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_os Linux
  27 _supported_fs ext4
  28 _require_scratch
  29 _require_defrag
  30 _require_odirect
  31
  32 BLK_DEV_SIZE=`blockdev --getsz $SCRATCH_DEV`
  33 # We need space for 2 files (test file, and donor one)
  34 # reserve 30% in order to avoid ENOSPC
  35 FILE_SIZE=$((BLK_DEV_SIZE * (512 / (2 + 1))))
  36
  37 cat >$fio_config <<EOF
  38 # Common e4defrag regression tests
  39 [global]
  40 ioengine=ioe_e4defrag
  41 iodepth=1
  42 directory=${SCRATCH_MNT}
  43 filesize=${FILE_SIZE}
  44 size=999G
  45 buffered=0
  46 fadvise_hint=0
  47 continue_on_error=write
  48 ignore_error=,EBUSY
  49
  50 ##########################################
  51 # Test2
  52 # Perform defragmentation on file under buffered io
  53 # while third task does direct io to donor file
  54 #
  55 # Continuous sequential defrag activity
  56 [defrag-4k]
  57 stonewall
  58 ioengine=e4defrag
  59 iodepth=1
  60 bs=128k
  61 donorname=test2.def
  62 filename=test2
  63 inplace=0
  64 rw=write
  65 numjobs=${LOAD_FACTOR}
  66 runtime=30*${TIME_FACTOR}
  67 time_based
  68
  69 # Run DIO/AIO for donor file
  70 [donor-file-fuzzer]
  71 ioengine=libaio
  72 iodepth=128*${LOAD_FACTOR}
  73 numjobs=${LOAD_FACTOR}
  74 verify=0
  75 direct=1
  76 bs=64k
  77 rw=randwrite
  78 filename=test2.def
  79 runtime=30*${TIME_FACTOR}
  80 time_based
  81
  82 # Verifier thread
  83 [aio-dio-verifier]
  84 ioengine=libaio
  85 iodepth=128*${LOAD_FACTOR}
  86 numjobs=1
  87 verify=crc32c-intel
  88 verify_fatal=1
  89 verify_dump=1
  90 verify_backlog=1024
  91 verify_async=1
  92 verifysort=1
  93 buffered=1
  94 bs=64k
  95 rw=randrw
  96 filename=test2
  97 runtime=30*${TIME_FACTOR}
  98 time_based
  99
 100 EOF
 101
 102 _workout()
 103 {
 104         echo ""
 105         echo " Start defragment activity"
 106         echo ""
 107         cat $fio_config >>  $seqres.full
 108         run_check $FIO_PROG $fio_config
 109 }
 110
 111 _require_fio $fio_config
 112
 113 rm -f $seqres.full
 114 _scratch_mkfs  >> $seqres.full 2>&1
 115 _scratch_mount
 116
 117 if ! _workout; then
 118         _scratch_unmount 2>/dev/null
 119         exit
 120 fi
 121
 122 if ! _scratch_unmount; then
 123         echo "failed to umount"
 124         status=1
 125         exit
 126 fi
 127 status=0
 128 exit