examples/e4defrag2.fio

   1 #################################################
   2 # Hardcode defragmentation patterns
   3 # Please be careful, it can trigger kernel panic
   4 #################################################
   5 [global]
   6 ioengine=e4defrag
   7 group_reporting
   8 directory=/scratch
   9 nrfiles=1
  10 filesize=100M
  11 size=100M
  12 donorname=file.def
  13 bs=32k
  14
  15 ###########
  16 # Run several defragmentation threads for different files, but
  17 # use shared donor file
  18 [parallel-e4defrag]
  19 buffered=0
  20 inplace=0
  21 rw=write
  22 numjobs=4
  23
  24 ########
  25 # Run two defragmentation threads, each thread use another's file
  26 # as donor file
  27
  28 [e4defrag-1]
  29 stonewall
  30 inplace=0
  31 rw=write
  32 donorname=e4defrag-2
  33
  34 [e4defrag-2]
  35 inplace=0
  36 rw=write
  37 donorname=e4defrag-1
  38
  39 ###########
  40 # Run random defragment activity
  41 [e4defrag-fuzzer-4k]
  42 stonewall
  43 inplace=1
  44 bs=4k
  45 rw=randwrite
  46 filename=file
  47 donorname=file.def
  48
  49 ########
  50 # Run random e4defrag and various aio workers in parallel
  51 [e4defrag-fuzzer-4k]
  52 stonewall
  53 continue_on_error=all
  54 inplace=1
  55 bs=4k
  56 donorname=file3.def
  57 filename=file3
  58 time_based=30
  59 rw=randwrite
  60
  61 [buffered-aio-32k]
  62 continue_on_error=none
  63 verify=md5
  64 buffered=1
  65 ioengine=libaio
  66 iodepth=128
  67 bs=32k
  68 filename=file3
  69 rw=randrw
  70 runtime=30
  71 time_based=30
  72 numjobs=4
  73
  74 [direct-aio-32k]
  75 continue_on_error=none
  76 verify=md5
  77 buffered=0
  78 direct=1
  79 ioengine=libaio
  80 iodepth=128
  81 bs=32k
  82 filename=file3
  83 rw=randrw
  84 runtime=30
  85 time_based=30
  86 numjobs=4
  87
  88