== sanity test 60c: unlink file when mds full ============ 06:01:27 (1787392887)
create 5000 files
 - open/close 459 (time 1787392902.44 total 10.01 last 45.86)
 - open/close 940 (time 1787392912.47 total 20.03 last 47.99)
 - open/close 1442 (time 1787392922.47 total 30.04 last 50.16)
 - open/close 1919 (time 1787392932.48 total 40.04 last 47.68)
 - open/close 2348 (time 1787392942.48 total 50.05 last 42.87)
 - open/close 2808 (time 1787392952.50 total 60.06 last 45.93)
 - open/close 3241 (time 1787392962.52 total 70.09 last 43.20)
 - open/close 3697 (time 1787392972.53 total 80.10 last 45.54)
 - open/close 4180 (time 1787392982.54 total 90.10 last 48.29)
 - open/close 4670 (time 1787392992.56 total 100.12 last 48.89)
total: 5000 open/close in 107.39 seconds: 46.56 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1787393003 ; total 0 ; last 0)
total: 5000 unlinks in 79 seconds: 63.291138 unlinks/second
fail_loc=0