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|
#!/bin/sh
# PCP QA Test No. 655
# test resctrl PMDA
#
# Copyright (c) 2023 Red Hat. All Rights Reserved.
#
seq=`basename $0`
echo "QA output created by $seq"
# get standard environment, filters and checks
. ./common.product
. ./common.filter
. ./common.check
test "$PCP_PLATFORM" = "linux" || _notrun "No resctrl support on PCP_PLATFORM $PCP_PLATFORM"
test -x "$PCP_BINADM_DIR/pcp-atop" || _notrun "No pcp-atop binary available on this platform"
test -f /sys/devices/system/cpu/cpu0/cache/index3/size || _notrun "No L3 cache size available"
test -f "$PCP_VAR_DIR/pmdas/resctrl/pmdaresctrl" || _notrun "No resctrl PMDA installed"
_cleanup()
{
[ -f $tmp.conf.backup ] && $sudo cp $tmp.conf.backup $PCP_DIR/etc/pcp.conf
if [ $reinstall -eq 1 ]
then
echo "putting back installed PMDA ..." >>$seq_full
cd $PCP_PMDAS_DIR/resctrl
$sudo ./Install </dev/null >>$seq_full 2>&1
reinstall=0
fi
cd $here
rm -f $tmp.*
exit $status
}
_check()
{
pminfo -f resctrl > $tmp.pminfo
PCP_TMPFILE_DIR=/tmp pcp atop -P LLC 1 3 > $tmp.pcpatop
$PCP_AWK_PROG '
/resctrl.llc.occupancy/ {getline;gsub("[0-9.]+",0.99);print "llc.occupancy",$6}
/resctrl.llc.mbm_local/ {type=$0;getline;gsub("[0-9.]+",999);print "llc.mbm_local",$6}
/resctrl.llc.mbm_total/ {getline;gsub("[0-9.]+",999);print "llc.mbm_total",$6}' $tmp.pminfo
$PCP_AWK_PROG '
/^LLC.* LLC00 / {gsub("[0-9]+","999",$3);gsub("[0-9]+","999",$6);gsub("[0-9.]+","99",$8);print $3,$6,$8}' $tmp.pcpatop
}
# expect some errors from systemd for non-resctrl systems
_filter_resctrl_install()
{
sed \
-e '/^Created symlink /d' \
-e '/^Job failed/d' \
-e '/^Mounted/d' \
-e '/^Warning/d' \
-e '/^Using/d' \
-e 's/Install resctrl.*? .daemon. //' \
| _filter_pmda_install
}
if [ ! -d /sys/fs/resctrl/mon_data ]
then
for d in /tmp/sys/fs/resctrl/mon_data/mon_L3_00/
do
# Synthesize a l3 cache structure if needed
mkdir -p $d
LLC_OCCUPANCY=$($PCP_AWK_PROG -FK '{print int($1*1024*.99)}' /sys/devices/system/cpu/cpu0/cache/index3/size)
echo $LLC_OCCUPANCY >| $d/llc_occupancy
echo 515154526208 >| $d/mbm_local_bytes
echo 515154526208 >| $d/mbm_total_bytes
done
fi
status=1
reinstall=0
iam=resctrl
trap "_cleanup" 0 1 2 3 15
# backup main PCP config
cp $PCP_DIR/etc/pcp.conf $tmp.conf
cp $PCP_DIR/etc/pcp.conf $tmp.conf.backup
pmprobe -v $iam | grep -q 'Unknown metric name' 2>&1
if [ $? -ne 0 ]; then
cd $PCP_PMDAS_DIR/$iam
$sudo ./Remove >/dev/null 2>&1
reinstall=1
cd $here
fi
# real QA test starts here
if ! _service pmcd stop 2>&1; then _exit 1; fi | _filter_pcp_stop | sed -e '/^Warning/d'
_wait_pmcd_end || _exit 1
if [ ! -d /sys/fs/resctrl/mon_data ] ; then
echo >> $tmp.conf
echo "# from QA $seq ..." >> $tmp.conf
PCP_RESCTRL_DIR=/tmp/sys/fs/resctrl/
echo PCP_RESCTRL_DIR=$PCP_RESCTRL_DIR >> $tmp.conf
$sudo cp $tmp.conf $PCP_DIR/etc/pcp.conf
else
PCP_RESCTRL_DIR=
fi
if ! _service pmcd restart 2>&1; then _exit 1; fi \
| _filter_pcp_restart
_wait_for_pmcd || _exit 1
if ! _service pmlogger restart 2>&1; then _exit 1; fi \
| _filter_pcp_restart
_wait_for_pmlogger || _exit 1
echo
echo "=== $iam agent installation ==="
(cd $PCP_PMDAS_DIR/$iam;
$sudo env PCP_RESCTRL_DIR=$PCP_RESCTRL_DIR ./Install </dev/null
) > $tmp.out 2>&1
cat $tmp.out >> $seq_full
#debug# echo "journalctl -xe" >> $seq_full
#debug# $sudo journalctl -xe >> $seq_full
#debug# echo "== journalctl end" >> $seq_full
_filter_resctrl_install <$tmp.out
if pminfo -f pmcd.agent.status | grep -q resctrl ; then
RESCTRL_PMDA_ACTIVE=1
fi
_check
echo "=== remove $iam agent ==="
(cd $PCP_PMDAS_DIR/$iam;
$sudo ./Remove >$tmp.out 2>&1
)
_filter_pmda_remove <$tmp.out
status=0
exit
|
