== sanity test 60c: unlink file when mds full ============ 06:32:10 (1787394730)
create 5000 files
 - open/close 667 (time 1787394744.78 total 10.02 last 66.60)
 - open/close 1345 (time 1787394754.78 total 20.02 last 67.79)
 - open/close 1958 (time 1787394764.78 total 30.02 last 61.26)
 - open/close 2588 (time 1787394774.80 total 40.04 last 62.91)
 - open/close 3214 (time 1787394784.82 total 50.06 last 62.48)
 - open/close 3846 (time 1787394794.82 total 60.06 last 63.15)
 - open/close 4506 (time 1787394804.83 total 70.07 last 65.96)
total: 5000 open/close in 77.73 seconds: 64.32 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1787394816 ; total 0 ; last 0)
total: 5000 unlinks in 61 seconds: 81.967216 unlinks/second
fail_loc=0