== sanity test 60c: unlink file when mds full ============ 13:46:35 (1776188795)
create 5000 files
 - open/close 740 (time 1776188809.90 total 10.01 last 73.94)
 - open/close 1438 (time 1776188819.91 total 20.02 last 69.75)
 - open/close 2241 (time 1776188829.92 total 30.03 last 80.21)
 - open/close 2977 (time 1776188839.93 total 40.04 last 73.54)
 - open/close 3715 (time 1776188849.94 total 50.04 last 73.77)
 - open/close 4489 (time 1776188859.94 total 60.05 last 77.36)
total: 5000 open/close in 66.41 seconds: 75.29 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1776188869 ; total 0 ; last 0)
total: 5000 unlinks in 38 seconds: 131.578949 unlinks/second
fail_loc=0