== sanity test 60c: unlink file when mds full ============ 02:07:46 (1778652466)
create 5000 files
 - open/close 619 (time 1778652480.26 total 10.02 last 61.80)
 - open/close 1323 (time 1778652490.27 total 20.02 last 70.35)
 - open/close 1962 (time 1778652500.28 total 30.04 last 63.82)
 - open/close 2593 (time 1778652510.28 total 40.04 last 63.09)
 - open/close 3294 (time 1778652520.29 total 50.04 last 70.05)
 - open/close 4268 (time 1778652530.29 total 60.04 last 97.39)
total: 5000 open/close in 68.77 seconds: 72.71 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1778652541 ; total 0 ; last 0)
total: 5000 unlinks in 33 seconds: 151.515152 unlinks/second
fail_loc=0