tests/ext4/302

   1 #! /bin/bash
   2 # SPDX-License-Identifier: GPL-2.0
   3
   4 #
   5 # FSQA Test No. 302
   6 #
   7 # Ext4 defragmentation stress test
   8 # Perform defragmentation on file under buffered io
   9 # while third task does direct io to donor file
  10 seq=`basename $0`
  11 seqres=$RESULT_DIR/$seq
  12 echo "QA output created by $seq"
  13
  14 here=`pwd`
  15 tmp=/tmp/$$
  16 fio_config=$tmp.fio
  17 status=1        # failure is the default!
  18 trap "rm -f $tmp.*; exit \$status" 0 1 2 3 15
  19
  20 # get standard environment, filters and checks
  21 . ./common/rc
  22 . ./common/filter
  23 . ./common/defrag
  24
  25 # real QA test starts here
  26 _supported_fs ext4
  27 _require_scratch
  28 _require_defrag
  29 _require_odirect
  30
  31 BLK_DEV_SIZE=`blockdev --getsz $SCRATCH_DEV`
  32 # We need space for 2 files (test file, and donor one)
  33 # reserve 30% in order to avoid ENOSPC
  34 FILE_SIZE=$((BLK_DEV_SIZE * (512 / (2 + 1))))
  35
  36 cat >$fio_config <<EOF
  37 # Common e4defrag regression tests
  38 [global]
  39 ioengine=ioe_e4defrag
  40 iodepth=1
  41 directory=${SCRATCH_MNT}
  42 filesize=${FILE_SIZE}
  43 size=999G
  44 buffered=0
  45 fadvise_hint=0
  46 continue_on_error=write
  47 ignore_error=,EBUSY
  48
  49 ##########################################
  50 # Test2
  51 # Perform defragmentation on file under buffered io
  52 # while third task does direct io to donor file
  53 #
  54 # Continuous sequential defrag activity
  55 [defrag-4k]
  56 stonewall
  57 ioengine=e4defrag
  58 iodepth=1
  59 bs=128k
  60 donorname=test2.def
  61 filename=test2
  62 inplace=0
  63 rw=write
  64 numjobs=${LOAD_FACTOR}
  65 runtime=30*${TIME_FACTOR}
  66 time_based
  67
  68 # Run DIO/AIO for donor file
  69 [donor-file-fuzzer]
  70 ioengine=libaio
  71 iodepth=128*${LOAD_FACTOR}
  72 numjobs=${LOAD_FACTOR}
  73 verify=0
  74 direct=1
  75 bs=64k
  76 rw=randwrite
  77 filename=test2.def
  78 runtime=30*${TIME_FACTOR}
  79 time_based
  80
  81 # Verifier thread
  82 [aio-dio-verifier]
  83 ioengine=libaio
  84 iodepth=128*${LOAD_FACTOR}
  85 numjobs=1
  86 verify=crc32c-intel
  87 verify_fatal=1
  88 verify_dump=1
  89 verify_backlog=1024
  90 verify_async=1
  91 verifysort=1
  92 buffered=1
  93 bs=64k
  94 rw=randrw
  95 filename=test2
  96 runtime=30*${TIME_FACTOR}
  97 time_based
  98
  99 EOF
 100
 101 _workout()
 102 {
 103         echo ""
 104         echo " Start defragment activity"
 105         echo ""
 106         cat $fio_config >>  $seqres.full
 107         run_check $FIO_PROG $fio_config
 108 }
 109
 110 _require_fio $fio_config
 111
 112 rm -f $seqres.full
 113 _scratch_mkfs  >> $seqres.full 2>&1
 114 _scratch_mount
 115
 116 if ! _workout; then
 117         _scratch_unmount 2>/dev/null
 118         exit
 119 fi
 120
 121 if ! _scratch_unmount; then
 122         echo "failed to umount"
 123         status=1
 124         exit
 125 fi
 126 status=0
 127 exit