lustre/tests/run_iozone.sh

   1 #!/bin/bash
   2 set -x
   3
   4 TMP=${TMP:-/tmp}
   5
   6 TESTSUITELOG=${TESTSUITELOG:-$TMP/recovery-mds-scale}
   7 LOG=${TESTSUITELOG}_$(basename $0)-$(hostname)
   8 DEBUGLOG=${LOG}.debug
   9
  10 mkdir -p ${LOG%/*}
  11
  12 rm -f $LOG $DEBUGLOG
  13 exec 2>$DEBUGLOG
  14
  15 if [ -z "$MOUNT" -o -z "$END_RUN_FILE" -o -z "$LOAD_PID_FILE" ]; then
  16     echo "The following must be set: MOUNT END_RUN_FILE LOAD_PID_FILE"
  17     exit 1
  18 fi
  19
  20 echoerr () { echo "$@" 1>&2 ; }
  21
  22 signaled() {
  23     echoerr "$(date +'%F %H:%M:%S'): client load was signaled to terminate"
  24     kill -TERM -$PPID
  25     sleep 5
  26     kill -KILL -$PPID
  27 }
  28
  29 trap signaled TERM
  30
  31 # recovery-mds-scale uses this to signal the client loads to die
  32 echo $$ >$LOAD_PID_FILE
  33
  34 TESTDIR=$MOUNT/d0.iozone-$(hostname)
  35
  36 # needed to debug oom problem
  37 #echo 1 > /proc/sys/vm/vm_gfp_debug
  38 #killpids=""
  39 #vmstat 1 1000000 >$TMP/iozone.vmstat.out &
  40 #killpids="$killpids $!"
  41 #$LUSTRE_TESTS/runvmstat > $TMP/iozone.runvmstat.out &
  42 #killpids="$killpids $!"
  43
  44 CONTINUE=true
  45 while [ ! -e "$END_RUN_FILE" ] && $CONTINUE; do
  46     echoerr "$(date +'%F %H:%M:%S'): iozone run starting"
  47     mkdir -p $TESTDIR
  48     cd $TESTDIR
  49     iozone -a -M -R -V 0xab -g 100M -q 512k -i0 -i1 -f $TESTDIR/iozone-file 1>$LOG &
  50     load_pid=$!
  51     wait $load_pid
  52     if [ ${PIPESTATUS[0]} -eq 0 ]; then
  53         echoerr "$(date +'%F %H:%M:%S'): iozone succeeded"
  54         cd $TMP
  55         rm -rf $TESTDIR
  56         if [ -d $TESTDIR ]; then
  57             echoerr "$(date +'%F %H:%M:%S'): failed to remove $TESTDIR"
  58             echo $(hostname) >> $END_RUN_FILE
  59             CONTINUE=false
  60         fi
  61         echoerr "$(date +'%F %H:%M:%S'): iozone run finished"
  62     else
  63         echoerr "$(date +'%F %H:%M:%S'): iozone failed"
  64         if [ -z "$ERRORS_OK" ]; then
  65             echo $(hostname) >> $END_RUN_FILE
  66         fi
  67         if [ $BREAK_ON_ERROR ]; then
  68             # break
  69             CONTINUE=false
  70         fi
  71     fi
  72 done
  73
  74 echoerr "$(date +'%F %H:%M:%S'): iozone run exiting"
  75 #kill $killpids
  76 #sleep 5
  77 #kill -9 $killpids