== sanity test 60c: unlink file when mds full ============ 16:53:18 (1779310398)
create 5000 files
 - open/close 569 (time 1779310411.54 total 10.00 last 56.90)
 - open/close 1112 (time 1779310421.57 total 20.02 last 54.17)
 - open/close 1662 (time 1779310431.57 total 30.03 last 54.99)
 - open/close 2273 (time 1779310441.57 total 40.03 last 61.08)
 - open/close 2833 (time 1779310451.59 total 50.05 last 55.92)
 - open/close 3432 (time 1779310461.59 total 60.05 last 59.87)
 - open/close 4040 (time 1779310471.61 total 70.07 last 60.71)
 - open/close 4641 (time 1779310481.61 total 80.07 last 60.10)
total: 5000 open/close in 85.63 seconds: 58.39 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1779310489 ; total 0 ; last 0)
total: 5000 unlinks in 60 seconds: 83.333336 unlinks/second
fail_loc=0