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Diffstat (limited to '')
| -rwxr-xr-x | test/units/testsuite-36.sh | 341 |
1 files changed, 341 insertions, 0 deletions
diff --git a/test/units/testsuite-36.sh b/test/units/testsuite-36.sh new file mode 100755 index 0000000..aed9384 --- /dev/null +++ b/test/units/testsuite-36.sh @@ -0,0 +1,341 @@ +#!/usr/bin/env bash +set -ex +set -o pipefail + +at_exit() { + if [ $? -ne 0 ]; then + # We're exiting with a non-zero EC, let's dump test artifacts + # for easier debugging + [ -f "$straceLog" ] && cat "$straceLog" + [ -f "$journalLog" ] && cat "$journalLog" + fi +} + +trap at_exit EXIT + +systemd-analyze log-level debug +systemd-analyze log-target journal + +# Log files +straceLog='strace.log' +journalLog='journal.log' + +# Systemd config files +testUnit='numa-test.service' +testUnitFile="/run/systemd/system/$testUnit" +testUnitNUMAConf="$testUnitFile.d/numa.conf" + +# Sleep constants (we should probably figure out something better but nothing comes to mind) +journalSleep=5 +sleepAfterStart=1 + +# Journal cursor for easier navigation +journalCursorFile="jounalCursorFile" + +startStrace() { + coproc strace -qq -p 1 -o $straceLog -e set_mempolicy -s 1024 $1 + # Wait for strace to properly "initialize" + sleep $sleepAfterStart +} + +stopStrace() { + kill -s TERM $COPROC_PID + # Make sure the strace process is indeed dead + while kill -0 $COPROC_PID 2>/dev/null; do sleep 0.1; done +} + +startJournalctl() { + # Save journal's cursor for later navigation + journalctl --no-pager --cursor-file="$journalCursorFile" -n0 -ocat +} + +stopJournalctl() { + local unit="${1:-init.scope}" + # Using journalctl --sync should be better than using SIGRTMIN+1, as + # the --sync wait until the synchronization is complete + echo "Force journald to write all queued messages" + journalctl --sync + journalctl -u $unit --cursor-file="$journalCursorFile" > "$journalLog" +} + +checkNUMA() { + # NUMA enabled system should have at least NUMA node0 + test -e /sys/devices/system/node/node0 +} + +writePID1NUMAPolicy() { + echo [Manager] > $confDir/numa.conf + echo NUMAPolicy=$1 >> $confDir/numa.conf + echo NUMAMask=$2>> $confDir/numa.conf +} + +writeTestUnit() { + mkdir -p $testUnitFile.d/ + echo [Service] > $testUnitFile + echo ExecStart=/bin/sleep 3600 >> $testUnitFile +} + +writeTestUnitNUMAPolicy() { + echo [Service] > $testUnitNUMAConf + echo NUMAPolicy=$1 >> $testUnitNUMAConf + echo NUMAMask=$2>> $testUnitNUMAConf + systemctl daemon-reload +} + +pid1ReloadWithStrace() { + startStrace + systemctl daemon-reload + sleep $sleepAfterStart + stopStrace +} + +pid1ReloadWithJournal() { + startJournalctl + systemctl daemon-reload + stopJournalctl +} + +pid1StartUnitWithStrace() { + startStrace '-f' + systemctl start $1 + sleep $sleepAfterStart + stopStrace +} + +pid1StartUnitWithJournal() { + startJournalctl + systemctl start $1 + sleep $sleepAfterStart + stopJournalctl +} + +pid1StopUnit() { + systemctl stop $1 +} + +systemctlCheckNUMAProperties() { + local LOGFILE="$(mktemp)" + systemctl show -p NUMAPolicy $1 > "$LOGFILE" + grep "NUMAPolicy=$2" "$LOGFILE" + + > "$LOGFILE" + + if [ -n "$3" ]; then + systemctl show -p NUMAMask $1 > "$LOGFILE" + grep "NUMAMask=$3" "$LOGFILE" + fi +} + +writeTestUnit + +# Create systemd config drop-in directory +confDir="/run/systemd/system.conf.d/" +mkdir -p "$confDir" + +if ! checkNUMA; then + echo >&2 "NUMA is not supported on this machine, switching to a simple sanity check" + + echo "PID1 NUMAPolicy=default && NUMAMask=0 check without NUMA support" + writePID1NUMAPolicy "default" "0" + startJournalctl + systemctl daemon-reload + stopJournalctl + grep "NUMA support not available, ignoring" "$journalLog" + + echo "systemd-run NUMAPolicy=default && NUMAMask=0 check without NUMA support" + runUnit='numa-systemd-run-test.service' + startJournalctl + systemd-run -p NUMAPolicy=default -p NUMAMask=0 --unit $runUnit sleep 1000 + sleep $sleepAfterStart + pid1StopUnit $runUnit + stopJournalctl $runUnit + grep "NUMA support not available, ignoring" "$journalLog" + +else + echo "PID1 NUMAPolicy support - Default policy w/o mask" + writePID1NUMAPolicy "default" + pid1ReloadWithStrace + # Kernel requires that nodemask argument is set to NULL when setting default policy + grep "set_mempolicy(MPOL_DEFAULT, NULL" $straceLog + + echo "PID1 NUMAPolicy support - Default policy w/ mask" + writePID1NUMAPolicy "default" "0" + pid1ReloadWithStrace + grep "set_mempolicy(MPOL_DEFAULT, NULL" $straceLog + + echo "PID1 NUMAPolicy support - Bind policy w/o mask" + writePID1NUMAPolicy "bind" + pid1ReloadWithJournal + grep "Failed to set NUMA memory policy: Invalid argument" $journalLog + + echo "PID1 NUMAPolicy support - Bind policy w/ mask" + writePID1NUMAPolicy "bind" "0" + pid1ReloadWithStrace + grep -P "set_mempolicy\(MPOL_BIND, \[0x0*1\]" $straceLog + + echo "PID1 NUMAPolicy support - Interleave policy w/o mask" + writePID1NUMAPolicy "interleave" + pid1ReloadWithJournal + grep "Failed to set NUMA memory policy: Invalid argument" $journalLog + + echo "PID1 NUMAPolicy support - Interleave policy w/ mask" + writePID1NUMAPolicy "interleave" "0" + pid1ReloadWithStrace + grep -P "set_mempolicy\(MPOL_INTERLEAVE, \[0x0*1\]" $straceLog + + echo "PID1 NUMAPolicy support - Preferred policy w/o mask" + writePID1NUMAPolicy "preferred" + pid1ReloadWithJournal + # Preferred policy with empty node mask is actually allowed and should reset allocation policy to default + ! grep "Failed to set NUMA memory policy: Invalid argument" $journalLog + + echo "PID1 NUMAPolicy support - Preferred policy w/ mask" + writePID1NUMAPolicy "preferred" "0" + pid1ReloadWithStrace + grep -P "set_mempolicy\(MPOL_PREFERRED, \[0x0*1\]" $straceLog + + echo "PID1 NUMAPolicy support - Local policy w/o mask" + writePID1NUMAPolicy "local" + pid1ReloadWithStrace + # Kernel requires that nodemask argument is set to NULL when setting default policy + # The unpatched versions of strace don't recognize the MPOL_LOCAL constant and + # return a numerical constant instead (with a comment): + # set_mempolicy(0x4 /* MPOL_??? */, NULL, 0) = 0 + # Let's cover this scenario as well + grep -E "set_mempolicy\((MPOL_LOCAL|0x4 [^,]*), NULL" $straceLog + + echo "PID1 NUMAPolicy support - Local policy w/ mask" + writePID1NUMAPolicy "local" "0" + pid1ReloadWithStrace + grep -E "set_mempolicy\((MPOL_LOCAL|0x4 [^,]*), NULL" $straceLog + + echo "Unit file NUMAPolicy support - Default policy w/o mask" + writeTestUnitNUMAPolicy "default" + pid1StartUnitWithStrace $testUnit + systemctlCheckNUMAProperties $testUnit "default" + pid1StopUnit $testUnit + grep "set_mempolicy(MPOL_DEFAULT, NULL" $straceLog + + echo "Unit file NUMAPolicy support - Default policy w/ mask" + writeTestUnitNUMAPolicy "default" "0" + pid1StartUnitWithStrace $testUnit + systemctlCheckNUMAProperties $testUnit "default" "0" + pid1StopUnit $testUnit + # Maks must be ignored + grep "set_mempolicy(MPOL_DEFAULT, NULL" $straceLog + + echo "Unit file NUMAPolicy support - Bind policy w/o mask" + writeTestUnitNUMAPolicy "bind" + pid1StartUnitWithJournal $testUnit + pid1StopUnit $testUnit + grep "numa-test.service: Main process exited, code=exited, status=242/NUMA" $journalLog + + echo "Unit file NUMAPolicy support - Bind policy w/ mask" + writeTestUnitNUMAPolicy "bind" "0" + pid1StartUnitWithStrace $testUnit + systemctlCheckNUMAProperties $testUnit "bind" "0" + pid1StopUnit $testUnit + grep -P "set_mempolicy\(MPOL_BIND, \[0x0*1\]" $straceLog + + echo "Unit file NUMAPolicy support - Interleave policy w/o mask" + writeTestUnitNUMAPolicy "interleave" + pid1StartUnitWithStrace $testUnit + pid1StopUnit $testUnit + grep "numa-test.service: Main process exited, code=exited, status=242/NUMA" $journalLog + + echo "Unit file NUMAPolicy support - Interleave policy w/ mask" + writeTestUnitNUMAPolicy "interleave" "0" + pid1StartUnitWithStrace $testUnit + systemctlCheckNUMAProperties $testUnit "interleave" "0" + pid1StopUnit $testUnit + grep -P "set_mempolicy\(MPOL_INTERLEAVE, \[0x0*1\]" $straceLog + + echo "Unit file NUMAPolicy support - Preferred policy w/o mask" + writeTestUnitNUMAPolicy "preferred" + pid1StartUnitWithJournal $testUnit + systemctlCheckNUMAProperties $testUnit "preferred" + pid1StopUnit $testUnit + ! grep "numa-test.service: Main process exited, code=exited, status=242/NUMA" $journalLog + + echo "Unit file NUMAPolicy support - Preferred policy w/ mask" + writeTestUnitNUMAPolicy "preferred" "0" + pid1StartUnitWithStrace $testUnit + systemctlCheckNUMAProperties $testUnit "preferred" "0" + pid1StopUnit $testUnit + grep -P "set_mempolicy\(MPOL_PREFERRED, \[0x0*1\]" $straceLog + + echo "Unit file NUMAPolicy support - Local policy w/o mask" + writeTestUnitNUMAPolicy "local" + pid1StartUnitWithStrace $testUnit + systemctlCheckNUMAProperties $testUnit "local" + pid1StopUnit $testUnit + grep -E "set_mempolicy\((MPOL_LOCAL|0x4 [^,]*), NULL" $straceLog + + echo "Unit file NUMAPolicy support - Local policy w/ mask" + writeTestUnitNUMAPolicy "local" "0" + pid1StartUnitWithStrace $testUnit + systemctlCheckNUMAProperties $testUnit "local" "0" + pid1StopUnit $testUnit + # Maks must be ignored + grep -E "set_mempolicy\((MPOL_LOCAL|0x4 [^,]*), NULL" $straceLog + + echo "Unit file CPUAffinity=NUMA support" + writeTestUnitNUMAPolicy "bind" "0" + echo "CPUAffinity=numa" >> $testUnitNUMAConf + systemctl daemon-reload + systemctl start $testUnit + systemctlCheckNUMAProperties $testUnit "bind" "0" + pid=$(systemctl show --value -p MainPID $testUnit) + cpulist=$(cat /sys/devices/system/node/node0/cpulist) + affinity_systemd=$(systemctl show --value -p CPUAffinity $testUnit) + [ $cpulist = $affinity_systemd ] + pid1StopUnit $testUnit + + echo "systemd-run NUMAPolicy support" + runUnit='numa-systemd-run-test.service' + + systemd-run -p NUMAPolicy=default --unit $runUnit sleep 1000 + systemctlCheckNUMAProperties $runUnit "default" + pid1StopUnit $runUnit + + systemd-run -p NUMAPolicy=default -p NUMAMask=0 --unit $runUnit sleep 1000 + systemctlCheckNUMAProperties $runUnit "default" "" + pid1StopUnit $runUnit + + systemd-run -p NUMAPolicy=bind -p NUMAMask=0 --unit $runUnit sleep 1000 + systemctlCheckNUMAProperties $runUnit "bind" "0" + pid1StopUnit $runUnit + + systemd-run -p NUMAPolicy=interleave -p NUMAMask=0 --unit $runUnit sleep 1000 + systemctlCheckNUMAProperties $runUnit "interleave" "0" + pid1StopUnit $runUnit + + systemd-run -p NUMAPolicy=preferred -p NUMAMask=0 --unit $runUnit sleep 1000 + systemctlCheckNUMAProperties $runUnit "preferred" "0" + pid1StopUnit $runUnit + + systemd-run -p NUMAPolicy=local --unit $runUnit sleep 1000 + systemctlCheckNUMAProperties $runUnit "local" + pid1StopUnit $runUnit + + systemd-run -p NUMAPolicy=local -p NUMAMask=0 --unit $runUnit sleep 1000 + systemctlCheckNUMAProperties $runUnit "local" "" + pid1StopUnit $runUnit + + systemd-run -p NUMAPolicy=local -p NUMAMask=0 -p CPUAffinity=numa --unit $runUnit sleep 1000 + systemctlCheckNUMAProperties $runUnit "local" "" + systemctl cat $runUnit | grep -q 'CPUAffinity=numa' + pid1StopUnit $runUnit + +fi + +# Cleanup +rm -rf $testDir +rm -rf $confDir +systemctl daemon-reload + +systemd-analyze log-level info + +echo OK > /testok + +exit 0 |