== sanity test 60c: unlink file when mds full ============ 16:01:33 (1787860893)
create 5000 files
 - open/close 494 (time 1787860908.32 total 10.00 last 49.39)
 - open/close 1042 (time 1787860918.32 total 20.01 last 54.77)
 - open/close 1551 (time 1787860928.33 total 30.01 last 50.89)
 - open/close 2134 (time 1787860938.33 total 40.01 last 58.28)
 - open/close 2655 (time 1787860948.35 total 50.03 last 52.02)
 - open/close 3230 (time 1787860958.37 total 60.05 last 57.36)
 - open/close 3788 (time 1787860968.37 total 70.06 last 55.78)
 - open/close 4418 (time 1787860978.39 total 80.07 last 62.92)
 - open/close 4961 (time 1787860988.40 total 90.08 last 54.24)
total: 5000 open/close in 90.70 seconds: 55.13 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1787860994 ; total 0 ; last 0)
total: 5000 unlinks in 61 seconds: 81.967216 unlinks/second
fail_loc=0