== sanity test 60c: unlink file when mds full ============ 15:46:55 (1760125615)
create 5000 files
 - open/close 583 (time 1760125628.93 total 10.01 last 58.25)
 - open/close 1172 (time 1760125638.93 total 20.02 last 58.86)
 - open/close 1748 (time 1760125648.93 total 30.02 last 57.60)
 - open/close 2316 (time 1760125658.94 total 40.02 last 56.75)
 - open/close 2933 (time 1760125668.95 total 50.03 last 61.66)
 - open/close 3540 (time 1760125678.97 total 60.05 last 60.58)
 - open/close 4120 (time 1760125688.99 total 70.07 last 57.89)
 - open/close 4695 (time 1760125698.99 total 80.07 last 57.47)
total: 5000 open/close in 85.72 seconds: 58.33 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1760125707 ; total 0 ; last 0)
total: 5000 unlinks in 56 seconds: 89.285713 unlinks/second
fail_loc=0