#!/bin/bash
-
+set -e
######################################################################
# customize per survey
# ... use 'host:name' for obd instances on other nodes.
# allow these to be passed in via string...
# OR
-# one can specify only case=disk or case=network or case=netdisk through
+# one can specify only case=disk or case=network or case=netdisk through
# command line.
# Perquisite: For "disk" case and "netdisk" case you need to have lustre setup
# with one or more ost's. For "network" case you need to have all
-# modules (those llmount.sh loades) loaded in kernel. And the
+# modules (those llmount.sh loades) loaded in kernel. And the
# 'lctl dl' output must be blank.
# How to run test:
# $ nobjhi=2 thrhi=2 size=1024 targets="lustre-OST0000 lustre-OST0001 ..." sh obdfilter-survey
# case 2 (network):
# $ 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
+# 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
# 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
+#[ NOTE: It is advised to have automated login (passwordless entry) between server and
# client systems on which this test runs.]
-# include library
-source $(dirname $0)/libecho
+# include library
+source $(dirname $0)/iokit-libecho
# The following variables can be set in the environment, or on the
# command line
# result file prefix (date/time + hostname makes unique)
# NB ensure path to it exists
rslt_loc=${rslt_loc:-"/tmp"}
-rslt=${rslt:-"$rslt_loc/obdfilter_survey_`date +%F@%R`_`uname -n`"}
+rslt=${rslt:-"$rslt_loc/obdfilter_survey_$(date +%F@%R)_$(uname -n)"}
# Set this true to check file contents
verify=${verify:-0}
case=${case:-"disk"}
# total size (MBytes) per obd instance
-# large enough to avoid cache effects
+# 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=${rszhi:-1024}
+rszmax=${rszmax:-4096}
# number of objects per OST
nobjlo=${nobjlo:-1}
# 3. number of object to be created (specified by user)
# 4. tempfile name
create_objects () {
- local host=$1
- local devno=$2
- local nobj=$3
- local rfile=$4
- remote_shell $host $lctl --device $devno create $nobj > $rfile 2>&1
- first=0
- prev=0
- count=0
- error=0
-
- # 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
- else
- echo $first
- fi
- return $error
+ local host=$1
+ local devno=$2
+ local nobj=$3
+ local rfile=$4
+
+ remote_shell $host $lctl --device $devno create $nobj > $rfile 2>&1
+ first=0
+ prev=0
+ count=0
+ error=0
+
+ # 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
+ else
+ echo $first
+ fi
+ return $error
}
# destroys all objects created in create_objects routine
# parameter: 3. start obj id.
destroy_objects () {
- local host=$1
- local devno=$2
- local obj0=$3
- local nobj=$4
- local rfile=$5
- remote_shell $host $lctl --device $devno destroy $obj0 $nobj > $rfile 2>&1
+ local host=$1
+ local devno=$2
+ local obj0=$3
+ local nobj=$4
+ local rfile=$5
+
+ remote_shell $host $lctl --device $devno destroy $obj0 $nobj > $rfile 2>&1
}
get_stats () {
- local rfile=$1
- 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;\
- next}\
- {if (n != 0) {n = -1; exit}}\
- END {printf "%d %f %f\n", n, min, max}'
+ local rfile=$1
+
+ 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; \
+ next; \
+ } \
+ { \
+ if (n != 0) { \
+ n = -1; \
+ exit; \
+ } \
+ } \
+ END { \
+ printf "%d %f %f\n", n, min, max \
+ }'
}
get_global_stats () {
- local rfile=$1
- awk < $rfile 'BEGIN {n = 0;}\
- {n++; if (n == 1) {err = $1; min = $2; max = $3} else\
- {if ($1 < err) err = $1;\
- if ($2 < min) min = $2;\
- if ($3 > max) max = $3}}\
- END {if (n == 0) err = 0;\
- printf "%d %f %f\n", err, min, max}'
+ local rfile=$1
+
+ awk < $rfile \
+ 'BEGIN { \
+ n = 0; \
+ } \
+ { \
+ n++; \
+ if (n == 1) { \
+ err = $1; \
+ min = $2; \
+ max = $3; \
+ } else { \
+ if ($1 < err) \
+ err = $1; \
+ if ($2 < min) \
+ min = $2; \
+ if ($3 > max) \
+ max = $3; \
+ } \
+ } \
+ END { \
+ if (n == 0) \
+ err = 0; \
+ printf "%d %f %f\n", err, min, max \
+ }'
}
# enable or disable data check.
# parameter: 1. read/write
testname2type () {
- # 'x' disables data check
- if ((verify)); then
- x=""
- else
- x="x"
- fi
- case $1 in
+ # 'x' disables data check
+ if ((verify)); then
+ x=""
+ else
+ x="x"
+ fi
+ case $1 in
*write*) echo "w$x";;
*) echo "r$x";;
- esac
+ 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
+ case $case in
+ disk) echo "p";;
+ *) echo "g";;
+ esac
}
print_summary () {
- if [ "$1" = "-n" ]; then
- minusn=$1; shift
- else
- minusn=""
- fi
- echo $minusn "$*" >> $rsltf
- echo $minusn "$*"
+ if [ "$1" = "-n" ]; then
+ minusn=$1; shift
+ else
+ minusn=""
+ fi
+ echo $minusn "$*" >> $rsltf
+ echo $minusn "$*"
+}
+
+# Return a numeric version code based on a version string. The version
+# code is useful for comparison two version strings to see which is newer.
+version_code() {
+ # split arguments like "2.3.61" into "2", "3", "61"
+ eval set -- $(tr "[:punct:]" " " <<< $*)
+ echo -n "$((($1 << 16) | ($2 << 8) | $3))"
+}
+
+# inspired from the lustre_build_version routine in test-framework.sh
+get_lustre_version() {
+ local host=${1:-${unique_hosts[0]}}
+ local ver
+
+ ver=$(remote_shell $host "$lctl get_param -n version 2>/dev/null ||
+ $lctl lustre_build_version 2>/dev/null ||
+ $lctl --version 2>/dev/null | cut -d' ' -f2")
+ local lver=$(egrep -i "lustre: |version: " <<<$ver | head -n 1)
+ [ -n "$lver" ] && ver="$lver"
+
+ sed -e 's/.*: //' -e 's/^v//' -e 's/-.*//' -e 's/_/./g' <<<$ver |
+ cut -d. -f1-4
+}
+
+# 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
if [ -n "$targets" ]; then
- declare -a ost_names
- declare -a client_names
- count=0
- for name in $targets; do
- if [ $case == "disk" ]; then
- ost_names[$count]=$name
- else
- client_names[$count]=$name
- fi
- count=$((count+1))
- done
+ declare -a ost_names
+ declare -a client_names
+ count=0
+ for name in $targets; do
+ if [ $case == "disk" ]; then
+ ost_names[$count]=$name
+ else
+ client_names[$count]=$name
+ fi
+ count=$((count + 1))
+ done
fi
# what tests to run (first must be write)
tests_str=${tests_str:-""}
if [ -n "$tests_str" ]; then
- declare -a tests
- count=0
- for name in $tests_str; do
- tests[$count]=$name
- count=$((count+1))
- done
+ declare -a tests
+ count=0
+ for name in $tests_str; do
+ tests[$count]=$name
+ count=$((count + 1))
+ done
else
- #tests=(write rewrite read reread rewrite_again)
- tests=(write rewrite read)
+ #tests=(write rewrite read reread rewrite_again)
+ tests=(write rewrite read)
fi
# restart from here iff all are defined
restart_thr=1
restart_nobj=1
-# machine's page size (K)
-if [ -z "$PAGE_SIZE" ]; then
- if which python >/dev/null; then
- PAGE_SIZE=`echo 'import resource; print resource.getpagesize()/1024;' |python`
- fi
-fi
+# machine's page size (KB)
+PAGE_SIZE=${PAGE_SIZE:-$(($(getconf PAGE_SIZE) / 1024))}
PAGE_SIZE=${PAGE_SIZE:-4}
-# max buffer_mem (total_threads * buffer size)
-# (to avoid lctl ENOMEM problems)
-max_buffer_mem=$((1024 * 1024))
snap=1
clean_srv_OSS=0
-# Customisation variables ends here.
+# 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
+ modprobe obdecho
fi
if [ ${#tests[@]} -eq 0 -o "${tests[0]}" != "write" ]; then
- echo "tests: ${tests[@]}"
- echo "First test must be 'write'" 1>&2
- exit 1
+ echo "tests: ${tests[@]}"
+ echo "First test must be 'write'" 1>&2
+ exit 1
fi
rsltf="${rslt}.summary"
# hide a little trick to unset this from the command line
if [ "$lustre_root" == " " ]; then
- unset lustre_root
+ unset lustre_root
fi
if [ -z "$lustre_root" ]; then
- lctl=lctl
+ lctl=lctl
else
- lctl=${lustre_root}/utils/lctl
+ lctl=${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))
+ 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
+ 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[@]}
+ 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 hostname or ip-address of server"
- exit 1;
- fi
- # 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 "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| 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 $server_nid "echotmp" "echotmp_UUID"
- client_names[0]="echotmp_ecc"
+ server_nid=$targets
+ if [ -z "$server_nid" ]; then
+ echo "Specify hostname or ip-address of server"
+ exit 1;
+ fi
+ # 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 $server_nid "echo_srv"
+ oss_on_srv=$(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| 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 $server_nid "echotmp" "echotmp_UUID"
+ client_names[0]="echotmp_ecc"
fi
if [ -z "$targets" ]; then
- if [ $case == "disk" ]; then
- get_targets
- ndevs=${#ost_names[@]}
- fi
+ if [ $case == "disk" ]; then
+ get_targets
+ ndevs=${#ost_names[@]}
+ fi
fi
# get vmstat started
# disable portals debug and get obdecho loaded on all relevant hosts
-unique_hosts=(`unique ${host_names[@]}`)
+unique_hosts=($(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 >> $host_vmstatf" &> /dev/null &
- pid=$!
- vmstatpids[$pidcount]=$pid
- pidcount=$((pidcount+1))
+ host_vmstatf=${vmstatf}_${host}
+ echo -n > $host_vmstatf
+ remote_shell $host "vmstat 5 >> $host_vmstatf" &> /dev/null &
+ pid=$!
+ vmstatpids[$pidcount]=$pid
+ pidcount=$((pidcount + 1))
done
# get all the echo_client device numbers and names
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
- exit 1
- fi
- devnos[$i]=${devno[0]}
- client_names[$i]=${devno[1]}
- do_teardown_ec[$i]=${devno[2]}
+ host=${host_names[$i]}
+ devno=($(get_ec_devno $host "${client_names[$i]}" "${ost_names[$i]}"))
+ if ((${#devno[@]} != 3)); then
+ exit 1
+ fi
+ devnos[$i]=${devno[0]}
+ 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
+ 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 <= $thrhi; thr*=2)); do
- if ((thr % nobj)); then
- continue
- fi
- # restart?
- if [ -n "$restart_rsz" -a\
- -n "$restart_nobj" -a\
- -n "$restart_thr" ]; then
- if ((rsz < restart_rsz ||\
- (rsz == restart_rsz &&\
- (nobj < restart_nobj ||\
- (nobj == restart_nobj &&\
- thr < restart_thr))))); then
- continue;
- fi
- fi
- # compute parameters
- total_thr=$((ndevs*thr))
- total_nobj=$((ndevs*nobj))
- pages=$((rsz/PAGE_SIZE))
- actual_rsz=$((pages*PAGE_SIZE))
- count=$((size*1024/(actual_rsz*thr)))
- actual_size=$((actual_rsz*count*thr))
- total_size=$((actual_size*ndevs))
- # show computed parameters
- 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"
- if ((total_thr * actual_rsz > max_buffer_mem)); then
- print_summary "Too much buffer space"
- continue
- fi
- # create the objects
- tmpf="${workf}_tmp"
- for ((idx = 0; idx < $ndevs; idx++)); do
- host=${host_names[$idx]}
- devno=${devnos[$idx]}
- client_name="${host}:${client_names[$idx]}"
- echo "=============> Create $nobj on $client_name" >> $workf
- first_obj=`create_objects $host $devno $nobj $tmpf`
- cat $tmpf >> $workf
- rm $tmpf
- if [ $first_obj = "ERROR" ]; then
- print_summary "created object #s on $client_name not contiguous"
- exit 1
- fi
- first_objs[$idx]=$first_obj
- done
- # run tests
- for test in ${tests[@]}; do
- declare -a pidarray
- for host in ${unique_hosts[@]}; do
- echo "starting run for test: $test rsz: $rsz threads: $thr objects: $nobj" >> ${vmstatf}_${host}
- done
- print_summary -n "$test "
- # create per-host script files
- for host in ${unique_hosts[@]}; do
- echo -n > ${cmdsf}_${host}
- done
- for ((idx = 0; idx < $ndevs; idx++)); do
- host=${host_names[$idx]}
- devno=${devnos[$idx]}
- tmpfi="${tmpf}_$idx"
- first_obj=${first_objs[$idx]}
- thr_per_obj=$((${thr}/${nobj}))
- echo >> ${cmdsf}_${host} \
- "$lctl > $tmpfi 2>&1 \\
- --threads $thr -$snap $devno \\
- test_brw $count `testname2type $test` q $pages \\
- ${thr_per_obj}t${first_obj} `testcase2mode $pages` &"
- done
- pidcount=0
- for host in ${unique_hosts[@]}; do
- echo "wait" >> ${cmdsf}_${host}
- pidarray[$pidcount]=0
- pidcount=$((pidcount+1))
- done
- # timed run of all the per-host script files
- t0=`date +%s.%N`
- pidcount=0
- for host in ${unique_hosts[@]}; do
- remote_shell $host bash < ${cmdsf}_${host} &
- pidarray[$pidcount]=$!
- pidcount=$((pidcount+1))
- done
- pidcount=0
- for host in ${unique_hosts[@]}; do
- wait ${pidarray[$pidcount]}
- pidcount=$((pidcount+1))
- done
- #wait
- t1=`date +%s.%N`
- # clean up per-host script files
- 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 < $ndevs; idx++)); do
- client_name="${host_names[$idx]}:${client_names[$idx]}"
- tmpfi="${tmpf}_$idx"
- echo "=============> $test $client_name" >> $workf
- host="${host_names[$idx]}"
- 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
- cat $tmpf >> $workf
- stats=(`get_global_stats $tmpf`)
- rm $tmpf
- if ((stats[0] <= 0)); then
- if ((stats[0] < 0)); then
- str=`printf "%17s " ERROR`
- else
- str=`printf "%17s " SHORT`
- fi
- else
- str=`awk "BEGIN {printf \"[%7.2f,%7.2f] \",\
- (${stats[1]} * $actual_rsz)/1024,\
- (${stats[2]} * $actual_rsz)/1024; exit}"`
- fi
- print_summary -n "$str"
- done
- print_summary ""
- # destroy objects we created
- for ((idx = 0; idx < $ndevs; idx++)); do
- host=${host_names[$idx]}
- devno=${devnos[$idx]}
- client_name="${host}:${client_names[$idx]}"
- first_obj=${first_objs[$idx]}
- echo "=============> Destroy $nobj on $client_name" >> $workf
- destroy_objects $host $devno $first_obj $nobj $tmpf
- cat $tmpf >> $workf
- rm $tmpf
- done
- done
- done
-done
+ for ((nobj = $nobjlo; nobj <= $nobjhi; nobj*=2)); do
+ for ((thr = $thrlo; thr <= $thrhi; thr*=2)); do
+ if ((thr % nobj)); then
+ continue
+ fi
+ # restart?
+ if [ -n "$restart_rsz" -a \
+ -n "$restart_nobj" -a \
+ -n "$restart_thr" ]; then
+ if ((rsz < restart_rsz ||
+ (rsz == restart_rsz &&
+ (nobj < restart_nobj ||
+ (nobj == restart_nobj &&
+ thr < restart_thr))))); then
+ continue;
+ fi
+ fi
+
+ # compute parameters
+ total_thr=$((ndevs * thr))
+ total_nobj=$((ndevs * nobj))
+ pages=$((rsz / PAGE_SIZE))
+ actual_rsz=$((pages * PAGE_SIZE))
+ count=$((size * 1024 / (actual_rsz * thr)))
+ actual_size=$((actual_rsz * count * thr))
+ total_size=$((actual_size * ndevs))
+
+ # show computed parameters
+ str=$(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"
+
+ # create the objects
+ tmpf="${workf}_tmp"
+ for ((idx = 0; idx < $ndevs; idx++)); do
+ host=${host_names[$idx]}
+ devno=${devnos[$idx]}
+ client_name="${host}:${client_names[$idx]}"
+ echo "=============> Create $nobj on $client_name" >> $workf
+ first_obj=$(create_objects $host $devno $nobj $tmpf)
+ cat $tmpf >> $workf
+ rm $tmpf
+ if [ $first_obj = "ERROR" ]; then
+ print_summary "created object #s on $client_name not contiguous"
+ exit 1
+ fi
+ first_objs[$idx]=$first_obj
+ done # $ndevs
+
+ # run tests
+ for test in ${tests[@]}; do
+ declare -a pidarray
+ for host in ${unique_hosts[@]}; do
+ remote_shell $host \
+ "lctl set_param -n osd*.*OST*.force_sync 1"
+ echo "starting run for test: $test rsz: $rsz " \
+ "threads: $thr objects: $nobj" >> ${vmstatf}_${host}
+ done
+ print_summary -n "$test "
+
+ # create per-host script files
+ for host in ${unique_hosts[@]}; do
+ echo -n > ${cmdsf}_${host}
+ done
+ for ((idx = 0; idx < $ndevs; idx++)); do
+ host=${host_names[$idx]}
+ devno=${devnos[$idx]}
+ tmpfi="${tmpf}_$idx"
+ first_obj=${first_objs[$idx]}
+ thr_per_obj=$((${thr}/${nobj}))
+ echo >> ${cmdsf}_${host} \
+ "$lctl > $tmpfi 2>&1 \\
+ --threads $thr -$snap $devno \\
+ test_brw $count $(testname2type $test) q $pages \\
+ ${thr_per_obj}t${first_obj} $(testcase2mode)$pages &"
+ done # $ndevs
+ pidcount=0
+ for host in ${unique_hosts[@]}; do
+ echo "wait" >> ${cmdsf}_${host}
+ pidarray[$pidcount]=0
+ pidcount=$((pidcount + 1))
+ done
+ # timed run of all the per-host script files
+ t0=$(date +%s.%N)
+ pidcount=0
+ for host in ${unique_hosts[@]}; do
+ remote_shell $host bash < ${cmdsf}_${host} &
+ pidarray[$pidcount]=$!
+ pidcount=$((pidcount + 1))
+ done
+ pidcount=0
+ for host in ${unique_hosts[@]}; do
+ wait ${pidarray[$pidcount]}
+ pidcount=$((pidcount + 1))
+ done
+ #wait
+ t1=$(date +%s.%N)
+ # clean up per-host script files
+ 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 < $ndevs; idx++)); do
+ client_name="${host_names[$idx]}:${client_names[$idx]}"
+ tmpfi="${tmpf}_$idx"
+ echo "=============> $test $client_name" >> $workf
+ host="${host_names[$idx]}"
+ remote_shell $host cat $tmpfi > ${tmpfi}_local
+ cat ${tmpfi}_local >> $workf
+ get_stats ${tmpfi}_local >> $tmpf
+ rm -f $tmpfi ${tmpfi}_local
+ done # $ndevs
+
+ # compute/display global min/max stats
+ echo "=============> $test global" >> $workf
+ cat $tmpf >> $workf
+ stats=($(get_global_stats $tmpf))
+ rm $tmpf
+ if ((stats[0] <= 0)); then
+ if ((stats[0] < 0)); then
+ str=$(printf "%17s " ERROR)
+ else
+ str=$(printf "%17s " SHORT)
+ fi
+ else
+ str=$(awk "BEGIN {printf \"[%7.2f, %7.2f] \",\
+ (${stats[1]} * $actual_rsz)/1024,\
+ (${stats[2]} * $actual_rsz)/1024; exit}")
+ fi
+ print_summary -n "$str"
+ done # $tests[]
+ print_summary ""
+
+ # destroy objects we created
+ for ((idx = 0; idx < $ndevs; idx++)); do
+ host=${host_names[$idx]}
+ devno=${devnos[$idx]}
+ client_name="${host}:${client_names[$idx]}"
+ first_obj=${first_objs[$idx]}
+ echo "=============> Destroy $nobj on $client_name" >> $workf
+ destroy_objects $host $devno $first_obj $nobj $tmpf
+ cat $tmpf >> $workf
+ rm $tmpf
+ done # $ndevs
+ done # $thr
+ done # $nobj
+done # $rsz
cleanup 0 $clean_srv_OSS $cleanup_oscs
exit 0