| 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 |