== sanity test 60c: unlink file when mds full ============ 01:19:25 (1785388765)
create 5000 files
 - open/close 435 (time 1785388781.61 total 10.01 last 43.47)
 - open/close 868 (time 1785388791.62 total 20.02 last 43.26)
 - open/close 1215 (time 1785388801.63 total 30.03 last 34.67)
 - open/close 1544 (time 1785388811.63 total 40.03 last 32.89)
 - open/close 1983 (time 1785388821.67 total 50.07 last 43.74)
 - open/close 2452 (time 1785388831.67 total 60.07 last 46.89)
 - open/close 2989 (time 1785388841.68 total 70.08 last 53.63)
 - open/close 3475 (time 1785388851.69 total 80.09 last 48.57)
 - open/close 3859 (time 1785388861.69 total 90.09 last 38.39)
 - open/close 4322 (time 1785388871.70 total 100.10 last 46.27)
 - open/close 4831 (time 1785388881.71 total 110.10 last 50.86)
total: 5000 open/close in 113.58 seconds: 44.02 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1785388890 ; total 0 ; last 0)
total: 5000 unlinks in 94 seconds: 53.191490 unlinks/second
fail_loc=0