== sanity test 60c: unlink file when mds full ============ 15:53:45 (1781207625)
create 5000 files
 - open/close 996 (time 1781207637.59 total 10.00 last 99.57)
 - open/close 1886 (time 1781207647.59 total 20.00 last 88.99)
 - open/close 2729 (time 1781207657.60 total 30.01 last 84.22)
 - open/close 3660 (time 1781207667.61 total 40.02 last 93.03)
 - open/close 4614 (time 1781207677.61 total 50.03 last 95.34)
total: 5000 open/close in 54.15 seconds: 92.34 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1781207683 ; total 0 ; last 0)
total: 5000 unlinks in 33 seconds: 151.515152 unlinks/second
fail_loc=0