== sanity test 60c: unlink file when mds full ============ 14:24:22 (1773685462)
create 5000 files
 - open/close 720 (time 1773685475.13 total 10.03 last 71.80)
 - open/close 1585 (time 1773685485.14 total 20.04 last 86.39)
 - open/close 2332 (time 1773685495.16 total 30.05 last 74.61)
 - open/close 3090 (time 1773685505.17 total 40.06 last 75.72)
 - open/close 3938 (time 1773685515.17 total 50.07 last 84.76)
 - open/close 4735 (time 1773685525.19 total 60.08 last 79.57)
total: 5000 open/close in 63.50 seconds: 78.74 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1773685530 ; total 0 ; last 0)
total: 5000 unlinks in 41 seconds: 121.951218 unlinks/second
fail_loc=0