== sanity test 60c: unlink file when mds full ============ 21:22:50 (1788830570)
create 5000 files
 - open/close 729 (time 1788830584.21 total 10.01 last 72.83)
 - open/close 1395 (time 1788830594.21 total 20.01 last 66.59)
 - open/close 1945 (time 1788830604.22 total 30.02 last 54.94)
 - open/close 2564 (time 1788830614.23 total 40.03 last 61.86)
 - open/close 3247 (time 1788830624.25 total 50.04 last 68.19)
 - open/close 3825 (time 1788830634.26 total 60.06 last 57.73)
 - open/close 4473 (time 1788830644.27 total 70.07 last 64.73)
total: 5000 open/close in 79.44 seconds: 62.94 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1788830657 ; total 0 ; last 0)
total: 5000 unlinks in 52 seconds: 96.153847 unlinks/second
fail_loc=0