== sanity test 60c: unlink file when mds full ============ 10:00:36 (1784124036)
create 5000 files
 - open/close 982 (time 1784124048.06 total 10.00 last 98.18)
 - open/close 1832 (time 1784124058.07 total 20.01 last 84.94)
 - open/close 2701 (time 1784124068.07 total 30.01 last 86.90)
 - open/close 3524 (time 1784124078.07 total 40.01 last 82.28)
 - open/close 4306 (time 1784124088.08 total 50.02 last 78.14)
total: 5000 open/close in 58.13 seconds: 86.02 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1784124098 ; total 0 ; last 0)
total: 5000 unlinks in 42 seconds: 119.047623 unlinks/second
fail_loc=0