== sanity test 60c: unlink file when mds full ============ 15:15:53 (1788462953)
create 5000 files
 - open/close 279 (time 1788462967.62 total 10.02 last 27.85)
 - open/close 445 (time 1788462977.99 total 20.39 last 16.01)
 - open/close 654 (time 1788462988.00 total 30.40 last 20.88)
 - open/close 827 (time 1788462998.62 total 41.02 last 16.29)
 - open/close 1101 (time 1788463008.63 total 51.03 last 27.36)
 - open/close 1417 (time 1788463018.65 total 61.05 last 31.55)
 - open/close 1655 (time 1788463028.65 total 71.05 last 23.80)
 - open/close 2058 (time 1788463038.67 total 81.07 last 40.23)
 - open/close 2569 (time 1788463048.67 total 91.07 last 51.09)
 - open/close 3110 (time 1788463058.68 total 101.08 last 54.06)
 - open/close 3626 (time 1788463068.69 total 111.08 last 51.57)
 - open/close 4133 (time 1788463078.69 total 121.09 last 50.66)
 - open/close 4696 (time 1788463088.71 total 131.10 last 56.23)
total: 5000 open/close in 138.05 seconds: 36.22 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1788463100 ; total 0 ; last 0)
total: 5000 unlinks in 68 seconds: 73.529411 unlinks/second
fail_loc=0