| # |
| # Test for race-condition DIO-write vs punch_hole |
| # If race exist dio may rewrite punched block after |
| # it was allocated to another file, we will catch that |
| # by verifying blocks content |
| # |
| [global] |
| ioengine=libaio |
| directory=/scratch |
| # File size is reasonably huge to provoke ENOSPC |
| filesize=128G |
| size=999G |
| iodepth=128 |
| |
| # Expect write failure due to ENOSPC, skip error dump |
| continue_on_error=write |
| ignore_error=,ENOSPC |
| error_dump=0 |
| fallocate=none |
| exitall |
| |
| # Two threads (dio and punch_hole) operate on single file:'raicer', |
| # We do not care about data content here |
| [dio-raicer] |
| bs=128k |
| direct=1 |
| buffered=0 |
| rw=randwrite |
| runtime=100 |
| filename=raicer |
| time_based |
| |
| [punch_hole-raicer] |
| bs=4k |
| rw=randtrim |
| filename=raicer |
| |
| # Verifier thread continiously write to newly allcated blocks |
| # and veryfy written content |
| [aio-dio-verifier] |
| create_on_open=1 |
| verify=crc32c-intel |
| verify_fatal=1 |
| verify_dump=1 |
| verify_backlog=1024 |
| verify_async=4 |
| direct=1 |
| # block size should be equals to fs block size to prevent short writes |
| bs=4k |
| rw=randrw |
| filename=aio-dio-verifier |
