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# See the file LICENSE for redistribution information.
#
# Copyright (c) 2005, 2013 Oracle and/or its affiliates. All rights reserved.
#
# $Id$
#
# TEST test117
# TEST Test database compaction with requested fill percent.
# TEST
# TEST Populate a database. Remove a high proportion of entries.
# TEST Dump and save contents. Compact the database, requesting
# TEST fill percentages starting at 10% and working our way up to
# TEST 100. On each cycle, make sure we still have the same contents.
# TEST
# TEST Unlike the other compaction tests, this one does not
# TEST use -freespace.
proc test117 { method {nentries 10000} {tnum "117"} args } {
source ./include.tcl
# Compaction using a requested fill percentage is
# an option for btree and recno databases only.
if { [is_hash $method] == 1 || [is_queue $method] == 1 || [is_heap $method] == 1 } {
puts "Skipping test$tnum for method $method."
return
}
set args [convert_args $method $args]
set omethod [convert_method $method]
if { [is_partition_callback $args] == 1 } {
set nodump 1
} else {
set nodump 0
}
# If we are using an env, then testfile should just be the db name.
# Otherwise it is the test directory and the name.
set txnenv 0
set eindex [lsearch -exact $args "-env"]
if { $eindex == -1 } {
set basename $testdir/test$tnum
set env NULL
} else {
set basename test$tnum
incr eindex
set env [lindex $args $eindex]
set txnenv [is_txnenv $env]
if { $txnenv == 1 } {
append args " -auto_commit "
}
set testdir [get_home $env]
}
puts "Test$tnum: ($method $args) Database compaction and fillpercent."
set t1 $testdir/t1
set t2 $testdir/t2
set splitopts { "" "-revsplitoff" }
set txn ""
if { [is_record_based $method] == 1 } {
set checkfunc test001_recno.check
} else {
set checkfunc test001.check
}
foreach splitopt $splitopts {
set testfile $basename.db
if { $splitopt == "-revsplitoff" } {
set testfile $basename.rev.db
if { [is_record_based $method] == 1 } {
puts "Skipping\
-revsplitoff option for method $method."
continue
}
}
set did [open $dict]
if { $env != "NULL" } {
set testdir [get_home $env]
}
cleanup $testdir $env
puts "\tTest$tnum.a: Create and populate database ($splitopt)."
set db [eval {berkdb_open -create \
-mode 0644} $splitopt $args $omethod $testfile]
error_check_good dbopen [is_valid_db $db] TRUE
set count 0
if { $txnenv == 1 } {
set t [$env txn]
error_check_good txn [is_valid_txn $t $env] TRUE
set txn "-txn $t"
}
while { [gets $did str] != -1 && $count < $nentries } {
global kvals
if { [is_record_based $method] == 1 } {
set key [expr $count + 1]
set kvals($key) [pad_data $method $str]
} else {
set key $str
set str [reverse $str]
}
set ret [eval \
{$db put} $txn {$key [chop_data $method $str]}]
error_check_good put $ret 0
incr count
}
if { $txnenv == 1 } {
error_check_good txn_commit [$t commit] 0
}
close $did
error_check_good db_sync [$db sync] 0
if { $env != "NULL" } {
set testdir [get_home $env]
set filename $testdir/$testfile
} else {
set filename $testfile
}
puts "\tTest$tnum.b: Delete most entries from database."
set did [open $dict]
set count [expr $nentries - 1]
set n 17
# Leave every nth item. Since rrecno renumbers, we
# delete starting at nentries and working down to 0.
if { $txnenv == 1 } {
set t [$env txn]
error_check_good txn [is_valid_txn $t $env] TRUE
set txn "-txn $t"
}
while { [gets $did str] != -1 && $count > 0 } {
if { [is_record_based $method] == 1 } {
set key [expr $count + 1]
} else {
set key $str
}
if { [expr $count % $n] != 0 } {
set ret [eval {$db del} $txn {$key}]
error_check_good del $ret 0
}
incr count -1
}
if { $txnenv == 1 } {
error_check_good t_commit [$t commit] 0
}
error_check_good db_sync [$db sync] 0
# Get the file size after deleting the items. In some cases
# with compression enabled, the file may grow somewhat while
# the deletes are performed. The file will still shrink
# overall after compacting. [#17402]
set size1 [file size $filename]
set count1 [stat_field $db stat "Page count"]
set internal1 [stat_field $db stat "Internal pages"]
set leaf1 [stat_field $db stat "Leaf pages"]
set in_use1 [expr $internal1 + $leaf1]
set free1 [stat_field $db stat "Pages on freelist"]
puts "\tTest$tnum.c: Do a dump_file on contents."
if { $txnenv == 1 } {
set t [$env txn]
error_check_good txn [is_valid_txn $t $env] TRUE
set txn "-txn $t"
}
dump_file $db $txn $t1
if { $txnenv == 1 } {
error_check_good txn_commit [$t commit] 0
}
# Start by compacting pages filled less than 10% and
# work up to 100%.
for { set fillpercent 10 } { $fillpercent <= 100 }\
{ incr fillpercent 10 } {
puts "\tTest$tnum.d: Compact and verify database\
with fillpercent $fillpercent."
if {[catch { eval {$db compact -fillpercent $fillpercent}} ret] } {
error "FAIL: db compact -fillpercent $fillpercent: $ret"
}
error_check_good db_sync [$db sync] 0
set size2 [file size $filename]
error_check_good verify_dir \
[verify_dir $testdir "" 0 0 $nodump] 0
set count2 [stat_field $db stat "Page count"]
set internal2 [stat_field $db stat "Internal pages"]
set leaf2 [stat_field $db stat "Leaf pages"]
set free2 [stat_field $db stat "Pages on freelist"]
# The page count and file size should never increase.
error_check_good page_count [expr $count2 <= $count1] 1
error_check_good file_size [expr $size2 <= $size1] 1
# Pages in use (leaf + internal) should never increase;
# pages on free list should never decrease.
set in_use2 [expr $internal2 + $leaf2]
error_check_good pages_in_use [expr $in_use2 <= $in_use1] 1
error_check_good pages_on_freelist [expr $free2 >= $free1] 1
puts "\tTest$tnum.e:\
Contents are the same after compaction."
if { $txnenv == 1 } {
set t [$env txn]
error_check_good txn [is_valid_txn $t $env] TRUE
set txn "-txn $t"
}
dump_file $db $txn $t2
if { $txnenv == 1 } {
error_check_good txn_commit [$t commit] 0
}
error_check_good filecmp [filecmp $t1 $t2] 0
# Reset originals values to the post-compaction number
# for the next pass.
set count1 $count2
set free1 $free2
set size1 $size2
set in_use1 $in_use2
}
error_check_good db_close [$db close] 0
close $did
}
}
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