== sanity test 60c: unlink file when mds full ============ 04:36:34 (1787387794)
create 5000 files
 - open/close 482 (time 1787387809.06 total 10.01 last 48.14)
 - open/close 1019 (time 1787387819.07 total 20.02 last 53.65)
 - open/close 1560 (time 1787387829.09 total 30.04 last 54.01)
 - open/close 2109 (time 1787387839.10 total 40.05 last 54.84)
 - open/close 2591 (time 1787387849.11 total 50.06 last 48.15)
 - open/close 3075 (time 1787387859.12 total 60.07 last 48.36)
 - open/close 3623 (time 1787387869.12 total 70.07 last 54.80)
 - open/close 4165 (time 1787387879.12 total 80.07 last 54.18)
 - open/close 4699 (time 1787387889.12 total 90.07 last 53.39)
total: 5000 open/close in 95.83 seconds: 52.18 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1787387899 ; total 0 ; last 0)
total: 5000 unlinks in 78 seconds: 64.102562 unlinks/second
fail_loc=0