== sanity test 60c: unlink file when mds full ============ 17:28:28 (1778534908)
create 5000 files
 - open/close 829 (time 1778534921.38 total 10.02 last 82.77)
 - open/close 1671 (time 1778534931.39 total 20.02 last 84.15)
 - open/close 2541 (time 1778534941.39 total 30.02 last 86.99)
 - open/close 3242 (time 1778534951.41 total 40.04 last 69.97)
 - open/close 4014 (time 1778534961.42 total 50.05 last 77.13)
 - open/close 4860 (time 1778534971.42 total 60.06 last 84.54)
total: 5000 open/close in 62.10 seconds: 80.51 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1778534978 ; total 0 ; last 0)
total: 5000 unlinks in 37 seconds: 135.135132 unlinks/second
fail_loc=0