== sanity test 60c: unlink file when mds full ============ 15:52:17 (1777578737)
create 5000 files
 - open/close 397 (time 1777578752.76 total 10.03 last 39.59)
 - open/close 742 (time 1777578762.80 total 20.07 last 34.34)
 - open/close 1042 (time 1777578772.81 total 30.08 last 29.97)
 - open/close 1393 (time 1777578782.81 total 40.08 last 35.09)
 - open/close 1812 (time 1777578792.83 total 50.10 last 41.82)
 - open/close 2237 (time 1777578802.84 total 60.11 last 42.48)
 - open/close 2567 (time 1777578812.86 total 70.13 last 32.92)
 - open/close 2909 (time 1777578822.89 total 80.16 last 34.12)
 - open/close 3261 (time 1777578832.93 total 90.20 last 35.05)
 - open/close 3614 (time 1777578842.95 total 100.22 last 35.22)
 - open/close 3922 (time 1777578852.98 total 110.25 last 30.72)
 - open/close 4299 (time 1777578862.99 total 120.26 last 37.66)
 - open/close 4712 (time 1777578873.01 total 130.28 last 41.21)
total: 5000 open/close in 137.35 seconds: 36.40 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1777578884 ; total 0 ; last 0)
total: 5000 unlinks in 90 seconds: 55.555557 unlinks/second
fail_loc=0