== sanity test 60c: unlink file when mds full ============ 05:07:21 (1768298841)
create 5000 files
 - open/close 584 (time 1768298855.27 total 10.01 last 58.32)
 - open/close 1201 (time 1768298865.28 total 20.03 last 61.63)
 - open/close 1855 (time 1768298875.29 total 30.03 last 65.36)
 - open/close 2416 (time 1768298885.31 total 40.06 last 55.95)
 - open/close 2871 (time 1768298895.33 total 50.07 last 45.45)
 - open/close 3245 (time 1768298905.33 total 60.08 last 37.37)
 - open/close 3735 (time 1768298915.34 total 70.08 last 48.98)
 - open/close 4218 (time 1768298925.35 total 80.10 last 48.24)
 - open/close 4674 (time 1768298935.36 total 90.10 last 45.56)
total: 5000 open/close in 96.45 seconds: 51.84 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1768298946 ; total 0 ; last 0)
total: 5000 unlinks in 70 seconds: 71.428574 unlinks/second
fail_loc=0