== sanity test 60c: unlink file when mds full ============ 08:33:00 (1787747580)
create 5000 files
 - open/close 403 (time 1787747595.53 total 10.02 last 40.22)
 - open/close 891 (time 1787747605.53 total 20.03 last 48.78)
 - open/close 1342 (time 1787747615.54 total 30.03 last 45.07)
 - open/close 1759 (time 1787747625.55 total 40.04 last 41.66)
 - open/close 2184 (time 1787747635.55 total 50.05 last 42.48)
 - open/close 2651 (time 1787747645.58 total 60.07 last 46.59)
 - open/close 3128 (time 1787747655.58 total 70.07 last 47.68)
 - open/close 3562 (time 1787747665.59 total 80.08 last 43.36)
 - open/close 3970 (time 1787747675.61 total 90.10 last 40.72)
 - open/close 4401 (time 1787747685.61 total 100.10 last 43.09)
 - open/close 4796 (time 1787747695.63 total 110.12 last 39.41)
total: 5000 open/close in 115.76 seconds: 43.19 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1787747706 ; total 0 ; last 0)
total: 5000 unlinks in 79 seconds: 63.291138 unlinks/second
fail_loc=0