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# See the file LICENSE for redistribution information.
#
# Copyright (c) 1996-2002
# Sleepycat Software. All rights reserved.
#
# $Id: dead001.tcl,v 11.33 2002/09/05 17:23:05 sandstro Exp $
#
# TEST dead001
# TEST Use two different configurations to test deadlock detection among a
# TEST variable number of processes. One configuration has the processes
# TEST deadlocked in a ring. The other has the processes all deadlocked on
# TEST a single resource.
proc dead001 { { procs "2 4 10" } {tests "ring clump" } \
{timeout 0} {tnum "001"} } {
source ./include.tcl
global lock_curid
global lock_maxid
puts "Dead$tnum: Deadlock detector tests"
env_cleanup $testdir
# Create the environment.
puts "\tDead$tnum.a: creating environment"
set env [berkdb_env -create \
-mode 0644 -lock -txn_timeout $timeout -home $testdir]
error_check_good lock_env:open [is_valid_env $env] TRUE
foreach t $tests {
foreach n $procs {
if {$timeout == 0 } {
set dpid [exec $util_path/db_deadlock -vw \
-h $testdir >& $testdir/dd.out &]
} else {
set dpid [exec $util_path/db_deadlock -vw \
-ae -h $testdir >& $testdir/dd.out &]
}
sentinel_init
set pidlist ""
set ret [$env lock_id_set $lock_curid $lock_maxid]
error_check_good lock_id_set $ret 0
# Fire off the tests
puts "\tDead$tnum: $n procs of test $t"
for { set i 0 } { $i < $n } { incr i } {
set locker [$env lock_id]
puts "$tclsh_path $test_path/wrap.tcl \
$testdir/dead$tnum.log.$i \
ddscript.tcl $testdir $t $locker $i $n"
set p [exec $tclsh_path \
$test_path/wrap.tcl \
ddscript.tcl $testdir/dead$tnum.log.$i \
$testdir $t $locker $i $n &]
lappend pidlist $p
}
watch_procs $pidlist 5
# Now check output
set dead 0
set clean 0
set other 0
for { set i 0 } { $i < $n } { incr i } {
set did [open $testdir/dead$tnum.log.$i]
while { [gets $did val] != -1 } {
switch $val {
DEADLOCK { incr dead }
1 { incr clean }
default { incr other }
}
}
close $did
}
tclkill $dpid
puts "dead check..."
dead_check $t $n $timeout $dead $clean $other
}
}
# Windows needs files closed before deleting files, so pause a little
tclsleep 3
fileremove -f $testdir/dd.out
# Remove log files
for { set i 0 } { $i < $n } { incr i } {
fileremove -f $testdir/dead$tnum.log.$i
}
error_check_good lock_env:close [$env close] 0
}
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