1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
|
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML3.2 EN">
<HTML>
<HEAD> <link rel="canonical" href="http://www.mcs.anl.gov/petsc/petsc-current/docs/manualpages/Mat/MatInfo.html" />
<META NAME="GENERATOR" CONTENT="DOCTEXT">
<TITLE>MatInfo</TITLE>
</HEAD>
<BODY BGCOLOR="FFFFFF">
<div id="version" align=right><b>petsc-3.4.2 2013-07-02</b></div>
<A NAME="MatInfo"><H1>MatInfo</H1></A>
Context of matrix information, used with <A HREF="../Mat/MatGetInfo.html#MatGetInfo">MatGetInfo</A>()
<H3><FONT COLOR="#CC3333">Synopsis</FONT></H3>
<PRE>
typedef struct {
PetscLogDouble block_size; /* block size */
PetscLogDouble nz_allocated,nz_used,nz_unneeded; /* number of nonzeros */
PetscLogDouble memory; /* memory allocated */
PetscLogDouble assemblies; /* number of matrix assemblies called */
PetscLogDouble mallocs; /* number of mallocs during MatSetValues() */
PetscLogDouble fill_ratio_given,fill_ratio_needed; /* fill ratio for LU/ILU */
PetscLogDouble factor_mallocs; /* number of mallocs during factorization */
} MatInfo;
</PRE>
In Fortran this is simply a double precision array of dimension MAT_INFO_SIZE
<P>
<P>
<P>
<H3><FONT COLOR="#CC3333">See Also</FONT></H3>
<A HREF="../Mat/MatGetInfo.html#MatGetInfo">MatGetInfo</A>(), <A HREF="../Mat/MatInfoType.html#MatInfoType">MatInfoType</A>
<BR><P><B><P><B><FONT COLOR="#CC3333">Level:</FONT></B>intermediate
<BR><FONT COLOR="#CC3333">Location:</FONT></B><A HREF="../../../src/mat/../../include/petscmat.h.html#MatInfo">src/mat/../../include/petscmat.h</A>
<BR><A HREF="./index.html">Index of all Mat routines</A>
<BR><A HREF="../../index.html">Table of Contents for all manual pages</A>
<BR><A HREF="../singleindex.html">Index of all manual pages</A>
</BODY></HTML>
|
