== sanity test 60c: unlink file when mds full ============ 06:03:26 (1778839406)
create 5000 files
 - open/close 604 (time 1778839420.69 total 10.01 last 60.34)
 - open/close 1195 (time 1778839430.69 total 20.01 last 59.07)
 - open/close 1749 (time 1778839440.70 total 30.02 last 55.37)
 - open/close 2283 (time 1778839450.71 total 40.03 last 53.34)
 - open/close 2792 (time 1778839460.71 total 50.03 last 50.89)
 - open/close 3312 (time 1778839470.72 total 60.04 last 51.96)
 - open/close 3901 (time 1778839480.73 total 70.05 last 58.83)
 - open/close 4386 (time 1778839490.74 total 80.07 last 48.43)
 - open/close 4840 (time 1778839500.77 total 90.10 last 45.27)
total: 5000 open/close in 94.62 seconds: 52.84 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1778839510 ; total 0 ; last 0)
total: 5000 unlinks in 60 seconds: 83.333336 unlinks/second
fail_loc=0