tests/generic/300

   1 #! /bin/bash
   2 # SPDX-License-Identifier: GPL-2.0
   3
   4 #
   5 # FSQA Test No. 300
   6 #
   7 # AIO/DIO stress test
   8 # Run random AIO/DIO activity and fallocate/punch_hole simultaneously
   9 # Test will operate on huge sparsed file so ENOSPC is expected.
  10 #
  11 seq=`basename $0`
  12 seqres=$RESULT_DIR/$seq
  13 echo "QA output created by $seq"
  14
  15 here=`pwd`
  16 tmp=/tmp/$$
  17 fio_config=$tmp.fio
  18 status=1        # failure is the default!
  19 trap "rm -f $tmp.*; exit \$status" 0 1 2 3 15
  20
  21 # get standard environment, filters and checks
  22 . ./common/rc
  23 . ./common/filter
  24
  25 # real QA test starts here
  26 _supported_fs generic
  27 _require_scratch
  28 _require_odirect
  29 _require_block_device $SCRATCH_DEV
  30
  31 # xfs_io is not required for this test, but it's the best way to verify
  32 # the test system supports fallocate() for allocation and hole punching
  33 _require_xfs_io_command "falloc"
  34 _require_xfs_io_command "fpunch"
  35
  36 rm -f $seqres.full
  37
  38 NUM_JOBS=$((4*LOAD_FACTOR))
  39 BLK_DEV_SIZE=`blockdev --getsz $SCRATCH_DEV`
  40 if [ $((BLK_DEV_SIZE)) -gt 1048576 ]
  41 then
  42     BLK_DEV_SIZE=1048576
  43 fi
  44 FS_SIZE=$((BLK_DEV_SIZE * 512))
  45
  46 cat >$fio_config <<EOF
  47 ###########
  48 # $seq test fio activity
  49 # Run DIO, fallocate and punch_hole threads on a single in parallel
  50 #
  51 # If race exist old dio request may rewrite punched block after it was
  52 # allocated to another file, we will catch that by verifying blocks content
  53 #
  54 [global]
  55 directory=${SCRATCH_MNT}
  56 filesize=${FS_SIZE}
  57 size=999G
  58 continue_on_error=write
  59 ignore_error=,ENOSPC
  60 error_dump=0
  61
  62 create_on_open=1
  63 fallocate=none
  64 exitall=1
  65
  66 ## Perform direct aio, to files which may be truncated
  67 ## by external task
  68 [direct_aio_raicer]
  69 ioengine=libaio
  70 iodepth=128*${LOAD_FACTOR}
  71 bs=128k
  72 direct=1
  73 numjobs=${NUM_JOBS}
  74 rw=randwrite
  75 runtime=100*${TIME_FACTOR}
  76 time_based
  77 filename=racer
  78
  79 # Run falloc and punch_hole threads in parallel
  80 # After activity file will be highly fragmented
  81 [falloc_raicer]
  82 ioengine=falloc
  83 runtime=100*${TIME_FACTOR}
  84 iodepth=1
  85 bssplit=128k/80:512k/10:32k/10
  86 rw=randwrite
  87 numjobs=1
  88 filename=racer
  89
  90 [punch_hole_raicer]
  91 ioengine=falloc
  92 runtime=100*${TIME_FACTOR}
  93 bs=4k
  94 time_based=10
  95 rw=randtrim
  96 numjobs=2
  97 filename=racer
  98 time_based
  99
 100 # Verifier thread continiously write to newly allcated blocks
 101 # and veryfy written content
 102 [aio-dio-verifier]
 103 ioengine=libaio
 104 iodepth=128*${LOAD_FACTOR}
 105 numjobs=1
 106 verify=crc32c-intel
 107 verify_fatal=1
 108 verify_dump=1
 109 verify_backlog=1024
 110 verify_async=4
 111 verifysort=1
 112 direct=1
 113 bs=4k
 114 rw=randwrite
 115 filename=aio-dio-verifier
 116 EOF
 117
 118 _workout()
 119 {
 120         echo ""
 121         echo "Run fio with random aio-dio pattern"
 122         echo ""
 123         cat $fio_config >>  $seqres.full
 124         run_check $FIO_PROG $fio_config
 125 }
 126
 127 _require_fio $fio_config
 128
 129 _scratch_mkfs_sized $FS_SIZE >> $seqres.full 2>&1
 130 _scratch_mount
 131
 132 if ! _workout; then
 133         _scratch_unmount 2>/dev/null
 134         exit
 135 fi
 136
 137 if ! _scratch_unmount; then
 138         echo "failed to umount"
 139         status=1
 140         exit
 141 fi
 142 status=0
 143 exit