== sanity test 60c: unlink file when mds full ============ 08:00:00 (1787659200)
create 5000 files
 - open/close 613 (time 1787659215.26 total 10.01 last 61.21)
 - open/close 1198 (time 1787659225.27 total 20.02 last 58.46)
 - open/close 1742 (time 1787659235.28 total 30.03 last 54.33)
 - open/close 2287 (time 1787659245.29 total 40.04 last 54.45)
 - open/close 2830 (time 1787659255.31 total 50.06 last 54.23)
 - open/close 3374 (time 1787659265.31 total 60.06 last 54.40)
 - open/close 3954 (time 1787659275.31 total 70.06 last 57.97)
 - open/close 4594 (time 1787659285.32 total 80.07 last 63.93)
total: 5000 open/close in 87.13 seconds: 57.38 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1787659296 ; total 0 ; last 0)
total: 5000 unlinks in 70 seconds: 71.428574 unlinks/second
fail_loc=0