== sanity test 60c: unlink file when mds full ============ 10:00:57 (1784124057)
create 5000 files
 - open/close 826 (time 1784124069.73 total 10.00 last 82.59)
 - open/close 1592 (time 1784124079.74 total 20.01 last 76.56)
 - open/close 2324 (time 1784124089.74 total 30.01 last 73.15)
 - open/close 3149 (time 1784124099.75 total 40.02 last 82.42)
 - open/close 3917 (time 1784124109.76 total 50.03 last 76.73)
 - open/close 4626 (time 1784124119.77 total 60.04 last 70.85)
total: 5000 open/close in 65.52 seconds: 76.31 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1784124127 ; total 0 ; last 0)
total: 5000 unlinks in 45 seconds: 111.111115 unlinks/second
fail_loc=0