tests/generic/300

   1 #! /bin/bash
   2 # FSQA Test No. 300
   3 #
   4 # AIO/DIO stress test
   5 # Run random AIO/DIO activity and fallocate/punch_hole simultaneously
   6 # Test will operate on huge sparsed file so ENOSPC is expected.
   7 #
   8 #-----------------------------------------------------------------------
   9 # (c) 2013 Dmitry Monakhov
  10 #
  11 # This program is free software; you can redistribute it and/or
  12 # modify it under the terms of the GNU General Public License as
  13 # published by the Free Software Foundation.
  14 #
  15 # This program is distributed in the hope that it would be useful,
  16 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  17 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18 # GNU General Public License for more details.
  19 #
  20 # You should have received a copy of the GNU General Public License
  21 # along with this program; if not, write the Free Software Foundation,
  22 # Inc.,  51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  23 #
  24 #-----------------------------------------------------------------------
  25 #
  26
  27 seq=`basename $0`
  28 seqres=$RESULT_DIR/$seq
  29 seqres=$RESULT_DIR/$seq
  30 seqres=$RESULT_DIR/$seq
  31 echo "QA output created by $seq"
  32
  33 here=`pwd`
  34 tmp=/tmp/$$
  35 status=1        # failure is the default!
  36 trap "rm -f $tmp.*; exit \$status" 0 1 2 3 15
  37
  38 # get standard environment, filters and checks
  39 . ./common/rc
  40 . ./common/filter
  41
  42 # real QA test starts here
  43 _supported_fs generic
  44 _supported_os Linux
  45 _need_to_be_root
  46 _require_scratch
  47
  48 NUM_JOBS=$((4*LOAD_FACTOR))
  49 BLK_DEV_SIZE=`blockdev --getsz $SCRATCH_DEV`
  50 if [ $((BLK_DEV_SIZE)) -gt 1048576 ]
  51 then
  52     BLK_DEV_SIZE=1048576
  53 fi
  54 FS_SIZE=$((BLK_DEV_SIZE * 512))
  55
  56 cat >$tmp-$seq.fio <<EOF
  57 ###########
  58 # $seq test fio activity
  59 # Run DIO, fallocate and punch_hole threads on a single in parallel
  60 #
  61 # If race exist old dio request may rewrite punched block after it was
  62 # allocated to another file, we will catch that by verifying blocks content
  63 #
  64 [global]
  65 directory=${SCRATCH_MNT}
  66 filesize=${FS_SIZE}
  67 size=999G
  68 continue_on_error=write
  69 ignore_error=,ENOSPC
  70 error_dump=0
  71
  72 create_on_open=1
  73 fallocate=none
  74 exitall=1
  75
  76 ## Perform direct aio, to files which may be truncated
  77 ## by external task
  78 [direct_aio_raicer]
  79 ioengine=libaio
  80 iodepth=128*${LOAD_FACTOR}
  81 bs=128k
  82 direct=1
  83 numjobs=${NUM_JOBS}
  84 rw=randwrite
  85 runtime=100*${TIME_FACTOR}
  86 time_based
  87 filename=racer
  88
  89 # Run falloc and punch_hole threads in parallel
  90 # After activity file will be highly fragmented
  91 [falloc_raicer]
  92 ioengine=falloc
  93 runtime=100*${TIME_FACTOR}
  94 iodepth=1
  95 bssplit=128k/80:512k/10:32k/10
  96 rw=randwrite
  97 numjobs=1
  98 filename=racer
  99
 100 [punch_hole_raicer]
 101 ioengine=falloc
 102 runtime=100*${TIME_FACTOR}
 103 bs=4k
 104 time_based=10
 105 rw=randtrim
 106 numjobs=2
 107 filename=racer
 108 time_based
 109
 110 # Verifier thread continiously write to newly allcated blocks
 111 # and veryfy written content
 112 [aio-dio-verifier]
 113 ioengine=libaio
 114 iodepth=128*${LOAD_FACTOR}
 115 numjobs=1
 116 verify=crc32c-intel
 117 verify_fatal=1
 118 verify_dump=1
 119 verify_backlog=1024
 120 verify_async=4
 121 verifysort=1
 122 direct=1
 123 bs=4k
 124 rw=randwrite
 125 filename=aio-dio-verifier
 126 EOF
 127
 128 _workout()
 129 {
 130         echo ""
 131         echo "Run fio with random aio-dio pattern"
 132         echo ""
 133         cat $tmp-$seq.fio >>  $seqres.full
 134         run_check $FIO_PROG $tmp-$seq.fio
 135 }
 136
 137 _require_fio $tmp-$seq.fio
 138
 139 _scratch_mkfs_sized $FS_SIZE >> $seqres.full 2>&1
 140 _scratch_mount
 141
 142 if ! _workout; then
 143         umount $SCRATCH_DEV 2>/dev/null
 144         exit
 145 fi
 146
 147 if ! _scratch_unmount; then
 148         echo "failed to umount"
 149         status=1
 150         exit
 151 fi
 152 _check_scratch_fs
 153 status=$?
 154 exit