== sanity test 60c: unlink file when mds full ============ 06:30:28 (1787135428)
create 5000 files
 - open/close 646 (time 1787135442.49 total 10.01 last 64.53)
 - open/close 1251 (time 1787135452.49 total 20.01 last 60.50)
 - open/close 1859 (time 1787135462.50 total 30.02 last 60.75)
 - open/close 2492 (time 1787135472.50 total 40.02 last 63.26)
 - open/close 3099 (time 1787135482.51 total 50.03 last 60.68)
 - open/close 3670 (time 1787135492.51 total 60.04 last 57.06)
 - open/close 4232 (time 1787135502.52 total 70.05 last 56.13)
 - open/close 4872 (time 1787135512.53 total 80.05 last 63.96)
total: 5000 open/close in 82.52 seconds: 60.59 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1787135519 ; total 0 ; last 0)
total: 5000 unlinks in 58 seconds: 86.206894 unlinks/second
fail_loc=0