# discard first vmstat line
#
+HOSTNAME=`hostname`
# a temp dir that is setup and torn down for each script run
tmpdir=""
# so we can kill background processes as the test cleans up
cur_y="0"
# a global which funcs use to get at the blocks[] array
last_block=-1
+# prefix to run oprofile or readprofile
+oprofile=""
+readprofile=""
# defaults for some options:
min_threads=1
fi
if [ $index = 0 ]; then
- if ! lmc -m $config --add net \
- --node localhost --nid localhost --nettype tcp; then
- echo "error adding localhost net node"
+ if ! lmc -m $config --add net \
+ --node $HOSTNAME --nid $HOSTNAME --nettype tcp; then
+ echo "error adding $HOSTNAME net node"
return 1
fi
fi
- if ! lmc -m $config --add ost --ost ost_$index --node localhost \
+ if ! lmc -m $config --add ost --ost ost_$index --node $HOSTNAME \
--fstype ext3 --dev $bdev --journal_size 400; then
echo "error adding $bdev to config with lmc"
return 1
return 1;
fi
running_config="$config"
+
+ echo 0 > /proc/sys/lnet/debug
+ echo 0 > /proc/sys/lnet/subsystem_debug
+
if ! grep -q '^obdecho\>' /proc/modules; then
local m
if ! modprobe obdecho; then
done
$oprofile opcontrol --reset
+ $readprofile -r
# start all the tests. each returns a pid to wait on
pids=""
for i in `seq 0 $last_block`; do
local cmd=`${test}_start $threads $iosize $wor $i`
+ echo "$cmd" >> $tmpdir/commands
$cmd > $tmpdir/$i 2>&1 &
local pid=$!
pids="$pids $pid"
pid_has_stopped $pid
done
+ $readprofile | sort -rn > $tmpdir/readprofile
+
$oprofile opcontrol --shutdown
$oprofile opreport > $tmpdir/oprofile
echo >> $tmpdir/oprofile
$oprofile opreport -c -l | head -20 >> $tmpdir/oprofile
+
save_output $tmpdir/oprofile $opref.oprofile
+ save_output $tmpdir/readprofile $opref.readprofile
# collect the results of vmstat and iostat
cpu=$(mean_stddev $(awk \
oprofile=": "
fi
+if which readprofile; then
+ map="/boot/System.map-`uname -r`"
+ if [ -f /proc/profile -a -f "$map" ]; then
+ echo generating profiles with 'readprofile'
+ readprofile="readprofile -m $map"
+ fi
+fi
+if [ -z "$readprofile" ]; then
+ echo not using readprofile
+ readprofile=": "
+fi
+
[ $min_threads -gt $max_threads ] && \
die "min threads $min_threads must be <= min_threads $min_threads"
test_results="$test_results $t"
done
+save_output $tmpdir/commands commands
+
[ ! -z "$test_results" ] && (
echo
echo "T = number of concurrent threads per device"