== sanity test 60c: unlink file when mds full ============ 13:07:44 (1790096864)
create 5000 files
 - open/close 521 (time 1790096878.30 total 10.01 last 52.06)
 - open/close 983 (time 1790096888.31 total 20.02 last 46.16)
 - open/close 1418 (time 1790096898.31 total 30.02 last 43.49)
 - open/close 1965 (time 1790096908.33 total 40.04 last 54.58)
 - open/close 2508 (time 1790096918.35 total 50.05 last 54.23)
 - open/close 3049 (time 1790096928.35 total 60.05 last 54.09)
 - open/close 3519 (time 1790096938.35 total 70.06 last 46.97)
 - open/close 4029 (time 1790096948.36 total 80.07 last 50.98)
 - open/close 4556 (time 1790096958.38 total 90.09 last 52.58)
total: 5000 open/close in 98.76 seconds: 50.63 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1790096971 ; total 0 ; last 0)
total: 5000 unlinks in 66 seconds: 75.757576 unlinks/second
fail_loc=0