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 _supported_os Linux
  28 _require_scratch
  29 _require_odirect
  30 _require_block_device $SCRATCH_DEV
  31
  32 # xfs_io is not required for this test, but it's the best way to verify
  33 # the test system supports fallocate() for allocation and hole punching
  34 _require_xfs_io_command "falloc"
  35 _require_xfs_io_command "fpunch"
  36
  37 rm -f $seqres.full
  38
  39 NUM_JOBS=$((4*LOAD_FACTOR))
  40 BLK_DEV_SIZE=`blockdev --getsz $SCRATCH_DEV`
  41 if [ $((BLK_DEV_SIZE)) -gt 1048576 ]
  42 then
  43     BLK_DEV_SIZE=1048576
  44 fi
  45 FS_SIZE=$((BLK_DEV_SIZE * 512))
  46
  47 cat >$fio_config <<EOF
  48 ###########
  49 # $seq test fio activity
  50 # Run DIO, fallocate and punch_hole threads on a single in parallel
  51 #
  52 # If race exist old dio request may rewrite punched block after it was
  53 # allocated to another file, we will catch that by verifying blocks content
  54 #
  55 [global]
  56 directory=${SCRATCH_MNT}
  57 filesize=${FS_SIZE}
  58 size=999G
  59 continue_on_error=write
  60 ignore_error=,ENOSPC
  61 error_dump=0
  62
  63 create_on_open=1
  64 fallocate=none
  65 exitall=1
  66
  67 ## Perform direct aio, to files which may be truncated
  68 ## by external task
  69 [direct_aio_raicer]
  70 ioengine=libaio
  71 iodepth=128*${LOAD_FACTOR}
  72 bs=128k
  73 direct=1
  74 numjobs=${NUM_JOBS}
  75 rw=randwrite
  76 runtime=100*${TIME_FACTOR}
  77 time_based
  78 filename=racer
  79
  80 # Run falloc and punch_hole threads in parallel
  81 # After activity file will be highly fragmented
  82 [falloc_raicer]
  83 ioengine=falloc
  84 runtime=100*${TIME_FACTOR}
  85 iodepth=1
  86 bssplit=128k/80:512k/10:32k/10
  87 rw=randwrite
  88 numjobs=1
  89 filename=racer
  90
  91 [punch_hole_raicer]
  92 ioengine=falloc
  93 runtime=100*${TIME_FACTOR}
  94 bs=4k
  95 time_based=10
  96 rw=randtrim
  97 numjobs=2
  98 filename=racer
  99 time_based
 100
 101 # Verifier thread continiously write to newly allcated blocks
 102 # and veryfy written content
 103 [aio-dio-verifier]
 104 ioengine=libaio
 105 iodepth=128*${LOAD_FACTOR}
 106 numjobs=1
 107 verify=crc32c-intel
 108 verify_fatal=1
 109 verify_dump=1
 110 verify_backlog=1024
 111 verify_async=4
 112 verifysort=1
 113 direct=1
 114 bs=4k
 115 rw=randwrite
 116 filename=aio-dio-verifier
 117 EOF
 118
 119 _workout()
 120 {
 121         echo ""
 122         echo "Run fio with random aio-dio pattern"
 123         echo ""
 124         cat $fio_config >>  $seqres.full
 125         run_check $FIO_PROG $fio_config
 126 }
 127
 128 _require_fio $fio_config
 129
 130 _scratch_mkfs_sized $FS_SIZE >> $seqres.full 2>&1
 131 _scratch_mount
 132
 133 if ! _workout; then
 134         _scratch_unmount 2>/dev/null
 135         exit
 136 fi
 137
 138 if ! _scratch_unmount; then
 139         echo "failed to umount"
 140         status=1
 141         exit
 142 fi
 143 status=0
 144 exit