== sanity test 60c: unlink file when mds full ============ 23:24:37 (1783135477)
create 5000 files
 - open/close 463 (time 1783135492.46 total 10.01 last 46.24)
 - open/close 945 (time 1783135502.48 total 20.03 last 48.12)
 - open/close 1362 (time 1783135512.48 total 30.03 last 41.68)
 - open/close 1803 (time 1783135522.49 total 40.04 last 44.06)
 - open/close 2299 (time 1783135532.51 total 50.06 last 49.52)
 - open/close 2772 (time 1783135542.51 total 60.07 last 47.26)
 - open/close 3218 (time 1783135552.54 total 70.09 last 44.51)
 - open/close 3705 (time 1783135562.57 total 80.12 last 48.54)
 - open/close 4057 (time 1783135572.57 total 90.12 last 35.18)
 - open/close 4426 (time 1783135582.57 total 100.13 last 36.90)
 - open/close 4812 (time 1783135592.60 total 110.16 last 38.49)
total: 5000 open/close in 114.44 seconds: 43.69 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1783135601 ; total 0 ; last 0)
total: 5000 unlinks in 76 seconds: 65.789474 unlinks/second
fail_loc=0