== sanity test 60c: unlink file when mds full ============ 21:25:37 (1787707537)
create 5000 files
 - open/close 506 (time 1787707552.32 total 10.04 last 50.38)
 - open/close 986 (time 1787707562.33 total 20.05 last 47.97)
 - open/close 1450 (time 1787707572.34 total 30.05 last 46.37)
 - open/close 1980 (time 1787707582.35 total 40.07 last 52.94)
 - open/close 2433 (time 1787707592.35 total 50.07 last 45.26)
 - open/close 2949 (time 1787707602.37 total 60.09 last 51.54)
 - open/close 3452 (time 1787707612.38 total 70.09 last 50.26)
 - open/close 3888 (time 1787707622.39 total 80.11 last 43.55)
 - open/close 4342 (time 1787707632.40 total 90.12 last 45.34)
 - open/close 4791 (time 1787707642.41 total 100.13 last 44.87)
total: 5000 open/close in 104.65 seconds: 47.78 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1787707651 ; total 0 ; last 0)
total: 5000 unlinks in 71 seconds: 70.422539 unlinks/second
fail_loc=0