== sanity test 60c: unlink file when mds full ============ 07:06:12 (1787569572)
create 5000 files
 - open/close 426 (time 1787569587.37 total 10.01 last 42.54)
 - open/close 868 (time 1787569597.40 total 20.05 last 44.05)
 - open/close 1286 (time 1787569607.41 total 30.06 last 41.77)
 - open/close 1742 (time 1787569617.42 total 40.07 last 45.54)
 - open/close 2215 (time 1787569627.43 total 50.08 last 47.26)
 - open/close 2702 (time 1787569637.44 total 60.08 last 48.69)
 - open/close 3221 (time 1787569647.45 total 70.09 last 51.83)
 - open/close 3742 (time 1787569657.46 total 80.10 last 52.07)
 - open/close 4226 (time 1787569667.46 total 90.11 last 48.36)
 - open/close 4634 (time 1787569677.47 total 100.12 last 40.76)
total: 5000 open/close in 108.69 seconds: 46.00 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1787569690 ; total 0 ; last 0)
total: 5000 unlinks in 81 seconds: 61.728394 unlinks/second
fail_loc=0