== sanity test 60c: unlink file when mds full ============ 04:03:05 (1788508985)
create 5000 files
 - open/close 463 (time 1788508998.86 total 10.03 last 46.15)
 - open/close 972 (time 1788509008.87 total 20.04 last 50.88)
 - open/close 1461 (time 1788509018.89 total 30.06 last 48.81)
 - open/close 1919 (time 1788509028.89 total 40.06 last 45.78)
 - open/close 2368 (time 1788509038.90 total 50.07 last 44.87)
 - open/close 2839 (time 1788509048.90 total 60.07 last 47.09)
 - open/close 3291 (time 1788509058.91 total 70.08 last 45.15)
 - open/close 3777 (time 1788509068.92 total 80.09 last 48.55)
 - open/close 4206 (time 1788509078.93 total 90.10 last 42.86)
 - open/close 4610 (time 1788509088.96 total 100.13 last 40.28)
total: 5000 open/close in 108.91 seconds: 45.91 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1788509102 ; total 0 ; last 0)
total: 5000 unlinks in 75 seconds: 66.666664 unlinks/second
fail_loc=0