== sanity test 60c: unlink file when mds full ============ 02:07:31 (1771398451)
create 5000 files
 - open/close 561 (time 1771398465.76 total 10.02 last 56.00)
 - open/close 1013 (time 1771398475.77 total 20.03 last 45.14)
 - open/close 1511 (time 1771398485.79 total 30.05 last 49.69)
 - open/close 1919 (time 1771398495.81 total 40.08 last 40.71)
 - open/close 2370 (time 1771398505.82 total 50.08 last 45.07)
 - open/close 2804 (time 1771398515.83 total 60.09 last 43.35)
 - open/close 3206 (time 1771398525.85 total 70.11 last 40.14)
 - open/close 3626 (time 1771398535.86 total 80.12 last 41.94)
 - open/close 3974 (time 1771398545.87 total 90.13 last 34.78)
 - open/close 4416 (time 1771398555.87 total 100.13 last 44.19)
 - open/close 4869 (time 1771398565.88 total 110.14 last 45.27)
total: 5000 open/close in 113.00 seconds: 44.25 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1771398573 ; total 0 ; last 0)
total: 5000 unlinks in 79 seconds: 63.291138 unlinks/second
fail_loc=0