== sanity test 60c: unlink file when mds full ============ 03:59:52 (1789545592)
create 5000 files
 - open/close 962 (time 1789545604.42 total 10.01 last 96.11)
 - open/close 1939 (time 1789545614.42 total 20.01 last 97.67)
 - open/close 3032 (time 1789545624.43 total 30.02 last 109.25)
 - open/close 4069 (time 1789545634.43 total 40.02 last 103.64)
total: 5000 open/close in 48.96 seconds: 102.12 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1789545645 ; total 0 ; last 0)
total: 5000 unlinks in 39 seconds: 128.205124 unlinks/second
fail_loc=0