#!/bin/bash
-
+set -e
######################################################################
# customize per survey
# How to run test:
# case 1 (local disk):
# $ nobjhi=2 thrhi=2 size=1024 case=disk sh obdfilter-survey
-# instead of case=disk one can also run test as follows
-# $ nobjhi=2 thrhi=2 size=1024 OSTS="lustre-OST0000 lustre-OST0001 ..." sh obdfilter-survey
+# one can also run test with user defined targets as follows,
+# $ nobjhi=2 thrhi=2 size=1024 targets="lustre-OST0000 lustre-OST0001 ..." sh obdfilter-survey
# case 2 (network):
-# $ nobjhi=2 thrhi=2 size=1024 server_nid="<name/nid_of_server>" case=network sh obdfilter-survey
-# where, server_nid is name or ip address of system, which you want to
+# $ nobjhi=2 thrhi=2 size=1024 targets="<name/ip_of_server>" case=network sh obdfilter-survey
+# where, targets is name or ip address of system, which you want to
# set as server.
# case 3 (network and disk):
# $ nobjhi=2 thrhi=2 size=1024 case=netdisk sh obdfilter-survey
-# instead of case="netdisk" one can also run test as follows
-# $ nobjhi=2 thrhi=2 size=1024 ECHO_CLIENTS="ECHO_<osc_name> ..." sh obdfilter-survey
+# one can also run test with user defined targets as follows,
+# $ nobjhi=2 thrhi=2 size=1024 targets="<osc_name> ..." sh obdfilter-survey
#[ NOTE: It is advised to have automated login (passwordless entry) between server and
# client systems on which this test runs.]
# include library
-source libobd
+source $(dirname $0)/libecho
+
+# The following variables can be set in the environment, or on the
+# command line
+# result file prefix (date/time + hostname makes unique)
+# NB ensure path to it exists
+rslt_loc=${rslt_loc:-"/tmp"}
+rslt=${rslt:-"$rslt_loc/obdfilter_survey_`date +%F@%R`_`uname -n`"}
+
+# Set this true to check file contents
+verify=${verify:-0}
+
+# test targets
+targets=${targets:-""}
+# test case
+case=${case:-"disk"}
+
+# total size (MBytes) per obd instance
+# large enough to avoid cache effects
+# and to make test startup/shutdown overhead insignificant
+size=${size:-16384}
+
+# record size (KBytes) ( 7168 max)
+rszlo=${rszlo:-1024}
+rszhi=${rszhi:-1024}
+
+# number of objects per OST
+nobjlo=${nobjlo:-1}
+#was nobjhi=${nobjhi:-512}
+nobjhi=${nobjhi:-16}
+
+# threads per OST (1024 max)
+thrlo=${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
get_stats () {
local rfile=$1
- awk < $rfile \
+ 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$1";;
+ *) echo "g";;
+ esac
+}
+
print_summary () {
if [ "$1" = "-n" ]; then
minusn=$1; shift
#####################################################################
# One can change variable values in this section as per requirements
-OSTS=${OSTS:-""}
-server_nid=${server_nid:-""}
-case=${case:-"disk"}
-if [ -n "$OSTS" ]; then
+if [ -n "$targets" ]; then
declare -a ost_names
- count=0
- for name in $OSTS; do
- ost_names[$count]=$name
- count=$((count+1))
- done
-fi
-ECHO_CLIENTS=${ECHO_CLIENTS:-""}
-if [ -n "$ECHO_CLIENTS" ]; then
- # make sure we unset ost_names so that our client_names get noticed...
- unset ost_names
declare -a client_names
count=0
- for name in $ECHO_CLIENTS; do
- client_names[$count]=$name
+ for name in $targets; do
+ if [ $case == "disk" ]; then
+ ost_names[$count]=$name
+ else
+ client_names[$count]=$name
+ fi
count=$((count+1))
done
fi
-# result file prefix (date/time + hostname makes unique)
-# NB ensure path to it exists
-rslt=${rslt:-"/tmp/obdfilter_survey_`date +%F@%R`_`uname -n`"}
-
# what tests to run (first must be write)
tests_str=${tests_str:-""}
if [ -n "$tests_str" ]; then
tests=(write rewrite read)
fi
-# Set this true to check file contents
-verify=0
-
-# total size (MBytes) per obd instance
-# large enough to avoid cache effects
-# and to make test startup/shutdown overhead insignificant
-size=${size:-16384}
-
-# record size (KBytes)
-rszlo=${rszlo:-1024}
-rszhi=${rszhi:-1024}
-
-# number of objects per OST
-nobjlo=${nobjlo:-1}
-#was nobjhi=${nobjhi:-512}
-nobjhi=${nobjhi:-16}
-
-# threads per OST (1024 max)
-thrlo=${thrlo:-1}
-thrhi=${thrhi:-16}
-
# restart from here iff all are defined
restart_rsz=
restart_thr=1
# (to avoid lctl ENOMEM problems)
max_buffer_mem=$((1024 * 1024))
snap=1
-
+clean_srv_OSS=0
# Customisation variables ends here.
#####################################################################
# leave the rest of this alone unless you know what you're doing...
+# check and insert obdecho module
+if ! lsmod | grep obdecho > /dev/null; then
+ modprobe obdecho
+fi
if [ ${#tests[@]} -eq 0 -o "${tests[0]}" != "write" ]; then
echo "tests: ${tests[@]}"
echo "First test must be 'write'" 1>&2
lctl=${lustre_root}/utils/lctl
fi
+# split out hostnames from client/ost names
+ndevs=0
+for trgt in $targets; do
+ str=(`split_hostname $trgt`)
+ host_names[$ndevs]=${str[0]}
+ client_names[$ndevs]=${str[1]}
+ ndevs=$((ndevs+1))
+done
+if [ $case == "disk" ]; then
+ if [ $rszhi -gt 1024 ]; then
+ echo "Test disk case support maximum 1024KB IO data" \
+ "(rszhi=$rszhi is too big) please use a smaller value."
+ exit 1
+ fi
+ 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
+ setup_osc_for_remote_ost ${host_names[$i]} \
+ ${client_names[$i]} $i
+ osc_name=${client_names[$i]}_osc
+ ec_using_osc $osc_name
+ cleanup_oscs="$cleanup_oscs $osc_name"
+ done
+ else
+ client_names_str=$($lctl dl | grep -v mdt | \
+ awk '{if ($2 == "UP" && $3 == "osc") {print $4} }')
+ count=0;
+ for name in $client_names_str; do
+ client_names[$count]=`echo $name | sed 's/-osc-.*$//'`
+ count=$((count+1))
+ done
+
+ host_names_str=$($lctl dl -t | grep -v mdt | \
+ awk '{if ($2 == "UP" && $3 == "osc") {print $7} }')
+ count=0;
+ for name in $host_names_str; do
+ host_names[$count]=`echo $name | sed 's/@.*$//'`
+ count=$((count+1))
+ done
+
+ for (( i = 0; i < $count; i++ )) do
+ setup_osc_for_remote_ost ${host_names[$i]} \
+ ${client_names[$i]} $i
+ osc_name=${client_names[$i]}_osc
+ ec_using_osc $osc_name
+ cleanup_oscs="$cleanup_oscs $osc_name"
+ done
+ fi
+
+ echo_clients=$($lctl dl | grep echo_client | awk "{if (\$2 == \"UP\" && \$3 == \"echo_client\") {print \$4} }")
+ cnt=0;
+ for name in $echo_clients; do
+ client_names[$cnt]=$name
+ host_names[$cnt]=localhost
+ cnt=$((cnt+1))
+ done
+ ndevs=${#client_names[@]}
+fi
if [ $case == "network" ]; then
+ server_nid=$targets
if [ -z "$server_nid" ]; then
- echo "Specify the server NID"
+ echo "Specify hostname or ip-address of server"
exit 1;
fi
- osc_names_string=`ssh root@"$server_nid" lctl dl`
- count=0;
- for name in $osc_names_str; do
- count=$((count+1))
- done
-
- if [ $count != 0 ]; then
- echo "The existing setup must be cleaned";
- exit 0;
+ # check for obdecho module on server
+ if ! dsh $server_nid root "lsmod | grep obdecho > /dev/null"; then
+ dsh $server_nid root "modprobe obdecho"
fi
# Now do the server setup
- setup_srv_obd $server_nid "ost_testfs"
- op_string=`ssh root@"$server_nid" lctl dl`
-
- obdecho=0
- ost=0
- for name in $op_string; do
- if [ "$name" = "obdecho" ]; then
- obdecho=1
- fi
- if [ "$name" = "ost" ]; then
- ost=1
- fi
- done
-
- if (( $obdecho == 0 || $ost == 0 )); then
- echo "Server setup not done properly"
- exit 1
+ setup_srv_obd $server_nid "echo_srv"
+ oss_on_srv=`dsh $server_nid root "$lctl dl | grep OSS" | awk '{ print $4 }'`
+ if [ -z $oss_on_srv ]; then
+ setup_OSS $server_nid
+ clean_srv_OSS=1
+ fi
+ if ! dsh $server_nid root "$lctl dl | grep obdecho > /dev/null 2>&1"; then
+ echo "obdecho not setup on server"
+ exit 1
+ fi
+ if ! dsh $server_nid root "$lctl dl | grep ost > /dev/null 2>&1"; then
+ echo "ost not setup on server"
+ exit 1
fi
# Now start client setup
- osc_names_str=$(lctl dl)
+ osc_names_str=$($lctl dl| grep osc | grep -v mdt | grep UP)
if [ -n "$osc_names_str" ]; then
echo "The existing setup must be cleaned";
exit 0;
fi
- ec_using_srv_nid $server_nid "osc_testfs" "test_obdfs"
- declare -a client_names
- client_names[0]="ECHO_osc_testfs"
+ ec_using_srv_nid $server_nid "echotmp" "echotmp_UUID"
+ client_names[0]="echotmp_ecc"
fi
-
-if [ -z "$ECHO_CLIENTS" ]; then
- if [ $case == "netdisk" ]; then
- declare -a osc_names
- declare -a osc_uuids
- osc_names_str=$(lctl dl |grep osc | awk "{if (\$2 == \"UP\" && \$3 == \"osc\") {print \$4} }")
- count=0;
- for name in $osc_names_str; do
- osc_names[$count]=$name
- count=$((count+1))
- done
- osc_uuid_str=$(lctl dl |grep osc | awk "{if (\$2 == \"UP\" && \$3 == \"osc\") {print \$5} }")
- count=0;
- for uuid in $osc_uuid_str; do
- osc_uuids[$count]=$uuid
- count=$((count+1))
- done
- for (( i = 0 ; i < $count; i++ ))
- do
- ec_using_osc ${osc_names[$i]} ${osc_uuids[$i]}
- done
- ECHO_CLIENTS=$(lctl dl | grep echo_client | awk "{if (\$2 == \"UP\" && \$3 == \"echo_client\") {print \$4} }")
- cnt=0;
- for name in $ECHO_CLIENTS; do
- client_names[$cnt]=$name
- cnt=$((cnt+1))
- done
- fi
-fi
-
-if [ -z "$OSTS" ]; then
+if [ -z "$targets" ]; then
if [ $case == "disk" ]; then
- get_targets
+ get_targets
+ ndevs=${#ost_names[@]}
fi
fi
-
-# split out hostnames from client/ost names
-ndevs=${#client_names[@]}
-if ((ndevs != 0)); then
- if ((${#ost_names[@]} != 0)); then
- echo "Please specify client_names or ost_names, but not both" 1>&2
- exit 1
- fi
- for ((i = 0; i < ndevs; i++)); do
- str=(`split_hostname ${client_names[$i]}`)
- host_names[$i]=${str[0]}
- client_names[$i]=${str[1]}
- done
-else
- ndevs=${#ost_names[@]}
- if ((ndevs == 0)); then
- echo "Please specify either client_names or ost_names" 1>&2
- exit 1
- fi
- for ((i = 0; i < ndevs; i++)); do
- str=(`split_hostname ${ost_names[$i]}`)
- host_names[$i]=${str[0]}
- ost_names[$i]=${str[1]}
- done
-fi
-
# get vmstat started
# disable portals debug and get obdecho loaded on all relevant hosts
unique_hosts=(`unique ${host_names[@]}`)
+load_obdechos
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
+for ((i=0; i < $ndevs; i++)); do
host=${host_names[$i]}
devno=(`get_ec_devno $host "${client_names[$i]}" "${ost_names[$i]}"`)
if ((${#devno[@]} != 3)); then
client_names[$i]=${devno[1]}
do_teardown_ec[$i]=${devno[2]}
done
+if (($ndevs <= 0 || ${#host_names[@]} <= 0)); then
+ 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
for ((thr = $thrlo; thr <= $thrhi; thr*=2)); do
actual_size=$((actual_rsz*count*thr))
total_size=$((actual_size*ndevs))
# show computed parameters
- str=`printf 'ost %2d sz %8dK rsz %4d obj %4d thr %4d ' \
+ str=`printf 'ost %2d sz %8dK rsz %4dK obj %4d thr %4d ' \
$ndevs $total_size $actual_rsz $total_nobj $total_thr`
echo "=======================> $str" >> $workf
print_summary -n "$str"
fi
# create the objects
tmpf="${workf}_tmp"
- for ((idx = 0; idx < ndevs; idx++)); do
+ for ((idx = 0; idx < $ndevs; idx++)); do
host=${host_names[$idx]}
devno=${devnos[$idx]}
client_name="${host}:${client_names[$idx]}"
for host in ${unique_hosts[@]}; do
echo -n > ${cmdsf}_${host}
done
- for ((idx = 0; idx < ndevs; idx++)); do
+ for ((idx = 0; idx < $ndevs; idx++)); do
host=${host_names[$idx]}
devno=${devnos[$idx]}
tmpfi="${tmpf}_$idx"
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
t0=`date +%s.%N`
pidcount=0
for host in ${unique_hosts[@]}; do
- # brutal hack to deal with a non-shared /tmp
- scp -q ${cmdsf}_${host} ${host}:/tmp > /dev/null
- remote_shell $host bash ${cmdsf}_${host} &
+ remote_shell $host bash < ${cmdsf}_${host} &
pidarray[$pidcount]=$!
pidcount=$((pidcount+1))
done
for host in ${unique_hosts[@]}; do
rm ${cmdsf}_${host}
done
+
# compute bandwidth from total data / elapsed time
str=`awk "BEGIN {printf \"%7.2f \",\
$total_size / (( $t1 - $t0 ) * 1024)}"`
print_summary -n "$str"
# collect/check individual OST stats
echo -n > $tmpf
- for ((idx = 0; idx < ndevs; idx++)); do
+ for ((idx = 0; idx < $ndevs; idx++)); do
client_name="${host_names[$idx]}:${client_names[$idx]}"
tmpfi="${tmpf}_$idx"
echo "=============> $test $client_name" >> $workf
host="${host_names[$idx]}"
- scp -q ${host}:$tmpfi $tmpfi > /dev/null
- 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
done
print_summary ""
# destroy objects we created
- for ((idx = 0; idx < ndevs; idx++)); do
+ for ((idx = 0; idx < $ndevs; idx++)); do
host=${host_names[$idx]}
devno=${devnos[$idx]}
client_name="${host}:${client_names[$idx]}"
done
done
done
-
-cleanup 0
+cleanup 0 $clean_srv_OSS $cleanup_oscs
exit 0
git://git.whamcloud.com / fs / lustre-release.git / blobdiff