projects / fio.git / blame
| Commit | Line | Data |
|---|---|---|
| 8b28bd41 DM |
1 | # |
| 2 | # Test for race-condition DIO-write vs punch_hole | |
| 3 | # If race exist dio may rewrite punched block after | |
| 4 | # it was allocated to another file, we will catch that | |
| 5 | # by verifying blocks content | |
| 6 | # | |
| 7 | [global] | |
| 8 | ioengine=libaio | |
| 9 | directory=/scratch | |
| 10 | # File size is reasonably huge to provoke ENOSPC | |
| 11 | filesize=128G | |
| 12 | size=999G | |
| 13 | iodepth=128 | |
| 14 | ||
| 15 | # Expect write failure due to ENOSPC, skip error dump | |
| 16 | continue_on_error=write | |
| 17 | ignore_error=,ENOSPC | |
| 18 | error_dump=0 | |
| 19 | fallocate=none | |
| 20 | exitall | |
| 21 | ||
| 22 | # Two threads (dio and punch_hole) operate on single file:'raicer', | |
| 23 | # We do not care about data content here | |
| 24 | [dio-raicer] | |
| 25 | bs=128k | |
| 26 | direct=1 | |
| 27 | buffered=0 | |
| 28 | rw=randwrite | |
| 29 | runtime=100 | |
| 30 | filename=raicer | |
| 31 | time_based | |
| 32 | ||
| 33 | [punch_hole-raicer] | |
| 34 | bs=4k | |
| 35 | rw=randtrim | |
| 36 | filename=raicer | |
| 37 | ||
| 38 | # Verifier thread continiously write to newly allcated blocks | |
| 39 | # and veryfy written content | |
| 40 | [aio-dio-verifier] | |
| 41 | create_on_open=1 | |
| 42 | verify=crc32c-intel | |
| 43 | verify_fatal=1 | |
| 44 | verify_dump=1 | |
| 45 | verify_backlog=1024 | |
| 46 | verify_async=4 | |
| 47 | direct=1 | |
| 48 | # block size should be equals to fs block size to prevent short writes | |
| 49 | bs=4k | |
| 50 | rw=randrw | |
| 51 | filename=aio-dio-verifier |