== sanity test 60c: unlink file when mds full ============ 02:15:50 (1786947350)
create 5000 files
 - open/close 627 (time 1786947364.39 total 10.00 last 62.68)
 - open/close 1131 (time 1786947374.40 total 20.01 last 50.36)
 - open/close 1647 (time 1786947384.44 total 30.05 last 51.40)
 - open/close 2225 (time 1786947394.45 total 40.07 last 57.70)
 - open/close 2788 (time 1786947404.46 total 50.07 last 56.29)
 - open/close 3276 (time 1786947414.47 total 60.08 last 48.75)
 - open/close 3722 (time 1786947424.47 total 70.08 last 44.59)
 - open/close 4176 (time 1786947434.47 total 80.08 last 45.38)
 - open/close 4661 (time 1786947444.50 total 90.11 last 48.37)
total: 5000 open/close in 96.49 seconds: 51.82 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1786947455 ; total 0 ; last 0)
total: 5000 unlinks in 67 seconds: 74.626869 unlinks/second
fail_loc=0