== sanity test 60c: unlink file when mds full ============ 20:52:09 (1783644729)
create 5000 files
 - open/close 839 (time 1783644742.03 total 10.01 last 83.84)
 - open/close 1839 (time 1783644752.03 total 20.01 last 99.99)
 - open/close 2858 (time 1783644762.04 total 30.01 last 101.87)
 - open/close 3967 (time 1783644772.04 total 40.02 last 110.83)
total: 5000 open/close in 49.53 seconds: 100.94 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1783644783 ; total 0 ; last 0)
total: 5000 unlinks in 31 seconds: 161.290329 unlinks/second
fail_loc=0