== sanity test 60c: unlink file when mds full ============ 01:49:23 (1769755763)
create 5000 files
 - open/close 483 (time 1769755777.45 total 10.00 last 48.28)
 - open/close 938 (time 1769755787.46 total 20.01 last 45.45)
 - open/close 1463 (time 1769755797.48 total 30.03 last 52.42)
 - open/close 2000 (time 1769755807.49 total 40.04 last 53.64)
 - open/close 2482 (time 1769755817.51 total 50.07 last 48.09)
 - open/close 2975 (time 1769755827.52 total 60.07 last 49.29)
 - open/close 3462 (time 1769755837.54 total 70.09 last 48.60)
 - open/close 3960 (time 1769755847.56 total 80.11 last 49.69)
 - open/close 4459 (time 1769755857.57 total 90.12 last 49.86)
 - open/close 4790 (time 1769755867.57 total 100.12 last 33.08)
total: 5000 open/close in 105.93 seconds: 47.20 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1769755879 ; total 0 ; last 0)
total: 5000 unlinks in 74 seconds: 67.567566 unlinks/second
fail_loc=0