lustre/tests/scrub-performance.sh

   1 #!/bin/bash
   2
   3 set -e
   4
   5 ONLY=${ONLY:-"$*"}
   6 ALWAYS_EXCEPT="$SCRUB_PERFORMANCE_EXCEPT"
   7 [ "$SLOW" = "no" ] && EXCEPT_SLOW=""
   8 # UPDATE THE COMMENT ABOVE WITH BUG NUMBERS WHEN CHANGING ALWAYS_EXCEPT!
   9
  10 LUSTRE=${LUSTRE:-$(cd $(dirname $0)/..; echo $PWD)}
  11 . $LUSTRE/tests/test-framework.sh
  12 init_test_env $@
  13 . ${CONFIG:=$LUSTRE/tests/cfg/$NAME.sh}
  14 init_logging
  15
  16 [ "$SLOW" = "no" ] &&
  17         skip "skip scrub performance test under non-SLOW mode" && exit 0
  18
  19 [ $(facet_fstype $SINGLEMDS) != ldiskfs ] &&
  20         skip "ldiskfs only test" && exit 0
  21 [[ $(lustre_version_code $SINGLEMDS) -lt $(version_code 2.2.90) ]] &&
  22         skip "Need MDS version at least 2.2.90" && exit 0
  23 require_dsh_mds || exit 0
  24
  25 NTHREADS=${NTHREADS:-0}
  26 UNIT=${UNIT:-1048576}
  27 BACKUP=${BACKUP:-0}
  28 MINCOUNT=${MINCOUNT:-8192}
  29 MAXCOUNT=${MAXCOUNT:-32768}
  30 FACTOR=${FACTOR:-2}
  31
  32 RCMD="do_facet ${SINGLEMDS}"
  33 RLCTL="${RCMD} ${LCTL}"
  34 MDT_DEV="${FSNAME}-MDT0000"
  35 MDT_DEVNAME=$(mdsdevname ${SINGLEMDS//mds/})
  36 SHOW_SCRUB="${RLCTL} get_param -n osd-ldiskfs.${MDT_DEV}.oi_scrub"
  37 remote_mds && ECHOCMD=${RCMD} || ECHOCMD="eval"
  38
  39 if [ ${NTHREADS} -eq 0 ]; then
  40         CPUCORE=$(${RCMD} cat /proc/cpuinfo | grep "processor.*:" | wc -l)
  41         NTHREADS=$((CPUCORE * 2))
  42 fi
  43
  44 stopall
  45
  46 if ! combined_mgs_mds ; then
  47         do_rpc_nodes $(facet_active_host mgs) load_modules_local
  48         add mgs $(mkfs_opts mgs $(mgsdevname)) --backfstype ldiskfs \
  49                 --reformat $(mgsdevname) $(mgsvdevname) ${quiet:+>/dev/null} ||
  50                 exit 1
  51
  52         start mgs $(mgsdevname) $MGS_MOUNT_OPTS || error "Fail to start MGS!"
  53 fi
  54
  55 do_rpc_nodes $(facet_active_host $SINGLEMDS) load_modules_local
  56 reformat_external_journal ${SINGLEMDS}
  57 add ${SINGLEMDS} $(mkfs_opts ${SINGLEMDS} ${MDT_DEVNAME}) --backfstype ldiskfs \
  58         --reformat ${MDT_DEVNAME} $(mdsvdevname 1) ${quiet:+>/dev/null} ||
  59         exit 2
  60
  61 scrub_attach() {
  62         ${ECHOCMD} "${LCTL} <<-EOF
  63                 attach echo_client scrub-MDT0000 scrub-MDT0000_UUID
  64                 setup ${MDT_DEV} mdd
  65         EOF"
  66 }
  67
  68 scrub_detach() {
  69         ${ECHOCMD} "${LCTL} <<-EOF
  70                 device scrub-MDT0000
  71                 cleanup
  72                 detach
  73         EOF"
  74 }
  75
  76 scrub_create() {
  77         local echodev=$(${RLCTL} dl | grep echo_client|awk '{print $1}')
  78         local j
  79
  80         ${ECHOCMD} "${LCTL} <<-EOF
  81                 cfg_device ${echodev}
  82                 test_mkdir ${tdir}
  83         EOF"
  84
  85         for ((j=1; j<${threads}; j++)); do
  86                 ${ECHOCMD} "${LCTL} <<-EOF
  87                         cfg_device ${echodev}
  88                         test_mkdir ${tdir}${j}
  89                 EOF"
  90         done
  91
  92         ${ECHOCMD} "${LCTL} <<-EOF
  93                 cfg_device ${echodev}
  94                 --threads ${threads} 0 ${echodev} test_create \
  95                 -d ${tdir} -D ${threads} -b ${lbase} -c 0 -n ${usize}
  96         EOF"
  97 }
  98
  99 scrub_cleanup() {
 100         stopall
 101         do_rpc_nodes $(facet_active_host $SINGLEMDS) unload_modules
 102         if ! combined_mgs_mds ; then
 103                 do_rpc_nodes $(facet_active_host mgs) unload_modules
 104         fi
 105         formatall
 106 }
 107
 108 scrub_create_nfiles() {
 109         local total=$1
 110         local lbase=$2
 111         local threads=$3
 112         local ldir="/test-${lbase}"
 113         local cycle=0
 114         local count=${UNIT}
 115
 116         while true; do
 117                 [ ${count} -eq 0 -o  ${count} -gt ${total} ] && count=${total}
 118                 local usize=$((count / NTHREADS))
 119                 [ ${usize} -eq 0 ] && break
 120                 local tdir=${ldir}-${cycle}-
 121
 122                 echo "[cycle: ${cycle}] [threads: ${threads}]"\
 123                      "[files: ${count}] [basedir: ${tdir}]"
 124                 start ${SINGLEMDS} $MDT_DEVNAME $MDS_MOUNT_OPTS ||
 125                         error "Fail to start MDS!"
 126                 scrub_attach
 127                 scrub_create
 128                 scrub_detach
 129                 stop ${SINGLEMDS} || error "Fail to stop MDS!"
 130
 131                 total=$((total - usize * NTHREADS))
 132                 [ ${total} -eq 0 ] && break
 133                 lbase=$((lbase + usize))
 134                 cycle=$((cycle + 1))
 135         done
 136 }
 137
 138 build_test_filter
 139
 140 test_0() {
 141         local BASECOUNT=0
 142         local i
 143
 144         for ((i=$MINCOUNT; i<=$MAXCOUNT; i=$((i * FACTOR)))); do
 145                 local nfiles=$((i - BASECOUNT))
 146                 local stime=$(date +%s)
 147
 148                 echo "+++ start to create for ${i} files set at: $(date) +++"
 149                 scrub_create_nfiles ${nfiles} ${BASECOUNT} ${NTHREADS} ||
 150                         error "Fail to create files!"
 151                 echo "+++ end to create for ${i} files set at: $(date) +++"
 152                 local etime=$(date +%s)
 153                 local delta=$((etime - stime))
 154                 [ $delta -gt 0 ] || delta=1
 155                 echo "create ${nfiles} files used ${delta} seconds"
 156                 echo "create speed is $((nfiles / delta))/sec"
 157
 158                 BASECOUNT=${i}
 159                 if [ ${BACKUP} -ne 0 ]; then
 160                         stime=$(date +%s)
 161                         echo "backup/restore ${i} files start at: $(date)"
 162                         mds_backup_restore $SINGLEMDS ||
 163                                 error "Fail to backup/restore!"
 164                         echo "backup/restore ${i} files end at: $(date)"
 165                         etime=$(date +%s)
 166                         delta=$((etime - stime))
 167                         [ $delta -gt 0 ] || delta=1
 168                         echo "backup/restore ${i} files used ${delta} seconds"
 169                         echo "backup/restore speed is $((i / delta))/sec"
 170                 else
 171                         mds_remove_ois $SINGLEMDS ||
 172                                 error "Fail to remove/recreate!"
 173                 fi
 174
 175                 echo "--- start to rebuild OI for $i files set at: $(date) ---"
 176                 start ${SINGLEMDS} $MDT_DEVNAME $MDS_MOUNT_OPTS > /dev/null ||
 177                         error "Fail to start MDS!"
 178
 179                 while true; do
 180                         local STATUS=$($SHOW_SCRUB |
 181                                         awk '/^status/ { print $2 }')
 182                         [ "$STATUS" == "completed" ] && break
 183                         sleep 3 # check status every 3 seconds
 184                 done
 185
 186                 echo "--- end to rebuild OI for ${i} files set at: $(date) ---"
 187                 local RTIME=$($SHOW_SCRUB | awk '/^run_time/ { print $2 }')
 188                 echo "rebuild OI for ${i} files used ${RTIME} seconds"
 189                 local SPEED=$($SHOW_SCRUB | awk '/^average_speed/ { print $2 }')
 190                 echo "rebuild speed is ${SPEED}/sec"
 191                 stop ${SINGLEMDS} > /dev/null || error "Fail to stop MDS!"
 192         done
 193 }
 194 run_test 0 "OI scrub performance test"
 195
 196 # cleanup the system at last
 197 scrub_cleanup
 198 complete $SECONDS
 199 exit_status