#!/bin/bash
-
+set -e
######################################################################
# customize per survey
# client systems on which this test runs.]
# include library
-source libecho
+source $(dirname $0)/iokit-libecho
# The following variables can be set in the environment, or on the
# command line
# Set this true to check file contents
verify=${verify:-0}
+# test targets
+targets=${targets:-""}
+# test case
+case=${case:-"disk"}
+
# total size (MBytes) per obd instance
# large enough to avoid cache effects
# and to make test startup/shutdown overhead insignificant
# record size (KBytes) ( 7168 max)
rszlo=${rszlo:-1024}
rszhi=${rszhi:-1024}
+rszmax=${rszmax:-4096}
# number of objects per OST
nobjlo=${nobjlo:-1}
thrlo=${thrlo:-1}
thrhi=${thrhi:-16}
+export LC_ALL=POSIX
+
# End of variables
# create a set of objects, check there are 'n' contiguous ones and
-# return the first or 'ERROR'
+# echo out the first or 'ERROR'
# parameter: 1. hostname
# 2. device number
# 3. number of object to be created (specified by user)
prev=0
count=0
error=0
- while read line; do
- echo "$line" | grep -q 'is object id'
- if [ $? -ne 0 ]; then
- continue
- fi
- if [ $first -eq 0 ]; then
- first=$(echo $line | awk '{print $6}')
- first=$(printf "%d" $first)
- prev=$first
- count=1
- else
- obj=$(echo $line | awk '{print $6}')
- obj=$(printf "%d" $obj)
- diff=$((obj - (prev+1)))
- if [ $diff -ne 0 ]; then
- error=1
- fi
- prev=$obj
- count=$((count+1))
- fi
- done < $rfile
+
+ # Count number of objects (lines containing " is object id "), and
+ # ensure that the objects numbers are sequential.
+ #
+ exec 3< $rfile
+ while read -u3 line; do
+ case "$line" in
+ ( *' is object id '* )
+ set -- $line
+ if test $(( count += 1 )) -gt 1 ; then
+ (( $6 != prev + 1 )) && error=1
+ else
+ first=$(( $6 + 0 ))
+ fi
+ prev=$6
+ ;;
+ esac
+ done
+ exec 3<&-
+
if [ $nobj -ne $count ]; then
echo "ERROR: $nobj != $count" >&2
cat $rfile >&2
echo "ERROR"
elif [ $error -ne 0 ]; then
- echo "ERROR: non contiguous objs found" >&2
+ echo "ERROR: non contiguous objs found" >&2
+ echo ERROR
else
echo $first
fi
+ return $error
}
# destroys all objects created in create_objects routine
gawk < $rfile \
'/^Selected device [0-9]+$/ {n = 0; next}\
/error/ {n = -1; exit}\
+ /^Total/ {next}\
/^[0-9]+\/[0-9]+ Total: [0-9]+\.[0-9]+\/second$/ {n++; v=strtonum($3); \
if (n == 1 || v < min) min = v;\
if (n == 1 || v > max) max = v;\
esac
}
+# for "echo_client + obdfilter" case, "prep + commit" mode should be used
+# for "echo_client + osc" case, "BRW" mode should be used
+testcase2mode() {
+ case $case in
+ disk) echo "p";;
+ *) echo "g";;
+ esac
+}
+
print_summary () {
if [ "$1" = "-n" ]; then
minusn=$1; shift
echo $minusn "$*"
}
+version_code() {
+ # split arguments like "2.3.61" into "2", "3", "61"
+ eval set -- $(tr "[:punct:]" " " <<< $*)
+ echo -n "$((($1 << 16) | ($2 << 8) | $3))"
+}
+
+get_lustre_version() {
+ local host=${1:-${unique_hosts[0]}}
+ remote_shell $host $lctl get_param -n version |
+ awk '/^lustre:/ {print $2}'
+}
+
+# Check whether the record size (KBytes) exceeds the maximum bulk I/O RPC size
+# or not.
+check_record_size() {
+ [ $(version_code $(get_lustre_version)) -lt $(version_code 2.3.61) ] &&
+ rszmax=1024
+
+ if [ "$rszhi" -gt "$rszmax" ]; then
+ echo "Test disk case support maximum ${rszmax}KB IO data" \
+ "(rszhi=$rszhi is too big), please use a smaller value."
+ return 1
+ fi
+ return 0
+}
+
# Customisation variables
#####################################################################
# One can change variable values in this section as per requirements
-targets=${targets:-""}
-case=${case:-"disk"}
if [ -n "$targets" ]; then
declare -a ost_names
declare -a client_names
client_names[$ndevs]=${str[1]}
ndevs=$((ndevs+1))
done
+if [ $case == "disk" ]; then
+ for ((i = 0; i < $ndevs; i++)); do
+ ost_names[$i]=${client_names[$i]}
+ done
+fi
if [ $case == "netdisk" ]; then
if [ "$targets" ]; then
for ((i = 0; i < $ndevs; i++)); do
# get vmstat started
# disable portals debug and get obdecho loaded on all relevant hosts
unique_hosts=(`unique ${host_names[@]}`)
+load_obdechos
+
+if [ $case == "disk" ]; then
+ check_record_size || cleanup ${PIPESTATUS[0]}
+fi
+
pidcount=0
for host in ${unique_hosts[@]}; do
host_vmstatf=${vmstatf}_${host}
echo -n > $host_vmstatf
- remote_shell $host "vmstat 5 >> $host_vmstatf" &
+ remote_shell $host "vmstat 5 >> $host_vmstatf" &> /dev/null &
pid=$!
vmstatpids[$pidcount]=$pid
pidcount=$((pidcount+1))
- do_unload_obdecho[$host]=0
- if obdecho_loaded $host; then
- continue
- fi
- load_obdecho $host
- if obdecho_loaded $host; then
- do_unload_obdecho[$host]=1
- continue
- fi
- echo "Can't load obdecho on $host" 1>&2
- exit 1
done
# get all the echo_client device numbers and names
for ((i=0; i < $ndevs; i++)); do
echo "no devices or hosts specified"
cleanup 0 $clean_srv_OSS $cleanup_oscs
fi
+# Buffers will be spread out among all hosts, so allow for that
+max_buffer_mem=$(( ${max_buffer_mem} * ${#unique_hosts[@]} ))
print_summary "$(date) Obdfilter-survey for case=$case from $(hostname)"
for ((rsz = $rszlo; rsz <= $rszhi; rsz*=2)); do
for ((nobj = $nobjlo; nobj <= $nobjhi; nobj*=2)); do
echo >> ${cmdsf}_${host} \
"$lctl > $tmpfi 2>&1 \\
--threads $thr -$snap $devno \\
- test_brw $count `testname2type $test` q $pages ${thr_per_obj}t${first_obj} &"
+ test_brw $count `testname2type $test` q $pages \\
+ ${thr_per_obj}t${first_obj} `testcase2mode`$pages &"
done
pidcount=0
for host in ${unique_hosts[@]}; do
tmpfi="${tmpf}_$idx"
echo "=============> $test $client_name" >> $workf
host="${host_names[$idx]}"
- remote_shell $host cat $tmpfi >> $workf
- get_stats $tmpfi >> $tmpf
- rm $tmpfi
+ remote_shell $host cat $tmpfi > ${tmpfi}_local
+ cat ${tmpfi}_local >> $workf
+ get_stats ${tmpfi}_local >> $tmpf
+ rm -f $tmpfi ${tmpfi}_local
done
# compute/display global min/max stats
echo "=============> $test global" >> $workf
git://git.whamcloud.com / fs / lustre-release.git / blobdiff