== sanity test 60c: unlink file when mds full ============ 12:02:23 (1776182543)
create 5000 files
 - open/close 726 (time 1776182557.39 total 10.01 last 72.55)
 - open/close 1390 (time 1776182567.40 total 20.02 last 66.32)
 - open/close 2076 (time 1776182577.40 total 30.02 last 68.59)
 - open/close 2669 (time 1776182587.41 total 40.02 last 59.28)
 - open/close 3380 (time 1776182597.41 total 50.03 last 71.09)
 - open/close 4165 (time 1776182607.42 total 60.03 last 78.44)
 - open/close 4927 (time 1776182617.42 total 70.04 last 76.18)
total: 5000 open/close in 70.85 seconds: 70.57 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1776182621 ; total 0 ; last 0)
total: 5000 unlinks in 40 seconds: 125.000000 unlinks/second
fail_loc=0