== sanity test 60c: unlink file when mds full ============ 06:50:02 (1789123802)
create 5000 files
 - open/close 682 (time 1789123817.88 total 10.00 last 68.18)
 - open/close 1346 (time 1789123827.88 total 20.00 last 66.40)
 - open/close 1952 (time 1789123837.88 total 30.00 last 60.60)
 - open/close 2651 (time 1789123847.89 total 40.01 last 69.84)
 - open/close 3375 (time 1789123857.90 total 50.02 last 72.34)
 - open/close 3918 (time 1789123867.93 total 60.05 last 54.12)
 - open/close 4454 (time 1789123877.94 total 70.06 last 53.55)
 - open/close 4995 (time 1789123887.98 total 80.11 last 53.85)
total: 5000 open/close in 80.21 seconds: 62.34 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1789123892 ; total 0 ; last 0)
total: 5000 unlinks in 61 seconds: 81.967216 unlinks/second
fail_loc=0