== sanity test 60c: unlink file when mds full ============ 09:56:24 (1787579784)
create 5000 files
 - open/close 415 (time 1787579799.47 total 10.00 last 41.48)
 - open/close 857 (time 1787579809.49 total 20.02 last 44.12)
 - open/close 1306 (time 1787579819.51 total 30.04 last 44.85)
 - open/close 1775 (time 1787579829.55 total 40.08 last 46.68)
 - open/close 2178 (time 1787579839.56 total 50.09 last 40.28)
 - open/close 2582 (time 1787579849.56 total 60.09 last 40.38)
 - open/close 2919 (time 1787579859.58 total 70.11 last 33.65)
 - open/close 3234 (time 1787579869.60 total 80.13 last 31.44)
 - open/close 3619 (time 1787579879.61 total 90.14 last 38.46)
 - open/close 4070 (time 1787579889.63 total 100.16 last 45.01)
 - open/close 4390 (time 1787579899.63 total 110.16 last 31.99)
 - open/close 4750 (time 1787579909.66 total 120.19 last 35.91)
total: 5000 open/close in 127.20 seconds: 39.31 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1787579922 ; total 0 ; last 0)
total: 5000 unlinks in 87 seconds: 57.471264 unlinks/second
fail_loc=0