== sanity test 60c: unlink file when mds full ============ 11:01:47 (1776265307)
create 5000 files
 - open/close 618 (time 1776265322.50 total 10.01 last 61.72)
 - open/close 1205 (time 1776265332.51 total 20.02 last 58.66)
 - open/close 1945 (time 1776265342.52 total 30.03 last 73.95)
 - open/close 2644 (time 1776265352.52 total 40.04 last 69.84)
 - open/close 3231 (time 1776265362.56 total 50.07 last 58.48)
 - open/close 3670 (time 1776265372.57 total 60.08 last 43.85)
 - open/close 4355 (time 1776265382.58 total 70.09 last 68.47)
 - open/close 4932 (time 1776265392.58 total 80.09 last 57.68)
total: 5000 open/close in 80.97 seconds: 61.75 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1776265398 ; total 0 ; last 0)
total: 5000 unlinks in 48 seconds: 104.166664 unlinks/second
fail_loc=0