== sanity test 60c: unlink file when mds full ============ 14:56:20 (1787338580)
create 5000 files
 - open/close 489 (time 1787338594.38 total 10.02 last 48.82)
 - open/close 977 (time 1787338604.39 total 20.02 last 48.77)
 - open/close 1428 (time 1787338614.41 total 30.04 last 45.02)
 - open/close 1848 (time 1787338624.42 total 40.06 last 41.94)
 - open/close 2301 (time 1787338634.42 total 50.06 last 45.30)
 - open/close 2769 (time 1787338644.44 total 60.08 last 46.70)
 - open/close 3257 (time 1787338654.45 total 70.08 last 48.78)
 - open/close 3722 (time 1787338664.48 total 80.11 last 46.37)
 - open/close 4177 (time 1787338674.49 total 90.13 last 45.43)
 - open/close 4689 (time 1787338684.51 total 100.14 last 51.12)
total: 5000 open/close in 106.88 seconds: 46.78 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1787338695 ; total 0 ; last 0)
total: 5000 unlinks in 74 seconds: 67.567566 unlinks/second
fail_loc=0