== sanity test 60c: unlink file when mds full ============ 02:12:33 (1780380753)
create 5000 files
 - open/close 452 (time 1780380767.31 total 10.04 last 45.01)
 - open/close 892 (time 1780380777.32 total 20.05 last 43.96)
 - open/close 1330 (time 1780380787.32 total 30.05 last 43.79)
 - open/close 1757 (time 1780380797.33 total 40.07 last 42.64)
 - open/close 2203 (time 1780380807.35 total 50.09 last 44.51)
 - open/close 2567 (time 1780380817.37 total 60.10 last 36.35)
 - open/close 3009 (time 1780380827.38 total 70.11 last 44.14)
 - open/close 3390 (time 1780380837.39 total 80.12 last 38.07)
 - open/close 3843 (time 1780380847.39 total 90.13 last 45.28)
 - open/close 4269 (time 1780380857.41 total 100.14 last 42.53)
 - open/close 4660 (time 1780380867.43 total 110.16 last 39.03)
total: 5000 open/close in 118.97 seconds: 42.03 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1780380880 ; total 0 ; last 0)
total: 5000 unlinks in 90 seconds: 55.555557 unlinks/second
fail_loc=0