== sanity test 60c: unlink file when mds full ============ 00:49:50 (1787460590)
create 5000 files
 - open/close 481 (time 1787460604.73 total 10.01 last 48.04)
 - open/close 986 (time 1787460614.76 total 20.04 last 50.38)
 - open/close 1438 (time 1787460624.78 total 30.05 last 45.12)
 - open/close 1853 (time 1787460634.78 total 40.06 last 41.48)
 - open/close 2323 (time 1787460644.79 total 50.07 last 46.96)
 - open/close 2793 (time 1787460654.80 total 60.08 last 46.93)
 - open/close 3198 (time 1787460664.83 total 70.11 last 40.40)
 - open/close 3686 (time 1787460674.86 total 80.13 last 48.68)
 - open/close 4120 (time 1787460684.86 total 90.14 last 43.37)
 - open/close 4553 (time 1787460694.87 total 100.15 last 43.24)
total: 5000 open/close in 109.54 seconds: 45.65 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1787460709 ; total 0 ; last 0)
total: 5000 unlinks in 68 seconds: 73.529411 unlinks/second
fail_loc=0