== sanity test 60c: unlink file when mds full ============ 09:33:41 (1782480821)
create 5000 files
 - open/close 465 (time 1782480836.06 total 10.02 last 46.40)
 - open/close 936 (time 1782480846.09 total 20.05 last 46.99)
 - open/close 1387 (time 1782480856.10 total 30.06 last 45.02)
 - open/close 1824 (time 1782480866.13 total 40.09 last 43.58)
 - open/close 2230 (time 1782480876.13 total 50.09 last 40.59)
 - open/close 2696 (time 1782480886.17 total 60.13 last 46.44)
 - open/close 3134 (time 1782480896.23 total 70.18 last 43.55)
 - open/close 3569 (time 1782480906.24 total 80.20 last 43.45)
 - open/close 4025 (time 1782480916.25 total 90.21 last 45.53)
 - open/close 4471 (time 1782480926.27 total 100.23 last 44.51)
 - open/close 4931 (time 1782480936.28 total 110.23 last 45.99)
total: 5000 open/close in 111.98 seconds: 44.65 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1782480942 ; total 1 ; last 1)
total: 5000 unlinks in 78 seconds: 64.102562 unlinks/second
fail_loc=0