== sanity test 60c: unlink file when mds full ============ 23:39:36 (1781235576)
create 5000 files
 - open/close 463 (time 1781235591.24 total 10.01 last 46.25)
 - open/close 863 (time 1781235601.25 total 20.02 last 39.98)
 - open/close 1239 (time 1781235611.26 total 30.02 last 37.58)
 - open/close 1661 (time 1781235621.29 total 40.05 last 42.07)
 - open/close 2083 (time 1781235631.29 total 50.06 last 42.18)
 - open/close 2458 (time 1781235641.33 total 60.09 last 37.37)
 - open/close 2910 (time 1781235651.34 total 70.10 last 45.16)
 - open/close 3313 (time 1781235661.35 total 80.12 last 40.23)
 - open/close 3733 (time 1781235671.36 total 90.12 last 41.99)
 - open/close 4152 (time 1781235681.38 total 100.15 last 41.78)
 - open/close 4526 (time 1781235691.40 total 110.16 last 37.35)
 - open/close 4955 (time 1781235701.41 total 120.18 last 42.84)
total: 5000 open/close in 121.11 seconds: 41.29 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1781235706 ; total 0 ; last 0)
total: 5000 unlinks in 86 seconds: 58.139534 unlinks/second
fail_loc=0