| 1 | # io_uring_cmd I/O engine for nvme-ns generic character device with FDP enabled |
| 2 | # This assumes the namespace is already configured with FDP support and has at |
| 3 | # least 8 available reclaim units. |
| 4 | # |
| 5 | # Each job targets different ranges of LBAs with different placement |
| 6 | # identifiers, and has different write intensity. |
| 7 | |
| 8 | [global] |
| 9 | filename=/dev/ng0n1 |
| 10 | ioengine=io_uring_cmd |
| 11 | cmd_type=nvme |
| 12 | iodepth=32 |
| 13 | bs=4K |
| 14 | fdp=1 |
| 15 | time_based=1 |
| 16 | runtime=1000 |
| 17 | |
| 18 | [write-heavy] |
| 19 | rw=randrw |
| 20 | rwmixwrite=90 |
| 21 | fdp_pli=0,1,2,3 |
| 22 | offset=0% |
| 23 | size=30% |
| 24 | |
| 25 | [write-mid] |
| 26 | rw=randrw |
| 27 | rwmixwrite=30 |
| 28 | fdp_pli=4,5 |
| 29 | offset=30% |
| 30 | size=30% |
| 31 | |
| 32 | [write-light] |
| 33 | rw=randrw |
| 34 | rwmixwrite=10 |
| 35 | fdp_pli=6 |
| 36 | offset=60% |
| 37 | size=30% |