== sanity test 60c: unlink file when mds full ============ 18:34:03 (1786746843)
create 5000 files
 - open/close 604 (time 1786746858.00 total 10.01 last 60.35)
 - open/close 1229 (time 1786746868.01 total 20.02 last 62.42)
 - open/close 1776 (time 1786746878.03 total 30.04 last 54.61)
 - open/close 2097 (time 1786746888.06 total 40.06 last 32.02)
 - open/close 2660 (time 1786746898.06 total 50.07 last 56.27)
 - open/close 3110 (time 1786746908.07 total 60.08 last 44.97)
 - open/close 3619 (time 1786746918.08 total 70.09 last 50.84)
 - open/close 4090 (time 1786746928.08 total 80.09 last 47.10)
 - open/close 4603 (time 1786746938.09 total 90.10 last 51.24)
total: 5000 open/close in 97.78 seconds: 51.14 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1786746950 ; total 0 ; last 0)
total: 5000 unlinks in 57 seconds: 87.719299 unlinks/second
fail_loc=0