| # The most basic form of data verification. Write the device randomly | |
| # in 4K chunks, then read it back and verify the contents. | |
| [write-and-verify] | |
| rw=randwrite | |
| bs=4k | |
| direct=1 | |
| ioengine=libaio | |
| iodepth=16 | |
| verify=crc32c | |
| # Use /dev/XXX. For running this on a file instead, remove the filename | |
| # option and add a size=32G (or whatever file size you want) instead. | |
| filename=/dev/XXX |