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#!/usr/bin/env expect
############################################################################
# Purpose: Test of Slurm functionality
# Test that no files are open in spawned tasks (except stdin,
# stdout, and stderr) to ensure successful checkpoint/restart.
############################################################################
# Copyright (C) 2002-2006 The Regents of the University of California.
# Produced at Lawrence Livermore National Laboratory (cf, DISCLAIMER).
# Written by Morris Jette <jette1@llnl.gov>
# CODE-OCEC-09-009. All rights reserved.
#
# This file is part of Slurm, a resource management program.
# For details, see <https://slurm.schedmd.com/>.
# Please also read the included file: DISCLAIMER.
#
# Slurm is free software; you can redistribute it and/or modify it under
# the terms of the GNU General Public License as published by the Free
# Software Foundation; either version 2 of the License, or (at your option)
# any later version.
#
# Slurm is distributed in the hope that it will be useful, but WITHOUT ANY
# WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
# FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
# details.
#
# You should have received a copy of the GNU General Public License along
# with Slurm; if not, write to the Free Software Foundation, Inc.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
############################################################################
source ./globals
set file_in "$test_dir/input"
set file_out "$test_dir/output"
set file_prog "$test_name.prog"
set iterations 50
set accounting_storage_enforce [get_config_param "AccountingStorageEnforce"]
if {[param_contains $accounting_storage_enforce "nosteps"] || [param_contains $accounting_storage_enforce "nojobs"]} {
skip "This test can not be run with nosteps or nojobs (AccoutingStorageEnforce)"
}
#
# Test is incompatible with certain plugins.
#
# Each leave open files, although we could clear the proctrack related files
# by just closing all files after fd=3.
#
if {[get_config_param "ProctrackType"] eq "proctrack/cray_aries"} {
skip "Test incompatible with proctrack/cray_aries"
}
proc cleanup {} {
global file_prog
file delete $file_prog
}
#
# Delete left-over programs and rebuild them.
# We use our own program to get ulimit values since the output
# of the ulimit program is inconsistent across systems.
#
exec $bin_rm -f $file_prog
exec $bin_cc -O -o $file_prog ${file_prog}.c
make_bash_script $file_in "
$bin_echo 'testing within script'
./$file_prog
$bin_echo ' '
$bin_echo 'testing $iterations sets of spawned tasks'
for ((i=0; i<$iterations; i++)) ; do
$srun --mpi=none ./$file_prog
done
$bin_echo 'fini'
"
set job_id [submit_job -fail "--output=$file_out -t1 $file_in"]
#
# Wait for job to complete
#
wait_for_job -fail $job_id "DONE"
#
# Inspect the job's output file
#
wait_for_file -fail $file_out
set fini 0
set matches 0
spawn $bin_cat $file_out
expect {
-re "FAILED" {
incr matches
exp_continue
}
-re "fini" {
set fini 1
exp_continue
}
timeout {
fail "cat not responding"
}
eof {
wait
}
}
if {$fini != 1} {
fail "Script never completed"
}
if {$matches != 0} {
set tot [expr $iterations + 1]
set failure_addendum "This should happen infrequently, typically when JobAcctFrequency is set to a small value and is indicative of a non-checkpointable job. For details, see src/plugins/jobacct/linux/jobacct_linux.c. To diagnose, use lsof to examine spawned job"
if {$matches <= 1} {
log_warn "$matches of $tot tests failed ($failure_addendum)"
} else {
fail "$matches of $tot tests failed ($failure_addendum)"
}
}
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