== sanity test 60c: unlink file when mds full ============ 16:08:31 (1787861311)
create 5000 files
 - open/close 692 (time 1787861326.09 total 10.03 last 69.00)
 - open/close 1370 (time 1787861336.10 total 20.03 last 67.76)
 - open/close 2010 (time 1787861346.10 total 30.04 last 63.97)
 - open/close 2706 (time 1787861356.12 total 40.05 last 69.51)
 - open/close 3309 (time 1787861366.12 total 50.06 last 60.26)
 - open/close 4029 (time 1787861376.15 total 60.08 last 71.84)
 - open/close 4714 (time 1787861386.16 total 70.09 last 68.42)
total: 5000 open/close in 74.47 seconds: 67.14 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1787861394 ; total 0 ; last 0)
total: 5000 unlinks in 48 seconds: 104.166664 unlinks/second
fail_loc=0