
& BANDE_K821)THEN
NB_SAT=NB_SAT+1
ENDIF
ACC=ACC+NB_ROWS(i)
IF(SMP)THEN
IF(MIN_LOAD.GT.TEMP(i))THEN
MIN_LOAD=TEMP(i)
POS_MIN_LOAD=i
ENDIF
ENDIF
CHOSEN=CHOSEN+1
IF(NCB.EQ.ACC) GOTO 666
IF(NCB-ACC.LT.KMIN) GOTO 834
ENDDO
834 CONTINUE
ENDIF
IF(ACC.NE.NCB)THEN
ADDITIONNAL_ROWS=NCB-ACC
SOMME=dble(NELIM)*
& dble(ADDITIONNAL_ROWS)*
& dble(2*NFRONT-ADDITIONNAL_ROWS-
& NELIM+1)
SOMME=SOMME/dble(NUMBER_OF_PROCS-NB_SAT)
ACC=0
DO i=1,CHOSEN
A=dble(1)
B=dble(ACC+2)
C=-BUF_SIZE+dble(ACC+NELIM)
DELTA=(B*B)-(dble(4)*A*C)
X=int((-B+sqrt(DELTA))/(dble(2)*A))
IF(X.GT.NCB-ACC) X=NCB-ACC
BANDE_K821=dble(X)*dble(NELIM+ACC+X)
IF(HAVE_TYPE1_SON)THEN
A=dble(1)
B=dble(ACC+2+NELIM)
C=-BUF_SIZE+dble(ACC+NELIM)
DELTA=(B*B)-(dble(4)*A*C)
X=int((-B+sqrt(DELTA))/(dble(2)*A))
IF(X.GT.NCB-ACC) X=NCB-ACC
BANDE_K821=dble(X)*dble(NELIM+ACC+X)
ENDIF
IF((dble(NB_ROWS(i))*
& dble(NB_ROWS(i)+ACC)).EQ.
& BANDE_K821)THEN
GOTO 102
ENDIF
A=dble(NELIM)
B=dble(NELIM)*
& dble(NELIM+2*(ACC+NB_ROWS(i))+1)
C=-(SOMME)
DELTA=(B*B-(dble(4)*A*C))
X=int((-B+sqrt(DELTA))/(dble(2)*A))
A=dble(1)
B=dble(ACC+NELIM)
C=dble(-BANDE_K821)
DELTA=((B*B)-(dble(4)*A*C))
KMAX=int((-B+sqrt(DELTA))/(dble(2)*A))
IF(X.LT.0) THEN
WRITE(*,*)MYID,
& ': Internal error 9 in DMUMPS_518'
CALL MUMPS_ABORT()
ENDIF
IF((ACC+X+NB_ROWS(i)).GT.NCB)THEN
IF((NCB-ACC).GT.KMAX)THEN
NB_ROWS(i)=KMAX
ELSE
NB_ROWS(i)=NCB-ACC
ENDIF
ELSE
IF((NB_ROWS(i)+X).GT.KMAX)THEN
NB_ROWS(i)=KMAX
ELSE
NB_ROWS(i)=NB_ROWS(i)+X
ENDIF
ENDIF
102 CONTINUE
ACC=ACC+NB_ROWS(i)
IF(NCB.EQ.ACC) THEN
CHOSEN=i
GOTO 666
ENDIF
IF(NCB-ACC.LT.KMIN) THEN
CHOSEN=i
GOTO 007
ENDIF
ENDDO
007 CONTINUE
DO i=1,CHOSEN
NB_ROWS(i)=NB_ROWS(i)+1
ACC=ACC+1
IF(ACC.EQ.NCB)GOTO 666
ENDDO
IF(ACC.LT.NCB)THEN
IF(SMP)THEN
NB_ROWS(1)=NB_ROWS(1)+NCB-ACC
ELSE
NB_ROWS(POS_MIN_LOAD)=
& NB_ROWS(POS_MIN_LOAD)+NCB-ACC
ENDIF
ENDIF
ENDIF
GOTO 666
ENDIF
ENDIF
GOTO 666
ENDIF
ADDITIONNAL_ROWS=NCB-ACC
i=CHOSEN+1
IF(NB_SAT.EQ.SMALL_SET) GOTO 777
DO i=1,SMALL_SET
IDWLOAD(i)=i
AFFECTED=int(BUF_SIZE/dble(NCB+1))-1
BANDE_K821=dble(AFFECTED)*dble(NFRONT)
IF(HAVE_TYPE1_SON)THEN
AFFECTED=int((BUF_SIZE-dble(NFRONT))/
& (dble(NFRONT+1)))
BANDE_K821=dble(AFFECTED)*dble(NFRONT)
ENDIF
MAX_MEM_ALLOW=BANDE_K821
IF(BDC_MD)THEN
MAX_MEM_ALLOW=min(
& min(MEM_SIZE_WEAK(i),MEM_SIZE_STRONG(i)),
& BANDE_K821)
MAX_MEM_ALLOW=max(dble(0),MAX_MEM_ALLOW)
ENDIF
WLOAD(i)=MAX_MEM_ALLOW
ENDDO
CALL MUMPS_558(SMALL_SET, WLOAD, IDWLOAD)
NB_ZERO=0
IF((NB_SAT.EQ.SMALL_SET).AND.
& (SMALL_SET.LT.NSLAVES_REF))THEN
SMALL_SET=REF+1
REF=REF+1
NB_ROWS=0
GOTO 323
ENDIF
IF((NB_SAT.EQ.SMALL_SET).AND.
& (SMALL_SET.LE.NUMBER_OF_PROCS))GOTO 777
AFFECTED=int(ADDITIONNAL_ROWS/(SMALL_SET-NB_SAT))
AFFECTED=max(AFFECTED,1)
DO i=1,SMALL_SET
KMAX=int(WLOAD(i)/dble(NFRONT))
IF(NB_ROWS(IDWLOAD(i)).EQ.KMAX)THEN
GOTO 912
ENDIF
IF((NB_ROWS(IDWLOAD(i))+min(AFFECTED,
& ADDITIONNAL_ROWS)).GT.KMAX)THEN
IF(NB_ROWS(IDWLOAD(i)).GT.KMAX)THEN
ENDIF
ADDITIONNAL_ROWS=ADDITIONNAL_ROWS-
& (KMAX-NB_ROWS(IDWLOAD(i)))
NB_ROWS(IDWLOAD(i))=KMAX
NB_SAT=NB_SAT+1
IF(NB_SAT.EQ.SMALL_SET)THEN
IF(SMALL_SET.NE.NSLAVES_REF)THEN
SMALL_SET=REF+1
REF=REF+1
NB_ROWS=0
GOTO 323
ELSE
MAX_LOAD=max(MAX_LOAD,
& (TEMP(IDWLOAD(i))+(dble(NELIM) *
& dble(NB_ROWS(IDWLOAD(i))))+
& (dble(NB_ROWS(IDWLOAD(i)))*
& dble(NELIM))*
& dble(2*NFRONT-NELIM-1)))
GOTO 777
ENDIF
ENDIF
AFFECTED=int(ADDITIONNAL_ROWS/(SMALL_SET-NB_SAT))
AFFECTED=max(AFFECTED,1)
ELSE
IF((NB_ROWS(IDWLOAD(i))+min(AFFECTED,
& ADDITIONNAL_ROWS)).GE.KMIN)THEN
X=min(AFFECTED,ADDITIONNAL_ROWS)
NB_ROWS(IDWLOAD(i))=NB_ROWS(IDWLOAD(i))+
& X
ADDITIONNAL_ROWS=ADDITIONNAL_ROWS-X
ELSE
X=int((MAX_LOAD-TEMP(IDWLOAD(i)))/
& (dble(NELIM)*dble(2*NFRONT-NELIM)))
IF(X+AFFECTED.GT.ADDITIONNAL_ROWS)THEN
X=ADDITIONNAL_ROWS
ELSE
X=AFFECTED+X
ENDIF
IF(X.GE.KMIN)THEN
NB_ROWS(IDWLOAD(i))=NB_ROWS(IDWLOAD(i))+
& X
ADDITIONNAL_ROWS=ADDITIONNAL_ROWS-
& X
ELSE
NB_ZERO=NB_ZERO+1
ENDIF
ENDIF
ENDIF
912 CONTINUE
MAX_LOAD=max(MAX_LOAD,
& (TEMP(IDWLOAD(i))+(dble(NELIM)*
& dble(NB_ROWS(IDWLOAD(i))))+
& (dble(NB_ROWS(IDWLOAD(i)))*dble(NELIM))*
& dble(2*NFRONT-NELIM-1)))
IF(SMALL_SET.LT.NUMBER_OF_PROCS)THEN
IF(MAX_LOAD.GT.TEMP(SMALL_SET+1))THEN
IF(SMALL_SET.LT.NSLAVES_REF)THEN
SMALL_SET=REF+1
REF=REF+1
NB_ROWS=0
GOTO 323
ENDIF
ENDIF
ENDIF
IF(SMALL_SET.EQ.NB_SAT)GOTO 777
IF(ADDITIONNAL_ROWS.EQ.0)THEN
CHOSEN=SMALL_SET
GOTO 049
ENDIF
ENDDO
777 CONTINUE
IF((NB_ZERO.NE.0).AND.(ADDITIONNAL_ROWS.GE.KMIN))THEN
J=NB_ZERO
732 CONTINUE
X=int(ADDITIONNAL_ROWS/(J))
IF(X.LT.KMIN)THEN
J=J-1
GOTO 732
ENDIF
IF(X*J.LT.ADDITIONNAL_ROWS)THEN
X=X+1
ENDIF
DO i=1,SMALL_SET
AFFECTED=int(BUF_SIZE/dble(NCB+1))-1
BANDE_K821=dble(AFFECTED)*dble(NFRONT)
IF(HAVE_TYPE1_SON)THEN
AFFECTED=int((BUF_SIZE-dble(NFRONT))/
& dble(NFRONT+1))
BANDE_K821=dble(AFFECTED)*dble(NFRONT)
ENDIF
MAX_MEM_ALLOW=BANDE_K821
IF(BDC_MD)THEN
MAX_MEM_ALLOW=min(
& min(MEM_SIZE_WEAK(i),MEM_SIZE_STRONG(i)),
& dble(BANDE_K821))
MAX_MEM_ALLOW=max(dble(0),MAX_MEM_ALLOW)
ENDIF
KMAX=int(MAX_MEM_ALLOW/dble(NFRONT))
IF(NB_ROWS(i).EQ.0)THEN
IF(X.GT.ADDITIONNAL_ROWS)THEN
X=ADDITIONNAL_ROWS
ENDIF
IF(X.GT.KMAX)THEN
X=KMAX
ENDIF
IF(X.GT.KMIN)THEN
NB_ROWS(i)=X
ADDITIONNAL_ROWS=ADDITIONNAL_ROWS-X
MAX_LOAD=max(MAX_LOAD,
& (TEMP(i)+(dble(NELIM) *
& dble(NB_ROWS(i)))+
& (dble(NB_ROWS(i))*dble(NELIM))*
& dble(2*NFRONT-NELIM-1)))
ENDIF
ENDIF
ENDDO
ENDIF
i=CHOSEN+1
DO WHILE ((ADDITIONNAL_ROWS.NE.0)
& .AND.(i.LE.NUMBER_OF_PROCS))
IF((TEMP(i).LE.MAX_LOAD))THEN
AFFECTED=int(BUF_SIZE/dble(NCB+1))-1
BANDE_K821=dble(AFFECTED)*dble(NFRONT)
IF(HAVE_TYPE1_SON)THEN
AFFECTED=int((BUF_SIZE-dble(NFRONT))/
& dble(NFRONT+1))
BANDE_K821=dble(AFFECTED)*dble(NFRONT)
ENDIF
MAX_MEM_ALLOW=BANDE_K821
IF(BDC_MD)THEN
MAX_MEM_ALLOW=min(
& min(MEM_SIZE_WEAK(i),MEM_SIZE_STRONG(i)),
& BANDE_K821)
MAX_MEM_ALLOW=max(dble(0),MAX_MEM_ALLOW)
ENDIF
KMAX=int(MAX_MEM_ALLOW/dble(NFRONT))
AFFECTED=int((MAX_LOAD-TEMP(i))/
& (dble(NELIM)*dble(2*NFRONT-NELIM)))
IF(AFFECTED.GT.ADDITIONNAL_ROWS)THEN
AFFECTED=ADDITIONNAL_ROWS
ENDIF
IF(NB_ROWS(i).LT.KMAX)THEN
IF((AFFECTED+NB_ROWS(i)).GT.KMAX)THEN
AFFECTED=KMAX-NB_ROWS(i)
NB_SAT=NB_SAT+1
ELSE
IF((AFFECTED+NB_ROWS(i)).LT.
& KMIN)THEN
AFFECTED=0
ENDIF
ENDIF
NB_ROWS(i)=NB_ROWS(i)+AFFECTED
ADDITIONNAL_ROWS=ADDITIONNAL_ROWS-AFFECTED
ENDIF
ELSE IF((TEMP(i).GT.MAX_LOAD))THEN
IF(NB_SAT.EQ.i-1) GOTO 218
X=(ADDITIONNAL_ROWS/(i-1-NB_SAT))
ACC=1
DO J=1,i-1
TMP_SUM=((dble(NELIM) * dble(NB_ROWS(J)+X))
& +(dble(NB_ROWS(J)+X)*dble(NELIM))*
& dble(2*NFRONT-NELIM-1))
IF((TEMP(J)+TMP_SUM).GT.MAX_LOAD)THEN
ACC=0
ENDIF
ENDDO
IF(ACC.EQ.1)THEN
MAX_LOAD=TEMP(i)
J=1
DO WHILE ((ADDITIONNAL_ROWS.NE.0)
& .AND.(J.LT.i))
AFFECTED=int(BUF_SIZE/dble(NCB+1))-1
BANDE_K821=dble(AFFECTED)*dble(NFRONT)
IF(HAVE_TYPE1_SON)THEN
AFFECTED=int((BUF_SIZE-dble(NFRONT))/
& dble(NFRONT+1))
BANDE_K821=dble(AFFECTED)*dble(NFRONT)
ENDIF
AFFECTED=X
MAX_MEM_ALLOW=BANDE_K821
IF(BDC_MD)THEN
MAX_MEM_ALLOW=min(
& min(MEM_SIZE_WEAK(J),MEM_SIZE_STRONG(J)),
& BANDE_K821)
MAX_MEM_ALLOW=max(dble(0),
& MAX_MEM_ALLOW)
ENDIF
KMAX=int(MAX_MEM_ALLOW/dble(NFRONT))
IF(AFFECTED.GT.ADDITIONNAL_ROWS)THEN
AFFECTED=ADDITIONNAL_ROWS
ENDIF
IF(NB_ROWS(J).LT.KMAX)THEN
IF((AFFECTED+NB_ROWS(J)).GT.KMAX)THEN
AFFECTED=KMAX-NB_ROWS(J)
NB_SAT=NB_SAT+1
ELSE
IF((AFFECTED+NB_ROWS(J)).LT.
& KMIN)THEN
AFFECTED=0
ENDIF
ENDIF
NB_ROWS(J)=NB_ROWS(J)+AFFECTED
ADDITIONNAL_ROWS=ADDITIONNAL_ROWS-
& AFFECTED
ENDIF
J=J+1
ENDDO
ELSE
MAX_LOAD=TEMP(i)
J=1
DO WHILE ((ADDITIONNAL_ROWS.NE.0)
& .AND.(J.LT.i))
AFFECTED=int(BUF_SIZE/dble(NCB+1))-1
BANDE_K821=dble(AFFECTED)*dble(NFRONT)
IF(HAVE_TYPE1_SON)THEN
AFFECTED=int((BUF_SIZE-dble(NFRONT))/
& dble(NFRONT+1))
BANDE_K821=dble(AFFECTED)*dble(NFRONT)
ENDIF
TMP_SUM=((dble(NELIM)* dble(NB_ROWS(J)))
& +(dble(NB_ROWS(J))*dble(NELIM))*
& dble(2*NFRONT-NELIM-1))
X=int((MAX_LOAD-(TEMP(J)+TMP_SUM))/
& (dble(NELIM)*dble(2*NFRONT-NELIM)))
IF(X.LT.0)THEN
WRITE(*,*)MYID,
& ': Internal error 10 in DMUMPS_518'
CALL MUMPS_ABORT()
ENDIF
AFFECTED=X
MAX_MEM_ALLOW=BANDE_K821
IF(BDC_MD)THEN
MAX_MEM_ALLOW=min(
& min(MEM_SIZE_WEAK(J),MEM_SIZE_STRONG(J)),
& BANDE_K821)
MAX_MEM_ALLOW=max(dble(0),
& MAX_MEM_ALLOW)
ENDIF
KMAX=int(MAX_MEM_ALLOW/dble(NFRONT))
IF(AFFECTED.GT.ADDITIONNAL_ROWS)THEN
AFFECTED=ADDITIONNAL_ROWS
ENDIF
IF(NB_ROWS(J).LT.KMAX)THEN
IF((AFFECTED+NB_ROWS(J)).GT.KMAX)THEN
AFFECTED=KMAX-NB_ROWS(J)
NB_SAT=NB_SAT+1
ELSE
IF((AFFECTED+NB_ROWS(J)).LT.
& KMIN)THEN
AFFECTED=0
ENDIF
ENDIF
NB_ROWS(J)=NB_ROWS(J)+AFFECTED
ADDITIONNAL_ROWS=ADDITIONNAL_ROWS-
& AFFECTED
ENDIF
J=J+1
ENDDO
ENDIF
ENDIF
218 CONTINUE
i=i+1
ENDDO
CHOSEN=i-1
IF((CHOSEN.EQ.NUMBER_OF_PROCS-1).AND.
& (ADDITIONNAL_ROWS.NE.0))THEN
DO i=1,CHOSEN
IF(NB_ROWS(i)+1.GE.KMIN)THEN
NB_ROWS(i)=NB_ROWS(i)+1
ADDITIONNAL_ROWS=ADDITIONNAL_ROWS-1
ENDIF
MAX_LOAD=max(MAX_LOAD,
& (TEMP(i)+(dble(NELIM) *
& dble(NB_ROWS(i)))+
& (dble(NB_ROWS(i))*dble(NELIM))*
& dble(2*NFRONT-NELIM-1)))
IF(ADDITIONNAL_ROWS.EQ.0) GOTO 048
ENDDO
048 CONTINUE
ENDIF
IF((ADDITIONNAL_ROWS.NE.0))THEN
IF(CHOSEN.LT.NUMBER_OF_PROCS)THEN
i=CHOSEN+1
ELSE
IF(CHOSEN.NE.NUMBER_OF_PROCS)THEN
WRITE(*,*)MYID,
& ': Internal error 11 in DMUMPS_518'
CALL MUMPS_ABORT()
ENDIF
i=CHOSEN
ENDIF
DO WHILE ((ADDITIONNAL_ROWS.NE.0)
& .AND.(i.LE.NUMBER_OF_PROCS))
IF(TEMP(i).LE.MAX_LOAD)THEN
AFFECTED=int(BUF_SIZE/dble(NCB+1))-1
BANDE_K821=dble(AFFECTED)*dble(NFRONT)
IF(HAVE_TYPE1_SON)THEN
AFFECTED=int((BUF_SIZE-dble(NFRONT))/
& dble(NFRONT+1))
BANDE_K821=dble(AFFECTED)*dble(NFRONT)
ENDIF
MAX_MEM_ALLOW=BANDE_K821
IF(BDC_MD)THEN
MAX_MEM_ALLOW=min(
& min(MEM_SIZE_WEAK(i),MEM_SIZE_STRONG(i)),
& BANDE_K821)
MAX_MEM_ALLOW=max(dble(0),MAX_MEM_ALLOW)
ENDIF
KMAX=int(MAX_MEM_ALLOW/dble(NFRONT))
TMP_SUM=((dble(NELIM) * dble(NB_ROWS(i)))
& +(dble(NB_ROWS(i))*dble(NELIM))*
& dble(2*NFRONT-NELIM-1))
X=int((MAX_LOAD-(TEMP(i)+TMP_SUM))/
& (dble(NELIM)*dble(2*NFRONT-NELIM)))
AFFECTED=X
IF(X.LT.0)THEN
WRITE(*,*)MYID,
& ': Internal error 12 in DMUMPS_518'
CALL MUMPS_ABORT()
ENDIF
IF(AFFECTED.GT.ADDITIONNAL_ROWS)THEN
AFFECTED=ADDITIONNAL_ROWS
ENDIF
IF(NB_ROWS(i).LT.KMAX)THEN
IF((AFFECTED+NB_ROWS(i)).GT.KMAX)THEN
AFFECTED=KMAX-NB_ROWS(i)
ELSE
IF((AFFECTED+NB_ROWS(i)).LT.
& KMIN)THEN
AFFECTED=0
ENDIF
ENDIF
NB_ROWS(i)=NB_ROWS(i)+AFFECTED
ADDITIONNAL_ROWS=ADDITIONNAL_ROWS-AFFECTED
ENDIF
IF(i.NE.NUMBER_OF_PROCS) GOTO 624
ELSE IF((TEMP(i).GT.MAX_LOAD))THEN
X=int(ADDITIONNAL_ROWS/i-1)
X=max(X,1)
IF((MAX_LOAD+((dble(NELIM)*
& dble(X))+(dble(
& X)*dble(NELIM))*dble(
& (2*NFRONT-NELIM-1)))).LE.TEMP(i))THEN
AFFECTED=X
POS=1
ELSE
POS=0
ENDIF
MAX_LOAD=TEMP(i)
J=1
DO WHILE ((ADDITIONNAL_ROWS.NE.0)
& .AND.(J.LT.i))
X=int(BUF_SIZE/dble(NCB+1))-1
BANDE_K821=dble(X)*dble(NFRONT)
MAX_MEM_ALLOW=BANDE_K821
IF(HAVE_TYPE1_SON)THEN
X=int((BUF_SIZE-dble(NFRONT))/
& dble(NFRONT+1))
BANDE_K821=dble(X)*dble(NFRONT)
ENDIF
IF(BDC_MD)THEN
MAX_MEM_ALLOW=min(
& min(MEM_SIZE_WEAK(J),MEM_SIZE_STRONG(J)),
& BANDE_K821)
MAX_MEM_ALLOW=max(dble(0),
& MAX_MEM_ALLOW)
ENDIF
KMAX=int(MAX_MEM_ALLOW/dble(NFRONT))
IF(POS.EQ.0)THEN
TMP_SUM=((dble(NELIM) *
& dble(NB_ROWS(J)))
& +(dble(NB_ROWS(J))*dble(NELIM))*
& dble(2*NFRONT-NELIM-1))
X=int((TEMP(i)-(TEMP(J)+TMP_SUM))/
& (dble(NELIM)*dble(2*NFRONT-
& NELIM)))
ELSE
X=int(TMP_SUM)
ENDIF
IF(X.GT.ADDITIONNAL_ROWS)THEN
X=ADDITIONNAL_ROWS
ENDIF
IF(NB_ROWS(J).LT.KMAX)THEN
IF((X+NB_ROWS(J)).GT.KMAX)THEN
X=KMAX-NB_ROWS(J)
ELSE
IF((NB_ROWS(J)+X).LT.
& KMIN)THEN
X=0
ENDIF
ENDIF
NB_ROWS(J)=NB_ROWS(J)+X
ADDITIONNAL_ROWS=ADDITIONNAL_ROWS-X
ENDIF
J=J+1
ENDDO
ENDIF
624 CONTINUE
i=i+1
ENDDO
CHOSEN=i-1
IF(ADDITIONNAL_ROWS.NE.0)THEN
ACC=0
DO i=1,CHOSEN
X=int(BUF_SIZE/dble(NCB+1))-1
BANDE_K821=dble(X)*dble(NFRONT)
IF(HAVE_TYPE1_SON)THEN
X=int((BUF_SIZE-dble(NFRONT))/
& dble(NFRONT+1))
BANDE_K821=dble(X)*dble(NFRONT)
ENDIF
MAX_MEM_ALLOW=BANDE_K821
IF(BDC_MD)THEN
MAX_MEM_ALLOW=min(
& min(MEM_SIZE_WEAK(i),MEM_SIZE_STRONG(i)),
& BANDE_K821)
MAX_MEM_ALLOW=max(dble(0),MAX_MEM_ALLOW)
ENDIF
KMAX=int(MAX_MEM_ALLOW/dble(NFRONT))
TMP_SUM=((dble(NELIM) * dble(NB_ROWS(i)))
& +(dble(NB_ROWS(i))*dble(NELIM))*
& dble(2*NFRONT-NELIM-1))
X=int((MAX_LOAD-
& (TEMP(i)+TMP_SUM))/
& (dble(NELIM)*dble(2*NFRONT-NELIM)))
IF(X.LT.0)THEN
WRITE(*,*)MYID,
& ': Internal error 13 in DMUMPS_518'
CALL MUMPS_ABORT()
ENDIF
IF(X.GT.ADDITIONNAL_ROWS)THEN
X=ADDITIONNAL_ROWS
ENDIF
IF(NB_ROWS(i).LT.KMAX)THEN
IF((X+NB_ROWS(i)).GE.KMAX)THEN
ADDITIONNAL_ROWS=ADDITIONNAL_ROWS-
& (KMAX-NB_ROWS(i))
NB_ROWS(i)=KMAX
ELSE
IF((X+NB_ROWS(i)).GE.
& KMIN)THEN
NB_ROWS(i)=NB_ROWS(i)+X
ADDITIONNAL_ROWS=ADDITIONNAL_ROWS-X
ACC=ACC+1
ELSE
ACC=ACC+1
ENDIF
ENDIF
ENDIF
IF(ADDITIONNAL_ROWS.EQ.0)GOTO 049
ENDDO
IF(CHOSEN.LT.NUMBER_OF_PROCS)THEN
CHOSEN=CHOSEN+1
ENDIF
IF(ACC.EQ.0)THEN
ACC=1
ENDIF
X=int(ADDITIONNAL_ROWS/ACC)
X=max(X,1)
ACC=0
DO i=1,CHOSEN
J=int(BUF_SIZE/dble(NCB+1))-1
BANDE_K821=dble(J)*dble(NFRONT)
IF(HAVE_TYPE1_SON)THEN
J=int((BUF_SIZE-dble(NFRONT))/
& dble(NFRONT+1))
BANDE_K821=dble(J)*dble(NFRONT)
ENDIF
MAX_MEM_ALLOW=BANDE_K821
IF(BDC_MD)THEN
MAX_MEM_ALLOW=min(
& min(MEM_SIZE_WEAK(i),MEM_SIZE_STRONG(i)),
& BANDE_K821)
MAX_MEM_ALLOW=max(dble(0),MAX_MEM_ALLOW)
ENDIF
KMAX=int(MAX_MEM_ALLOW/dble(NFRONT))
TMP_SUM=((dble(NELIM) * dble(NB_ROWS(i)))
& +(dble(NB_ROWS(i))*dble(NELIM))*
& dble(2*NFRONT-NELIM-1))
J=int((MAX_LOAD-
& (TEMP(i)+TMP_SUM))/
& (dble(NELIM)*dble(2*NFRONT-NELIM)))
IF(NB_ROWS(i).LT.KMAX)THEN
IF((min(X,J)+NB_ROWS(i)).GE.KMAX)THEN
IF((KMAX-NB_ROWS(i)).GT.
& ADDITIONNAL_ROWS)THEN
NB_ROWS(i)=NB_ROWS(i)+
& ADDITIONNAL_ROWS
ADDITIONNAL_ROWS=0
ELSE
ADDITIONNAL_ROWS=ADDITIONNAL_ROWS-
& (KMAX-NB_ROWS(i))
NB_ROWS(i)=KMAX
ENDIF
ELSE
IF((min(X,J)+NB_ROWS(i)).GE.
& KMIN)THEN
NB_ROWS(i)=NB_ROWS(i)+min(X,J)
ADDITIONNAL_ROWS=ADDITIONNAL_ROWS-
& min(X,J)
ACC=ACC+1
ENDIF
ENDIF
ENDIF
IF(ADDITIONNAL_ROWS.EQ.0)GOTO 049
ENDDO
IF(ACC.GT.0)THEN
DO i=1,CHOSEN
X=int(BUF_SIZE/dble(NCB+1))-1
BANDE_K821=dble(X)*dble(NFRONT)
IF(HAVE_TYPE1_SON)THEN
X=int((BUF_SIZE-dble(NFRONT))/
& dble(NFRONT+1))
BANDE_K821=dble(X)*dble(NFRONT)
ENDIF
MAX_MEM_ALLOW=BANDE_K821
IF(BDC_MD)THEN
MAX_MEM_ALLOW=min(
& min(MEM_SIZE_WEAK(i),MEM_SIZE_STRONG(i)),
& BANDE_K821)
MAX_MEM_ALLOW=max(dble(0),
& MAX_MEM_ALLOW)
ENDIF
KMAX=int(MAX_MEM_ALLOW/dble(NFRONT))
IF(KMAX-NB_ROWS(i).LT.
& ADDITIONNAL_ROWS)THEN
ADDITIONNAL_ROWS=ADDITIONNAL_ROWS-
& (KMAX-NB_ROWS(i))
NB_ROWS(i)=KMAX
ELSE
IF(NB_ROWS(i).EQ.0)THEN
IF(min(KMIN,KMAX).LT.
& ADDITIONNAL_ROWS)THEN
NB_ROWS(i)=min(KMIN,KMAX)
ADDITIONNAL_ROWS=
& ADDITIONNAL_ROWS-
& min(KMIN,KMAX)
ENDIF
ELSE
NB_ROWS(i)=NB_ROWS(i)+
& ADDITIONNAL_ROWS
ADDITIONNAL_ROWS=0
ENDIF
ENDIF
IF(ADDITIONNAL_ROWS.EQ.0)GOTO 049
ENDDO
ENDIF
DO i=1,CHOSEN
IDWLOAD(i)=i
AFFECTED=int(BUF_SIZE/dble(NCB+1))-1
BANDE_K821=dble(AFFECTED)*dble(NFRONT)
IF(HAVE_TYPE1_SON)THEN
AFFECTED=int((BUF_SIZE-dble(NFRONT))/
& dble(NFRONT+1))
BANDE_K821=dble(AFFECTED)*dble(NFRONT)
ENDIF
WLOAD(i)=(BANDE_K821-dble(NB_ROWS(i)*NFRONT))
ENDDO
CALL MUMPS_558(NUMBER_OF_PROCS, WLOAD,
& IDWLOAD)
NB_SAT=0
DO i=1,CHOSEN
X=int(ADDITIONNAL_ROWS/(CHOSEN-NB_SAT))
X=max(X,1)
AFFECTED=int(BUF_SIZE/dble(NCB+1))-1
BANDE_K821=dble(AFFECTED)*dble(NFRONT)
IF(HAVE_TYPE1_SON)THEN
AFFECTED=int((BUF_SIZE-dble(NFRONT))/
& dble(NFRONT+1))
BANDE_K821=dble(AFFECTED)*dble(NFRONT)
ENDIF
IF(BDC_MD)THEN
MAX_MEM_ALLOW=min(BANDE_K821,
& MEM_SIZE_STRONG(i))
MAX_MEM_ALLOW=max(dble(0),MAX_MEM_ALLOW)
ENDIF
KMAX=int(MAX_MEM_ALLOW/dble(NFRONT))
IF(NB_ROWS(IDWLOAD(i)).LT.KMAX)THEN
IF((NB_ROWS(IDWLOAD(i))+X).LT.KMAX)THEN
NB_ROWS(IDWLOAD(i))=
& NB_ROWS(IDWLOAD(i))+X
ADDITIONNAL_ROWS=ADDITIONNAL_ROWS-X
ELSE
ADDITIONNAL_ROWS=ADDITIONNAL_ROWS-
& (KMAX-NB_ROWS(IDWLOAD(i)))
NB_ROWS(IDWLOAD(i))=KMAX
ENDIF
ENDIF
IF(NB_ROWS(IDWLOAD(i)).EQ.KMAX)THEN
NB_SAT=NB_SAT+1
ENDIF
IF(ADDITIONNAL_ROWS.EQ.0) GOTO 049
ENDDO
DO i=1,CHOSEN
X=int(BUF_SIZE/dble(NCB+1))-1
BANDE_K821=dble(X)*dble(NFRONT)
IF(HAVE_TYPE1_SON)THEN
X=int((BUF_SIZE-dble(NFRONT))/
& dble(NFRONT+1))
BANDE_K821=dble(X)*dble(NFRONT)
ENDIF
MAX_MEM_ALLOW=BANDE_K821
IF(BDC_MD)THEN
MAX_MEM_ALLOW=min(BANDE_K821,
& MEM_SIZE_STRONG(i))
MAX_MEM_ALLOW=max(dble(0),MAX_MEM_ALLOW)
ENDIF
KMAX=int(MAX_MEM_ALLOW/dble(NFRONT))
IF(KMAX-NB_ROWS(i).LT.ADDITIONNAL_ROWS)THEN
ADDITIONNAL_ROWS=ADDITIONNAL_ROWS-
& (KMAX-NB_ROWS(i))
NB_ROWS(i)=KMAX
ELSE
NB_ROWS(i)=NB_ROWS(i)+ADDITIONNAL_ROWS
ADDITIONNAL_ROWS=0
ENDIF
IF(ADDITIONNAL_ROWS.EQ.0)GOTO 049
ENDDO
X=int(ADDITIONNAL_ROWS/CHOSEN)
X=max(X,1)
DO i=1,CHOSEN
ADDITIONNAL_ROWS=ADDITIONNAL_ROWS-X
NB_ROWS(i)=NB_ROWS(i)+X
IF(ADDITIONNAL_ROWS.EQ.0)GOTO 049
ENDDO
NB_ROWS(1)=NB_ROWS(1)+ADDITIONNAL_ROWS
ENDIF
ENDIF
049 CONTINUE
ENDIF
666 CONTINUE
SOMME=dble(0)
X=0
POS=0
DO i=1,CHOSEN
X=X+NB_ROWS(i)
SOMME=SOMME+ dble(NB_ROWS(i))
ENDDO
GOTO 890
ELSE IF((KEEP(83).GE.NUMBER_OF_PROCS).AND.FORCE_CAND)THEN
MAX_LOAD=dble(0)
DO i=1,OTHERS
MAX_LOAD=max(MAX_LOAD,TEMP(i))
ENDDO
ACC=0
CHOSEN=0
X=1
DO i=1,OTHERS
ENDDO
DO i=2,OTHERS
IF(TEMP(i).EQ.TEMP(1))THEN
X=X+1
ELSE
GOTO 329
ENDIF
ENDDO
329 CONTINUE
TMP_SUM=TOTAL_COST/dble(X)
TEMP_MAX_LOAD=dble(0)
DO i=1,OTHERS
IF(K50.EQ.0)THEN
X=int(BUF_SIZE/dble(NCB+1))-1
BANDE_K821=dble(X)*dble(NFRONT)
ELSE
A=dble(1)
B=dble(ACC+2)
C=-BUF_SIZE+dble(ACC+NELIM)
DELTA=(B*B)-(dble(4)*A*C)
X=int((-B+sqrt(DELTA))/(dble(2)*A))
IF(X.GT.NCB-ACC) X=NCB-ACC
BANDE_K821=dble(X)*dble(NELIM+ACC+X)
ENDIF
IF(HAVE_TYPE1_SON)THEN
IF(K50.EQ.0)THEN
X=int((BUF_SIZE-dble(NFRONT))/dble(NFRONT+1))
BANDE_K821=dble(X)*dble(NFRONT)
ELSE
A=dble(1)
B=dble(ACC+2+NELIM)
C=-BUF_SIZE+dble(ACC+NELIM)
DELTA=(B*B)-(dble(4)*A*C)
X=int((-B+sqrt(DELTA))/(dble(2)*A))
IF(X.GT.NCB-ACC) X=NCB-ACC
BANDE_K821=dble(X)*dble(NELIM+ACC+X)
ENDIF
ENDIF
MAX_MEM_ALLOW=BANDE_K821
IF(BDC_MD)THEN
MAX_MEM_ALLOW=min(BANDE_K821,
& min(MEM_SIZE_WEAK(i),MEM_SIZE_STRONG(i)))
MAX_MEM_ALLOW=max(dble(0),MAX_MEM_ALLOW)
ENDIF
IF(K50.EQ.0)THEN
KMAX=int(MAX_MEM_ALLOW/dble(NFRONT))
IF(TMP_SUM+TEMP(i).GT.MAX_LOAD)THEN
SOMME=MAX_LOAD-TEMP(i)
ELSE
SOMME=TMP_SUM
ENDIF
X=int(SOMME/
& (dble(NELIM)*dble(2*NFRONT-NELIM)))
IF(X.GT.KMAX)THEN
X=KMAX
ELSE
IF(X.LT.KMIN)THEN
X=min(KMIN,KMAX)
ENDIF
ENDIF
IF((ACC+X).GT.NCB) X=NCB-ACC
ENDIF
IF(K50.NE.0)THEN
A=dble(1)
B=dble(ACC+NELIM)
C=dble(-MAX_MEM_ALLOW)
DELTA=((B*B)-(dble(4)*A*C))
KMAX=int((-B+sqrt(DELTA))/(dble(2)*A))
A=dble(NELIM)
B=dble(NELIM)*dble(NELIM+2*ACC+1)
IF(TMP_SUM+TEMP(i).GT.MAX_LOAD)THEN
C=-(MAX_LOAD-TEMP(i))
ELSE
C=-TMP_SUM
ENDIF
DELTA=(B*B-(dble(4)*A*C))
X=int((-B+sqrt(DELTA))/(dble(2)*A))
IF(X.LT.0) THEN
WRITE(*,*)MYID,
& ': Internal error 14 in DMUMPS_518'
CALL MUMPS_ABORT()
ENDIF
IF(X.GE.KMAX)THEN
IF(KMAX.GT.KMIN)THEN
X=KMAX
ELSE
X=0
ENDIF
ELSE
IF(X.LE.min(KMIN,KMAX))THEN
IF(KMAX.LT.KMIN)THEN
X=0
ELSE
X=min(KMIN,KMAX)
ENDIF
ENDIF
ENDIF
IF((ACC+X).GT.NCB) X=NCB-ACC
ENDIF
TEMP_MAX_LOAD=max(TEMP_MAX_LOAD,TEMP(i))
NB_ROWS(i)=X
CHOSEN=CHOSEN+1
ACC=ACC+X
IF(ACC.EQ.NCB) GOTO 541
ENDDO
541 CONTINUE
IF(ACC.LT.NCB)THEN
IF(K50.EQ.0)THEN
ADDITIONNAL_ROWS=NCB-ACC
DO J=1,CHOSEN
AFFECTED=int(BUF_SIZE/dble(NCB+1))-1
BANDE_K821=dble(AFFECTED)*dble(NFRONT)
IF(HAVE_TYPE1_SON)THEN
AFFECTED=int((BUF_SIZE-dble(NFRONT))/
& dble(NFRONT+1))
BANDE_K821=dble(AFFECTED)*dble(NFRONT)
ENDIF
MAX_MEM_ALLOW=BANDE_K821
IF(BDC_MD)THEN
MAX_MEM_ALLOW=min(
& min(MEM_SIZE_WEAK(J),MEM_SIZE_STRONG(J)),
& dble(BANDE_K821))
MAX_MEM_ALLOW=max(dble(0),MAX_MEM_ALLOW)
ENDIF
KMAX=int(MAX_MEM_ALLOW/dble(NFRONT))
IF((NB_ROWS(J)).LT.KMAX)THEN
IF(ADDITIONNAL_ROWS.GT.(KMAX-NB_ROWS(J)))THEN
ADDITIONNAL_ROWS=ADDITIONNAL_ROWS-
& (KMAX-NB_ROWS(J))
NB_ROWS(J)=KMAX
ELSE
NB_ROWS(J)=NB_ROWS(J)+ADDITIONNAL_ROWS
ADDITIONNAL_ROWS=0
ENDIF
ENDIF
IF(ADDITIONNAL_ROWS.EQ.0)GOTO 889
ENDDO
X=int(ADDITIONNAL_ROWS/CHOSEN)
X=max(X,1)
DO J=1,CHOSEN
AFFECTED=int(BUF_SIZE/dble(NCB+1))-1
BANDE_K821=dble(AFFECTED)*dble(NFRONT)
IF(HAVE_TYPE1_SON)THEN
AFFECTED=int((BUF_SIZE-dble(NFRONT))/
& dble(NFRONT+1))
BANDE_K821=dble(AFFECTED)*dble(NFRONT)
ENDIF
MAX_MEM_ALLOW=BANDE_K821
IF(BDC_MD)THEN
MAX_MEM_ALLOW=min(BANDE_K821,
& MEM_SIZE_STRONG(J))
MAX_MEM_ALLOW=max(dble(0),MAX_MEM_ALLOW)
ENDIF
KMAX=int(MAX_MEM_ALLOW/dble(NFRONT))
IF((NB_ROWS(J)+X).GT.KMAX)THEN
ADDITIONNAL_ROWS=ADDITIONNAL_ROWS-
& (KMAX-NB_ROWS(J))
NB_ROWS(J)=KMAX
ELSE
ADDITIONNAL_ROWS=ADDITIONNAL_ROWS-X
NB_ROWS(J)=NB_ROWS(J)+X
ENDIF
IF(ADDITIONNAL_ROWS.EQ.0)GOTO 889
ENDDO
DO i=1,CHOSEN
X=int(BUF_SIZE/dble(NCB+1))-1
BANDE_K821=dble(X)*dble(NFRONT)
IF(HAVE_TYPE1_SON)THEN
X=int((BUF_SIZE-dble(NFRONT))/
& dble(NFRONT+1))
BANDE_K821=dble(X)*dble(NFRONT)
ENDIF
MAX_MEM_ALLOW=BANDE_K821
IF(BDC_MD)THEN
MAX_MEM_ALLOW=min(BANDE_K821,
& MEM_SIZE_STRONG(i))
MAX_MEM_ALLOW=max(dble(0),MAX_MEM_ALLOW)
ENDIF
KMAX=int(MAX_MEM_ALLOW/dble(NFRONT))
IF(KMAX-NB_ROWS(i).LT.ADDITIONNAL_ROWS)THEN
ADDITIONNAL_ROWS=ADDITIONNAL_ROWS-
& (KMAX-NB_ROWS(i))
NB_ROWS(i)=KMAX
ELSE
NB_ROWS(i)=NB_ROWS(i)+ADDITIONNAL_ROWS
ADDITIONNAL_ROWS=0
ENDIF
IF(ADDITIONNAL_ROWS.EQ.0)GOTO 889
ENDDO
DO i=1,NUMBER_OF_PROCS
IDWLOAD(i)=i
AFFECTED=int(BUF_SIZE/dble(NCB+1))-1
BANDE_K821=dble(AFFECTED)*dble(NFRONT)
IF(HAVE_TYPE1_SON)THEN
AFFECTED=int((BUF_SIZE-dble(NFRONT))/
& dble(NFRONT+1))
BANDE_K821=dble(AFFECTED)*dble(NFRONT)
ENDIF
WLOAD(i)=(BANDE_K821-(dble(NB_ROWS(i))*
& dble(NFRONT)))
ENDDO
CALL MUMPS_558(NUMBER_OF_PROCS, WLOAD,
& IDWLOAD)
NB_SAT=0
DO i=1,CHOSEN
X=int(ADDITIONNAL_ROWS/(CHOSEN-NB_SAT))
X=max(X,1)
AFFECTED=int(BUF_SIZE/dble(NCB+1))-1
BANDE_K821=dble(AFFECTED)*dble(NFRONT)
IF(HAVE_TYPE1_SON)THEN
AFFECTED=int((BUF_SIZE-dble(NFRONT))/
& dble(NFRONT+1))
BANDE_K821=dble(AFFECTED)*dble(NFRONT)
ENDIF
MAX_MEM_ALLOW=BANDE_K821
KMAX=int(MAX_MEM_ALLOW/dble(NFRONT))
IF(NB_ROWS(IDWLOAD(i)).LT.KMAX)THEN
IF((NB_ROWS(IDWLOAD(i))+X).LT.KMAX)THEN
NB_ROWS(IDWLOAD(i))=
& NB_ROWS(IDWLOAD(i))+X
ADDITIONNAL_ROWS=ADDITIONNAL_ROWS-X
ELSE
ADDITIONNAL_ROWS=ADDITIONNAL_ROWS-
& (KMAX-NB_ROWS(IDWLOAD(i)))
NB_ROWS(IDWLOAD(i))=KMAX
ENDIF
ENDIF
IF(NB_ROWS(IDWLOAD(i)).EQ.KMAX)THEN
NB_SAT=NB_SAT+1
ENDIF
IF(ADDITIONNAL_ROWS.EQ.0) GOTO 889
ENDDO
GOTO 994
ELSE
ACC=0
CHOSEN=0
DO i=1,OTHERS
A=dble(1)
B=dble(ACC+2)
C=-BUF_SIZE+dble(ACC+NELIM)
DELTA=(B*B)-(dble(4)*A*C)
X=int((-B+sqrt(DELTA))/(dble(2)*A))
IF(X.GT.NCB-ACC) X=NCB-ACC
BANDE_K821=dble(X)*dble(NELIM+ACC+X)
IF(HAVE_TYPE1_SON)THEN
A=dble(1)
B=dble(ACC+2+NELIM)
C=-BUF_SIZE+dble(ACC+NELIM)
DELTA=(B*B)-(dble(4)*A*C)
X=int((-B+sqrt(DELTA))/(dble(2)*A))
IF(X.GT.NCB-ACC) X=NCB-ACC
BANDE_K821=dble(X)*dble(NELIM+ACC+X)
ENDIF
MAX_MEM_ALLOW=BANDE_K821
IF(BDC_MD)THEN
MAX_MEM_ALLOW=min(BANDE_K821,
& MEM_SIZE_STRONG(i))
MAX_MEM_ALLOW=max(dble(0),MAX_MEM_ALLOW)
ENDIF
A=dble(1)
B=dble(ACC+NELIM)
C=dble(-MAX_MEM_ALLOW)
DELTA=((B*B)-(dble(4)*A*C))
KMAX=int((-B+sqrt(DELTA))/(dble(2)*A))
X=KMAX-NB_ROWS(i)
IF((ACC+NB_ROWS(i)+X).GT.NCB)
& X=NCB-(ACC+NB_ROWS(i))
NB_ROWS(i)=NB_ROWS(i)+X
ACC=ACC+NB_ROWS(i)
CHOSEN=CHOSEN+1
IF(NCB.EQ.ACC) GOTO 889
ENDDO
ADDITIONNAL_ROWS=NCB-ACC
ENDIF
993 CONTINUE
ACC=0
CHOSEN=0
DO i=1,OTHERS
A=dble(1)
B=dble(ACC+2)
C=-BUF_SIZE+dble(ACC+NELIM)
DELTA=(B*B)-(dble(4)*A*C)
X=int((-B+sqrt(DELTA))/(dble(2)*A))
IF(X.GT.NCB-ACC) X=NCB-ACC
BANDE_K821=dble(X)*dble(NELIM+ACC+X)
IF(HAVE_TYPE1_SON)THEN
A=dble(1)
B=dble(ACC+2+NELIM)
C=-BUF_SIZE+dble(ACC+NELIM)
DELTA=(B*B)-(dble(4)*A*C)
X=int((-B+sqrt(DELTA))/(dble(2)*A))
IF(X.GT.NCB-ACC) X=NCB-ACC
BANDE_K821=dble(X)*dble(NELIM+ACC+X)
ENDIF
MAX_MEM_ALLOW=BANDE_K821
A=dble(1)
B=dble(ACC+NELIM)
C=dble(-MAX_MEM_ALLOW)
DELTA=((B*B)-(dble(4)*A*C))
KMAX=int((-B+sqrt(DELTA))/(dble(2)*A))
X=KMAX-NB_ROWS(i)
IF((ACC+NB_ROWS(i)+X).GT.NCB)
& X=NCB-(ACC+NB_ROWS(i))
NB_ROWS(i)=NB_ROWS(i)+X
ACC=ACC+NB_ROWS(i)
CHOSEN=CHOSEN+1
IF(NCB.EQ.ACC) GOTO 889
ENDDO
ADDITIONNAL_ROWS=NCB-ACC
994 CONTINUE
X=int(dble(ADDITIONNAL_ROWS)/dble(OTHERS))
IF((X*OTHERS).LT.ADDITIONNAL_ROWS)THEN
X=X+1
ENDIF
DO i=1,OTHERS
NB_ROWS(i)=NB_ROWS(i)+X
ADDITIONNAL_ROWS=ADDITIONNAL_ROWS-X
IF(ADDITIONNAL_ROWS.LT.X)X=ADDITIONNAL_ROWS
ENDDO
CHOSEN=OTHERS
ENDIF
ENDIF
889 CONTINUE
MAX_LOAD=TEMP_MAX_LOAD
890 CONTINUE
J=CHOSEN
X=0
DO i=J,1,-1
IF(NB_ROWS(i).EQ.0)THEN
CHOSEN=CHOSEN-1
ELSE
IF(NB_ROWS(i).GT.0)THEN
X=1
ELSE
WRITE(*,*)MYID,
& ': Internal error 15 in DMUMPS_518'
CALL MUMPS_ABORT()
ENDIF
ENDIF
ENDDO
NSLAVES_NODE=CHOSEN
TAB_POS(NSLAVES_NODE+1)= NCB+1
TAB_POS(SLAVEF+2) = CHOSEN
POS=1
X=1
DO i=1,J
IF(NB_ROWS(i).NE.0)THEN
SLAVES_LIST(X)=TEMP_ID(i)
TAB_POS(X)=POS
POS=POS+NB_ROWS(i)
IF(NB_ROWS(i).LE.0)THEN
WRITE(*,*)MYID,
& ': Internal error 16 in DMUMPS_518'
CALL MUMPS_ABORT()
ENDIF
X=X+1
ENDIF
ENDDO
DO i=CHOSEN+1,NUMBER_OF_PROCS
SLAVES_LIST(i)=TEMP_ID(i)
ENDDO
IF(POS.NE.(NCB+1))THEN
WRITE(*,*)MYID,
& ': Internal error 17 in DMUMPS_518',
& POS,NCB+1
CALL MUMPS_ABORT()
ENDIF
END SUBROUTINE DMUMPS_518
SUBROUTINE DMUMPS_520
& (INODE,UPPER,SLAVEF,KEEP,KEEP8,
& STEP,POOL,LPOOL,PROCNODE,N)
IMPLICIT NONE
INTEGER INODE, LPOOL, SLAVEF, N
INTEGER KEEP(500)
INTEGER*8 KEEP8(150)
INTEGER STEP(KEEP(28)), POOL(LPOOL), PROCNODE(KEEP(28))
LOGICAL UPPER
INTEGER J
DOUBLE PRECISION MEM_COST
INTEGER NBINSUBTREE,i,NBTOP
EXTERNAL MUMPS_167, MUMPS_283, DMUMPS_508,
& MUMPS_170
LOGICAL MUMPS_167, MUMPS_283, DMUMPS_508,
& MUMPS_170
NBINSUBTREE = POOL(LPOOL)
NBTOP = POOL(LPOOL - 1)
IF(KEEP(47).LT.2)THEN
WRITE(*,*)'DMUMPS_520 must
& be called with K47>=2'
CALL MUMPS_ABORT()
ENDIF
IF((INODE.GT.0).AND.(INODE.LE.N))THEN
MEM_COST=DMUMPS_543(INODE)
IF((DM_MEM(MYID)+dble(MEM_COST)+ PEAK_SBTR_CUR_LOCAL-
& SBTR_CUR_LOCAL)
& .GT.MAX_PEAK_STK)THEN
DO i=NBTOP-1,1,-1
INODE = POOL( LPOOL - 2 - i)
MEM_COST=DMUMPS_543(INODE)
IF((INODE.LT.0).OR.(INODE.GT.N)) THEN
DO J=i+1,NBTOP,-1
POOL(J-1)=POOL(J)
ENDDO
UPPER=.TRUE.
RETURN
ENDIF
IF((DM_MEM(MYID)+dble(MEM_COST)+PEAK_SBTR_CUR_LOCAL-
& SBTR_CUR_LOCAL).LE.
& MAX_PEAK_STK) THEN
DO J=i+1,NBTOP,-1
POOL(J-1)=POOL(J)
ENDDO
UPPER=.TRUE.
RETURN
ENDIF
ENDDO
IF(NBINSUBTREE.NE.0)THEN
INODE = POOL( NBINSUBTREE )
IF(.NOT.MUMPS_170(STEP(INODE),
& PROCNODE,SLAVEF))THEN
WRITE(*,*)
& 'Internal error 1 in DMUMPS_520'
CALL MUMPS_ABORT()
ENDIF
UPPER=.FALSE.
RETURN
ENDIF
INODE=POOL(LPOOL-2-NBTOP)
UPPER=.TRUE.
RETURN
ENDIF
ENDIF
UPPER=.TRUE.
END SUBROUTINE DMUMPS_520
SUBROUTINE DMUMPS_513(WHAT)
IMPLICIT NONE
LOGICAL WHAT
IF(.NOT.BDC_POOL_MNG)THEN
WRITE(*,*)'DMUMPS_513
& should be called when K81>0 and K47>2'
ENDIF
IF(WHAT)THEN
PEAK_SBTR_CUR_LOCAL=PEAK_SBTR_CUR_LOCAL+
& dble(MEM_SUBTREE(INDICE_SBTR))
IF(.NOT.BDC_SBTR) INDICE_SBTR=INDICE_SBTR+1
ELSE
PEAK_SBTR_CUR_LOCAL=dble(0)
SBTR_CUR_LOCAL=dble(0)
ENDIF
END SUBROUTINE DMUMPS_513
DOUBLE PRECISION FUNCTION DMUMPS_543( INODE )
IMPLICIT NONE
INTEGER INODE,LEVEL,i,NELIM,NFR
DOUBLE PRECISION COST
EXTERNAL MUMPS_330
INTEGER MUMPS_330
i = INODE
NELIM = 0
10 CONTINUE
IF ( i > 0 ) THEN
NELIM = NELIM + 1
i = FILS_LOAD(i)
GOTO 10
ENDIF
NFR = ND_LOAD( STEP_LOAD(INODE) )
LEVEL = MUMPS_330( STEP_LOAD(INODE), PROCNODE_LOAD, NPROCS )
IF (LEVEL .EQ. 1) THEN
COST = dble(NFR) * dble(NFR)
ELSE
IF ( K50 == 0 ) THEN
COST = dble(NFR) * dble(NELIM)
ELSE
COST = dble(NELIM) * dble(NELIM)
ENDIF
ENDIF
DMUMPS_543=COST
RETURN
END FUNCTION DMUMPS_543
RECURSIVE SUBROUTINE DMUMPS_515(FLAG,COST,COMM)
USE DMUMPS_COMM_BUFFER
IMPLICIT NONE
INTEGER COMM,WHAT,IERR
LOGICAL FLAG
DOUBLE PRECISION COST
DOUBLE PRECISION TO_BE_SENT
EXTERNAL MUMPS_330
INTEGER MUMPS_330
IF(FLAG)THEN
WHAT=17
IF(BDC_M2_FLOPS)THEN
#if ! defined(OLD_LOAD_MECHANISM)
TO_BE_SENT=DELTA_LOAD-COST
DELTA_LOAD=dble(0)
#else
TO_BE_SENT=LAST_LOAD_SENT-COST
LAST_LOAD_SENT=LAST_LOAD_SENT-COST
#endif
ELSE IF(BDC_M2_MEM)THEN
IF(BDC_POOL.AND.(.NOT.BDC_MD))THEN
TO_BE_SENT=max(TMP_M2,POOL_LAST_COST_SENT)
POOL_LAST_COST_SENT=TO_BE_SENT
ELSE IF(BDC_MD)THEN
#if ! defined(OLD_LOAD_MECHANISM)
DELTA_MEM=DELTA_MEM+TMP_M2
TO_BE_SENT=DELTA_MEM
#else
TO_BE_SENT=DM_LAST_MEM_SENT+TMP_M2
DM_LAST_MEM_SENT=DM_LAST_MEM_SENT+TMP_M2
#endif
ELSE
TO_BE_SENT=dble(0)
ENDIF
ENDIF
ELSE
WHAT=6
TO_BE_SENT=dble(0)
ENDIF
111 CONTINUE
CALL DMUMPS_460( WHAT,
& COMM, NPROCS,
#if ! defined(OLD_LOAD_MECHANISM)
& FUTURE_NIV2,
#endif
& COST,
& TO_BE_SENT,
& MYID, IERR )
IF ( IERR == -1 )THEN
CALL DMUMPS_467(COMM_LD, KEEP_LOAD)
GOTO 111
ELSE IF ( IERR .NE. 0 ) THEN
WRITE(*,*) "Internal Error in DMUMPS_500",
& IERR
CALL MUMPS_ABORT()
ENDIF
RETURN
END SUBROUTINE DMUMPS_515
SUBROUTINE DMUMPS_512(INODE,STEP,NSTEPS,PROCNODE,FRERE,
& NE,COMM,SLAVEF,MYID,KEEP,KEEP8,N)
USE DMUMPS_COMM_BUFFER
IMPLICIT NONE
INTEGER INODE,NSTEPS,MYID,SLAVEF,COMM,N
INTEGER KEEP(500)
INTEGER*8 KEEP8(150)
INTEGER FRERE(NSTEPS),NE(NSTEPS),STEP(N),PROCNODE(NSTEPS)
EXTERNAL MUMPS_170,MUMPS_275
LOGICAL MUMPS_170
INTEGER i,NCB,NELIM
INTEGER MUMPS_275
INTEGER FATHER_NODE,FATHER,WHAT,IERR
EXTERNAL MUMPS_330
INTEGER MUMPS_330
DOUBLE PRECISION ID
IF((.NOT.BDC_M2_MEM).AND.(.NOT.BDC_M2_FLOPS))THEN
WRITE(*,*)MYID,': Problem in DMUMPS_512'
CALL MUMPS_ABORT()
ENDIF
IF((INODE.LT.0).OR.(INODE.GT.N)) THEN
RETURN
ENDIF
i=INODE
NELIM = 0
10 CONTINUE
IF ( i > 0 ) THEN
NELIM = NELIM + 1
i = FILS_LOAD(i)
GOTO 10
ENDIF
NCB=ND_LOAD(STEP_LOAD(INODE))-NELIM
WHAT=5
FATHER_NODE=DAD_LOAD(STEP_LOAD(INODE))
IF (FATHER_NODE.EQ.0) THEN
RETURN
ENDIF
IF((FRERE(STEP(FATHER_NODE)).EQ.0).AND.
& ((FATHER_NODE.EQ.KEEP(38)).OR.
& (FATHER_NODE.EQ.KEEP(20))))THEN
RETURN
ENDIF
IF(MUMPS_170(STEP(FATHER_NODE),
& PROCNODE,SLAVEF)) THEN
RETURN
ENDIF
FATHER=MUMPS_275(STEP(FATHER_NODE),PROCNODE,SLAVEF)
IF(FATHER.EQ.MYID)THEN
IF(BDC_M2_MEM)THEN
CALL PROCESS_NIV2_MEM_MSG(FATHER_NODE)
ELSEIF(BDC_M2_FLOPS)THEN
CALL PROCESS_NIV2_FLOPS_MSG(FATHER_NODE)
ENDIF
IF((KEEP(81).EQ.2).OR.(KEEP(81).EQ.3))THEN
IF(MUMPS_330(STEP_LOAD(INODE),
& PROCNODE_LOAD,NPROCS).EQ.1)THEN
CB_COST_ID(POS_ID)=INODE
CB_COST_ID(POS_ID+1)=1
CB_COST_ID(POS_ID+2)=POS_MEM
POS_ID=POS_ID+3
CB_COST_MEM(POS_MEM)=int(MYID,8)
POS_MEM=POS_MEM+1
CB_COST_MEM(POS_MEM)=int(NCB,8)*int(NCB,8)
POS_MEM=POS_MEM+1
ENDIF
ENDIF
GOTO 666
ENDIF
111 CONTINUE
CALL DMUMPS_519(WHAT, COMM, NPROCS,
& FATHER_NODE,INODE,NCB, KEEP(81),MYID,
& FATHER, IERR)
IF (IERR == -1 ) THEN
CALL DMUMPS_467(COMM, KEEP)
GOTO 111
ELSE IF ( IERR .NE. 0 ) THEN
WRITE(*,*) "Internal Error in DMUMPS_512",
& IERR
CALL MUMPS_ABORT()
ENDIF
666 CONTINUE
END SUBROUTINE DMUMPS_512
SUBROUTINE DMUMPS_514(INODE,NUM_CALL)
IMPLICIT NONE
DOUBLE PRECISION MAXI
INTEGER i,J,IND_MAXI
INTEGER INODE,NUM_CALL
DOUBLE PRECISION MAX_ALL_M2
IF(BDC_M2_MEM)THEN
IF(((NUM_CALL.EQ.1).AND.(BDC_MD)).OR.
& ((NUM_CALL.EQ.2).AND.(.NOT.BDC_MD)))THEN
RETURN
ENDIF
ENDIF
IF((FRERE_LOAD(STEP_LOAD(INODE)).EQ.0).AND.
& ((INODE.EQ.KEEP_LOAD(38)).OR.
& (INODE.EQ.KEEP_LOAD(20)))) THEN
RETURN
ENDIF
DO i=POOL_SIZE,1,-1
IF(POOL_NIV2(i).EQ.INODE) GOTO 666
ENDDO
NB_SON(STEP_LOAD(INODE))=-1
RETURN
666 CONTINUE
IF(BDC_M2_MEM)THEN
IF(POOL_NIV2_COST(i).EQ.MAX_M2)THEN
TMP_M2=MAX_M2
MAXI=dble(0)
IND_MAXI=-9999
DO J=POOL_SIZE,1,-1
IF(J.NE.i) THEN
IF(POOL_NIV2_COST(J).GT.MAXI)THEN
MAXI=POOL_NIV2_COST(J)
IND_MAXI=J
ENDIF
ENDIF
ENDDO
MAX_M2=MAXI
J=IND_MAXI
REMOVE_NODE_FLAG_MEM=.TRUE.
REMOVE_NODE_COST_MEM=TMP_M2
CALL DMUMPS_515(REMOVE_NODE_FLAG,MAX_M2,COMM_LD)
NIV2(MYID+1)=MAX_M2
ENDIF
ELSEIF(BDC_M2_FLOPS)THEN
REMOVE_NODE_COST=POOL_NIV2_COST(i)
REMOVE_NODE_FLAG=.TRUE.
CALL DMUMPS_515(REMOVE_NODE_FLAG,
& -POOL_NIV2_COST(i),COMM_LD)
NIV2(MYID+1)=NIV2(MYID+1)-POOL_NIV2_COST(i)
ENDIF
DO J=i+1,POOL_SIZE
POOL_NIV2(J-1)=POOL_NIV2(J)
POOL_NIV2_COST(J-1)=POOL_NIV2_COST(J)
ENDDO
POOL_SIZE=POOL_SIZE-1
END SUBROUTINE DMUMPS_514
RECURSIVE SUBROUTINE PROCESS_NIV2_MEM_MSG(INODE)
IMPLICIT NONE
INTEGER INODE
EXTERNAL MUMPS_330
INTEGER MUMPS_330
INTEGER NBTOP, i
IF((INODE.EQ.KEEP_LOAD(20)).OR.
& (INODE.EQ.KEEP_LOAD(38)))THEN
RETURN
ENDIF
IF(NB_SON(STEP_LOAD(INODE)).EQ.-1)THEN
RETURN
ELSE
IF(NB_SON(STEP_LOAD(INODE)).LT.0)THEN
WRITE(*,*)
& 'Internal error 1 in PROCESS_NIV2_MEM_MSG'
CALL MUMPS_ABORT()
ENDIF
ENDIF
NB_SON(STEP_LOAD(INODE))=
& NB_SON(STEP_LOAD(INODE))-1
IF(NB_SON(STEP_LOAD(INODE)).EQ.0)THEN
POOL_NIV2(POOL_SIZE+1)=INODE
POOL_NIV2_COST(POOL_SIZE+1)=
& DMUMPS_543(INODE)
POOL_SIZE=POOL_SIZE+1
IF(POOL_NIV2_COST(POOL_SIZE).GT.MAX_M2)THEN
MAX_M2=POOL_NIV2_COST(POOL_SIZE)
ID_MAX_M2=POOL_NIV2(POOL_SIZE)
CALL DMUMPS_515(REMOVE_NODE_FLAG_MEM,MAX_M2,COMM_LD)
NIV2(1+MYID)=MAX_M2
ENDIF
ENDIF
RETURN
END SUBROUTINE PROCESS_NIV2_MEM_MSG
RECURSIVE SUBROUTINE PROCESS_NIV2_FLOPS_MSG(INODE)
IMPLICIT NONE
INTEGER INODE
EXTERNAL MUMPS_330
INTEGER MUMPS_330
IF((INODE.EQ.KEEP_LOAD(20)).OR.
& (INODE.EQ.KEEP_LOAD(38)))THEN
RETURN
ENDIF
IF(NB_SON(STEP_LOAD(INODE)).EQ.-1)THEN
RETURN
ELSE
IF(NB_SON(STEP_LOAD(INODE)).LT.0)THEN
WRITE(*,*)
& 'Internal error 1 in PROCESS_NIV2_FLOPS_MSG'
CALL MUMPS_ABORT()
ENDIF
ENDIF
NB_SON(STEP_LOAD(INODE))=
& NB_SON(STEP_LOAD(INODE))-1
IF(NB_SON(STEP_LOAD(INODE)).EQ.0)THEN
POOL_NIV2(POOL_SIZE+1)=INODE
POOL_NIV2_COST(POOL_SIZE+1)=
& DMUMPS_542(INODE)
POOL_SIZE=POOL_SIZE+1
MAX_M2=POOL_NIV2_COST(POOL_SIZE)
ID_MAX_M2=POOL_NIV2(POOL_SIZE)
CALL DMUMPS_515(REMOVE_NODE_FLAG,
& POOL_NIV2_COST(POOL_SIZE),
& COMM_LD)
NIV2(MYID+1)=POOL_NIV2_COST(POOL_SIZE)+NIV2(MYID+1)
ENDIF
RETURN
END SUBROUTINE PROCESS_NIV2_FLOPS_MSG
DOUBLE PRECISION FUNCTION DMUMPS_542(INODE)
INTEGER INODE
INTEGER NFRONT,NELIM,i,LEVEL
EXTERNAL MUMPS_330
INTEGER MUMPS_330
DOUBLE PRECISION COST
i = INODE
NELIM = 0
10 CONTINUE
IF ( i > 0 ) THEN
NELIM = NELIM + 1
i = FILS_LOAD(i)
GOTO 10
ENDIF
NFRONT = ND_LOAD( STEP_LOAD(INODE) )
LEVEL = MUMPS_330( STEP_LOAD(INODE), PROCNODE_LOAD, NPROCS )
COST=dble(0)
CALL MUMPS_511(NFRONT,NELIM,NELIM,
& KEEP_LOAD(50),LEVEL,COST)
DMUMPS_542=COST
RETURN
END FUNCTION DMUMPS_542
INTEGER FUNCTION DMUMPS_541( INODE )
IMPLICIT NONE
INTEGER INODE,NELIM,NFR,SON,IN,i
INTEGER COST_CB
EXTERNAL MUMPS_330
INTEGER MUMPS_330
COST_CB=0
i = INODE
10 CONTINUE
IF ( i > 0 ) THEN
i = FILS_LOAD(i)
GOTO 10
ENDIF
SON=-i
DO i=1, NE_LOAD(STEP_LOAD(INODE))
NFR = ND_LOAD( STEP_LOAD(SON) )
IN=SON
NELIM = 0
20 CONTINUE
IF ( IN > 0 ) THEN
NELIM = NELIM + 1
IN = FILS_LOAD(IN)
GOTO 20
ENDIF
COST_CB=COST_CB+((NFR-NELIM)*(NFR-NELIM))
SON=FRERE_LOAD(STEP_LOAD(SON))
ENDDO
DMUMPS_541=COST_CB
RETURN
END FUNCTION DMUMPS_541
SUBROUTINE DMUMPS_533(SLAVEF,NMB_OF_CAND,
& TAB_POS, NASS, KEEP,KEEP8, LIST_SLAVES,
& NSLAVES,INODE)
USE DMUMPS_COMM_BUFFER
IMPLICIT NONE
INTEGER, INTENT (IN) :: SLAVEF, NASS, NSLAVES
INTEGER, INTENT (IN) :: TAB_POS(SLAVEF+2)
INTEGER, intent(in) :: NMB_OF_CAND
INTEGER, INTENT (IN) :: LIST_SLAVES( NMB_OF_CAND )
INTEGER KEEP(500),INODE,NELIM
INTEGER*8 KEEP8(150)
INTEGER allocok
DOUBLE PRECISION MEM_COST,FCT_COST
DOUBLE PRECISION, DIMENSION(:),ALLOCATABLE ::EMPTY_ARRAY,
& DELTA_MD,EMPTY_ARRAY2
INTEGER, DIMENSION(:),ALLOCATABLE ::PROCS
INTEGER NBROWS_SLAVE,i,WHAT,IERR,NFRONT,NPROCS_LOC
LOGICAL FORCE_CAND
MEM_COST=dble(0)
FCT_COST=dble(0)
IF ( KEEP(24) == 0 .OR. KEEP(24) == 1 ) THEN
FORCE_CAND = .FALSE.
NPROCS_LOC=SLAVEF-1
ELSE
FORCE_CAND = (mod(KEEP(24),2).eq.0)
NPROCS_LOC=NMB_OF_CAND
END IF
IF(FORCE_CAND)THEN
CALL DMUMPS_540(INODE,FCT_COST,
& MEM_COST,NPROCS_LOC,NASS)
ELSE
CALL DMUMPS_540(INODE,FCT_COST,
& MEM_COST,SLAVEF-1,NASS)
ENDIF
DO i=1,SLAVEF
IDWLOAD(i)=i-1
ENDDO
ALLOCATE(EMPTY_ARRAY(NPROCS_LOC),DELTA_MD(NPROCS_LOC),
& EMPTY_ARRAY2(NPROCS_LOC),
& stat=allocok)
#if ! defined (DELTA_MD_STK)
DO i = 1, NSLAVES
NBROWS_SLAVE = TAB_POS(i+1) - TAB_POS(i)
DELTA_MD( i ) = FCT_COST - dble(NBROWS_SLAVE)*
& dble(NASS)
END DO
#else
NFRONT=ND_LOAD(STEP_LOAD(INODE))
DO i = 1, NSLAVES
NBROWS_SLAVE = TAB_POS(i+1) - TAB_POS(i)
IF ( KEEP(50) == 0 ) THEN
DELTA_MD( i ) = FCT_COST - dble(NBROWS_SLAVE)*
& dble(NFRONT)
ELSE
DELTA_MD ( i ) = FCT_COST - dble(NBROWS_SLAVE) *
& dble( NASS + TAB_POS(i+1) - 1 )
END IF
END DO
#endif
IF(FORCE_CAND)THEN
DO i=NSLAVES+1,NPROCS_LOC
DELTA_MD( i ) = FCT_COST
ENDDO
ELSE
DO i=NSLAVES+1,SLAVEF-1
DELTA_MD( i ) = FCT_COST
ENDDO
ENDIF
WHAT=7
111 CONTINUE
CALL DMUMPS_524(.FALSE., COMM_LD, MYID, SLAVEF,
#if ! defined(OLD_LOAD_MECHANISM)
& FUTURE_NIV2,
#endif
& NPROCS_LOC, LIST_SLAVES,0,
& EMPTY_ARRAY,
& DELTA_MD,EMPTY_ARRAY2,WHAT, IERR)
IF ( IERR == -1 ) THEN
CALL DMUMPS_467(COMM_LD, KEEP)
GOTO 111
ELSE IF ( IERR .NE. 0 ) THEN
WRITE(*,*) "Internal Error in DMUMPS_533",
& IERR
CALL MUMPS_ABORT()
ENDIF
#if ! defined(OLD_LOAD_MECHANISM)
IF (FUTURE_NIV2(MYID+1) .NE. 0) THEN
#endif
DO i = 1, NSLAVES
MD_MEM(LIST_SLAVES(i))=MD_MEM(LIST_SLAVES(i))+
& int(DELTA_MD( i ),8)
#if ! defined(OLD_LOAD_MECHANISM)
IF(FUTURE_NIV2(LIST_SLAVES(i)+1).EQ.0)THEN
MD_MEM(LIST_SLAVES(i))=999999999_8
ENDIF
#endif
ENDDO
#if ! defined(OLD_LOAD_MECHANISM)
ENDIF
#endif
DEALLOCATE(EMPTY_ARRAY)
DEALLOCATE(DELTA_MD)
END SUBROUTINE DMUMPS_533
SUBROUTINE DMUMPS_540(INODE,FCT_COST,
& MEM_COST,NSLAVES,NELIM)
IMPLICIT NONE
INTEGER INODE,NSLAVES,NFR,NELIM,IN
DOUBLE PRECISION MEM_COST,FCT_COST
NFR=ND_LOAD(STEP_LOAD(INODE))
IN = INODE
FCT_COST=dble(int(dble(NFR-NELIM)/dble(NSLAVES))+1)*
& dble(NELIM)
MEM_COST=dble(int(dble(NFR-NELIM)/dble(NSLAVES))+1)*
& dble(NFR)
END SUBROUTINE DMUMPS_540
SUBROUTINE CLEAN_POOL_MEM_INFO(INODE)
IMPLICIT NONE
INTEGER INODE
INTEGER i,J,SON,NSLAVES_TEMP,POS_TEMP,K
INTEGER MUMPS_275
EXTERNAL MUMPS_275
IF((INODE.LT.0).OR.(INODE.GT.N_LOAD))THEN
RETURN
ENDIF
IF(POS_ID.GT.1)THEN
i=INODE
10 CONTINUE
IF ( i > 0 ) THEN
i = FILS_LOAD(i)
GOTO 10
ENDIF
SON=-i
IF(POS_ID.LT.NE_LOAD(STEP_LOAD(INODE))*3)THEN
i=1
ENDIF
DO i=1, NE_LOAD(STEP_LOAD(INODE))
J=1
DO WHILE (J.LT.POS_ID)
IF(CB_COST_ID(J).EQ.SON)GOTO 295
J=J+3
ENDDO
295 CONTINUE
IF(J.GE.POS_ID)THEN
IF(MUMPS_275(
& STEP_LOAD(INODE),PROCNODE_LOAD,NPROCS).EQ.MYID)THEN
IF(INODE.EQ.KEEP_LOAD(38))THEN
GOTO 666
#if ! defined(OLD_LOAD_MECHANISM)
ELSE
IF(FUTURE_NIV2(MYID+1).NE.0)THEN
WRITE(*,*)MYID,': i did not find ',SON
CALL MUMPS_ABORT()
ENDIF
GOTO 666
#endif
ENDIF
ELSE
GOTO 666
ENDIF
ENDIF
NSLAVES_TEMP=CB_COST_ID(J+1)
POS_TEMP=CB_COST_ID(J+2)
DO K=J,POS_ID-1
CB_COST_ID(K)=CB_COST_ID(K+3)
ENDDO
K=POS_TEMP
DO WHILE (K.LE.POS_MEM-1)
CB_COST_MEM(K)=CB_COST_MEM(K+2*NSLAVES_TEMP)
K=K+1
ENDDO
POS_MEM=POS_MEM-2*NSLAVES_TEMP
POS_ID=POS_ID-3
IF((POS_MEM.LT.1).OR.(POS_ID.LT.1))THEN
WRITE(*,*)MYID,': negative pos_mem or pos_id'
CALL MUMPS_ABORT()
ENDIF
666 CONTINUE
SON=FRERE_LOAD(STEP_LOAD(SON))
ENDDO
ENDIF
END SUBROUTINE CLEAN_POOL_MEM_INFO
SUBROUTINE CHECK_MEM_CONST_FOR_POOL(FLAG)
IMPLICIT NONE
LOGICAL FLAG
INTEGER i
DOUBLE PRECISION MEM
FLAG=.FALSE.
DO i=0,NPROCS-1
MEM=DM_MEM(i)+LU_USAGE(i)
IF(BDC_SBTR)THEN
MEM=MEM+SBTR_MEM(i)-SBTR_CUR(i)
ENDIF
IF((MEM/dble(TAB_MAXS(i))).GT.0.8d0)THEN
FLAG=.TRUE.
GOTO 666
ENDIF
ENDDO
666 CONTINUE
END SUBROUTINE CHECK_MEM_CONST_FOR_POOL
SUBROUTINE DMUMPS_554(NBINSUBTREE,INSUBTREE,NBTOP,
& MIN_COST,SBTR)
IMPLICIT NONE
INTEGER NBINSUBTREE,INSUBTREE,NBTOP
DOUBLE PRECISION MIN_COST
LOGICAL SBTR
INTEGER i
DOUBLE PRECISION TMP_COST,TMP_MIN
TMP_MIN=huge(TMP_MIN)
DO i=0,NPROCS-1
IF(i.NE.MYID)THEN
IF(BDC_SBTR)THEN
TMP_MIN=min(TMP_MIN,dble(TAB_MAXS(i))-(DM_MEM(i)+
& LU_USAGE(i))-(SBTR_MEM(i)-SBTR_CUR(i)))
ELSE
TMP_MIN=min(TMP_MIN,dble(TAB_MAXS(i))-
& (DM_MEM(i)+LU_USAGE(i)))
ENDIF
ENDIF
ENDDO
IF(NBINSUBTREE.GT.0)THEN
IF(INSUBTREE.EQ.1)THEN
TMP_COST=dble(TAB_MAXS(MYID))-(DM_MEM(MYID)+
& LU_USAGE(MYID))
& -(SBTR_MEM(MYID)-SBTR_CUR(MYID))
ELSE
SBTR=.FALSE.
GOTO 777
ENDIF
ENDIF
TMP_MIN=min(TMP_COST,TMP_MIN)
IF(TMP_MIN.GT.MIN_COST) SBTR=.TRUE.
777 CONTINUE
END SUBROUTINE DMUMPS_554
SUBROUTINE COMPUTE_MAX_MEM(INODE,MAX_MEM,PROC)
IMPLICIT NONE
INTEGER INODE,PROC
INTEGER i,POS,NSLAVES,SLAVE,NCAND,J,NELIM,NCB,NFRONT,SON,K
INTEGER allocok
EXTERNAL MUMPS_330
INTEGER MUMPS_330
DOUBLE PRECISION MAX_MEM,TMP
DOUBLE PRECISION, DIMENSION(:), ALLOCATABLE :: MEM_ON_PROCS,
& RECV_BUF
LOGICAL, DIMENSION(:), ALLOCATABLE :: CONCERNED
DOUBLE PRECISION MAX_SENT_MSG
IF((FRERE_LOAD(STEP_LOAD(INODE)).EQ.0)
& .AND.(INODE.EQ.KEEP_LOAD(38)))THEN
RETURN
ENDIF
#if defined(NOT_ATM_POOL_SPECIAL)
IF((INODE.LT.0).OR.(INODE.GT.N_LOAD))THEN
MAX_MEM=huge(MAX_MEM)
DO i=0,NPROCS-1
TMP=dble(TAB_MAXS(i))-(DM_MEM(i)+LU_USAGE(i))
IF(BDC_SBTR)THEN
TMP=TMP-(SBTR_MEM(i)-SBTR_CUR(i))
ENDIF
MAX_MEM=min(MAX_MEM,TMP)
ENDDO
RETURN
ENDIF
#endif
ALLOCATE( MEM_ON_PROCS(0:NPROCS-1), stat=allocok)
IF ( allocok > 0 ) THEN
WRITE(*,*) 'PB allocation in COMPUTE_MAX_MEM'
CALL MUMPS_ABORT()
ENDIF
ALLOCATE( CONCERNED(0:NPROCS-1), stat=allocok)
IF ( allocok > 0 ) THEN
WRITE(*,*) 'PB allocation in COMPUTE_MAX_MEM'
CALL MUMPS_ABORT()
ENDIF
ALLOCATE( RECV_BUF(0:NPROCS-1), stat=allocok)
IF ( allocok > 0 ) THEN
WRITE(*,*) 'PB allocation in COMPUTE_MAX_MEM'
CALL MUMPS_ABORT()
ENDIF
RECV_BUF=dble(0)
MAX_SENT_MSG=dble(0)
i = INODE
NELIM = 0
10 CONTINUE
IF ( i > 0 ) THEN
NELIM = NELIM + 1
i = FILS_LOAD(i)
GOTO 10
ENDIF
SON=-i
NFRONT=ND_LOAD(STEP_LOAD(INODE))
NCB=NFRONT-NELIM
IF(MUMPS_330(STEP_LOAD(INODE)
& ,PROCNODE_LOAD,NPROCS).EQ.2)THEN
NCAND=CAND_LOAD(NPROCS+1, STEP_TO_NIV2_LOAD(STEP_LOAD(INODE)))
ENDIF
DO i=0,NPROCS-1
IF(i.EQ.MYID)THEN
MEM_ON_PROCS(i)=dble(TAB_MAXS(i))-(DM_MEM(i)+
& LU_USAGE(i)+
& DMUMPS_543(INODE))
IF(BDC_SBTR)THEN
MEM_ON_PROCS(i)=MEM_ON_PROCS(i)-(SBTR_MEM(i)-SBTR_CUR(i))
ENDIF
CONCERNED(i)=.TRUE.
ELSE
MEM_ON_PROCS(i)=dble(TAB_MAXS(i))-(DM_MEM(i)+LU_USAGE(i))
IF(BDC_SBTR)THEN
MEM_ON_PROCS(i)=MEM_ON_PROCS(i)-(SBTR_MEM(i)-SBTR_CUR(i))
ENDIF
IF(BDC_M2_MEM)THEN
MEM_ON_PROCS(i)=MEM_ON_PROCS(i)-NIV2(i+1)
ENDIF
ENDIF
IF(MUMPS_330(STEP_LOAD(INODE)
& ,PROCNODE_LOAD,NPROCS).EQ.2)THEN
IF(BDC_MD.AND.(KEEP_LOAD(48).EQ.5))THEN
DO J=1,NCAND
IF(CAND_LOAD(J, STEP_TO_NIV2_LOAD(STEP_LOAD(INODE)))
& .EQ.i)THEN
MEM_ON_PROCS(i)=MEM_ON_PROCS(i)-
& ((dble(NFRONT)*dble(NCB))/dble(NCAND))
CONCERNED(i)=.TRUE.
GOTO 666
ENDIF
ENDDO
ENDIF
ENDIF
666 CONTINUE
ENDDO
DO K=1, NE_LOAD(STEP_LOAD(INODE))
i=1
DO WHILE (i.LE.POS_ID)
IF(CB_COST_ID(i).EQ.SON)GOTO 295
i=i+3
ENDDO
295 CONTINUE
IF(i.GE.POS_ID)THEN
#if ! defined(OLD_LOAD_MECHANISM)
IF(FUTURE_NIV2(MYID+1).NE.0)THEN
WRITE(*,*)MYID,': ',SON,'has not been found
& in COMPUTE_MAX_MEM'
CALL MUMPS_ABORT()
ENDIF
#endif
GOTO 777
ENDIF
NSLAVES=CB_COST_ID(i+1)
POS=CB_COST_ID(i+2)
DO i=1,NSLAVES
SLAVE=int(CB_COST_MEM(POS))
IF(.NOT.CONCERNED(SLAVE))THEN
MEM_ON_PROCS(SLAVE)=MEM_ON_PROCS(SLAVE)+
& dble(CB_COST_MEM(POS+1))
ENDIF
DO J=0,NPROCS-1
IF(CONCERNED(J))THEN
IF(SLAVE.NE.J)THEN
RECV_BUF(J)=max(RECV_BUF(J),
& dble(CB_COST_MEM(POS+1)))
ENDIF
ENDIF
ENDDO
POS=POS+2
ENDDO
777 CONTINUE
SON=FRERE_LOAD(STEP_LOAD(SON))
ENDDO
MAX_MEM=huge(MAX_MEM)
WRITE(*,*)'NPROCS=',NPROCS,MAX_MEM
DO i=0,NPROCS-1
IF(MAX_MEM.GT.MEM_ON_PROCS(i))THEN
PROC=i
ENDIF
MAX_MEM=min(MEM_ON_PROCS(i),MAX_MEM)
ENDDO
DEALLOCATE(MEM_ON_PROCS)
DEALLOCATE(CONCERNED)
DEALLOCATE(RECV_BUF)
END SUBROUTINE COMPUTE_MAX_MEM
SUBROUTINE DMUMPS_553(MIN_PROC,POOL,
& LPOOL,INODE)
IMPLICIT NONE
INTEGER INODE,LPOOL,MIN_PROC
INTEGER POOL(LPOOL)
EXTERNAL MUMPS_275
INTEGER MUMPS_275
INTEGER i,NBTOP,INSUBTREE,NBINSUBTREE,NODE,FATHER,SON,J
INTEGER FIRST_LEAF,SBTR_NB_LEAF,POS,K,allocok,L
INTEGER, ALLOCATABLE, DIMENSION (:) :: TMP_SBTR
NBINSUBTREE = POOL(LPOOL)
NBTOP = POOL(LPOOL - 1)
INSUBTREE = POOL(LPOOL - 2)
IF((KEEP_LOAD(47).EQ.4).AND.
& ((NBINSUBTREE.NE.0)))THEN
DO J=INDICE_SBTR,NB_SUBTREES
NODE=MY_ROOT_SBTR(J)
FATHER=DAD_LOAD(STEP_LOAD(NODE))
i=FATHER
110 CONTINUE
IF ( i > 0 ) THEN
i = FILS_LOAD(i)
GOTO 110
ENDIF
SON=-i
i=SON
120 CONTINUE
IF ( i > 0 ) THEN
IF(MUMPS_275(STEP_LOAD(i),PROCNODE_LOAD,NPROCS).EQ.
& MIN_PROC)THEN
SBTR_NB_LEAF=MY_NB_LEAF(J)
POS=SBTR_FIRST_POS_IN_POOL(J)
IF(POOL(POS+SBTR_NB_LEAF).NE.MY_FIRST_LEAF(J))THEN
WRITE(*,*)MYID,': The first leaf is not ok'
CALL MUMPS_ABORT()
ENDIF
ALLOCATE (TMP_SBTR(SBTR_NB_LEAF), stat=allocok)
IF (allocok > 0 ) THEN
WRITE(*,*)MYID,': Not enough space
& for allocation'
CALL MUMPS_ABORT()
ENDIF
POS=SBTR_FIRST_POS_IN_POOL(J)
DO K=1,SBTR_NB_LEAF
TMP_SBTR(K)=POOL(POS+K-1)
ENDDO
DO K=POS+1,NBINSUBTREE-SBTR_NB_LEAF
POOL(K)=POOL(K+SBTR_NB_LEAF)
ENDDO
POS=1
DO K=NBINSUBTREE-SBTR_NB_LEAF+1,NBINSUBTREE
POOL(K)=TMP_SBTR(POS)
POS=POS+1
ENDDO
DO K=INDICE_SBTR,J
SBTR_FIRST_POS_IN_POOL(K)=SBTR_FIRST_POS_IN_POOL(K)
& -SBTR_FIRST_POS_IN_POOL(J)
ENDDO
SBTR_FIRST_POS_IN_POOL(J)=NBINSUBTREE-SBTR_NB_LEAF
POS=MY_FIRST_LEAF(J)
L=MY_NB_LEAF(J)
DO K=INDICE_SBTR,J
MY_FIRST_LEAF(J)=MY_FIRST_LEAF(J+1)
MY_NB_LEAF(J)=MY_NB_LEAF(J+1)
ENDDO
MY_FIRST_LEAF(INDICE_SBTR)=POS
MY_NB_LEAF(INDICE_SBTR)=L
INODE=POOL(NBINSUBTREE)
DEALLOCATE(TMP_SBTR)
RETURN
ENDIF
i = FRERE_LOAD(STEP_LOAD(i))
GOTO 120
ENDIF
ENDDO
ENDIF
DO J=NBTOP,1,-1
#if defined(NOT_ATM_POOL_SPECIAL)
IF ( POOL(LPOOL-2-J) < 0 ) THEN
NODE=-POOL(LPOOL-2-J)
ELSE IF ( POOL(LPOOL-2-J) > N_LOAD ) THEN
NODE = POOL(LPOOL-2-J) - N_LOAD
ELSE
NODE = POOL(LPOOL-2-J)
ENDIF
#else
NODE=POOL(LPOOL-2-J)
#endif
FATHER=DAD_LOAD(STEP_LOAD(NODE))
i=FATHER
11 CONTINUE
IF ( i > 0 ) THEN
i = FILS_LOAD(i)
GOTO 11
ENDIF
SON=-i
i=SON
12 CONTINUE
IF ( i > 0 ) THEN
IF(MUMPS_275(STEP_LOAD(i),PROCNODE_LOAD,NPROCS).EQ.
& MIN_PROC)THEN
INODE=NODE
RETURN
ENDIF
i = FRERE_LOAD(STEP_LOAD(i))
GOTO 12
ENDIF
ENDDO
END SUBROUTINE DMUMPS_553
SUBROUTINE DMUMPS_555(POOL, LPOOL,KEEP,KEEP8)
IMPLICIT NONE
INTEGER LPOOL,POOL(LPOOL),KEEP(500)
INTEGER*8 KEEP8(150)
INTEGER i,POS
EXTERNAL MUMPS_283
LOGICAL MUMPS_283
IF(.NOT.BDC_SBTR) RETURN
POS=0
DO i=NB_SUBTREES,1,-1
DO WHILE(MUMPS_283(STEP_LOAD(POOL(POS+1)),
& PROCNODE_LOAD,NPROCS))
POS=POS+1
ENDDO
SBTR_FIRST_POS_IN_POOL(i)=POS+1
POS=POS+MY_NB_LEAF(i)
ENDDO
END SUBROUTINE DMUMPS_555
END MODULE DMUMPS_LOAD
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