== sanity test 60c: unlink file when mds full ============ 11:43:38 (1788623018)
create 5000 files
 - open/close 576 (time 1788623033.06 total 10.00 last 57.57)
 - open/close 1189 (time 1788623043.09 total 20.03 last 61.16)
 - open/close 1896 (time 1788623053.09 total 30.03 last 70.69)
 - open/close 2535 (time 1788623063.09 total 40.03 last 63.87)
 - open/close 3204 (time 1788623073.10 total 50.04 last 66.88)
 - open/close 3844 (time 1788623083.11 total 60.05 last 63.91)
 - open/close 4448 (time 1788623093.12 total 70.06 last 60.34)
total: 5000 open/close in 78.68 seconds: 63.55 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1788623106 ; total 0 ; last 0)
total: 5000 unlinks in 51 seconds: 98.039215 unlinks/second
fail_loc=0