== sanity test 60c: unlink file when mds full ============ 19:55:02 (1767315302)
create 5000 files
 - open/close 518 (time 1767315316.78 total 10.00 last 51.80)
 - open/close 966 (time 1767315326.79 total 20.02 last 44.73)
 - open/close 1465 (time 1767315336.80 total 30.02 last 49.87)
 - open/close 1887 (time 1767315346.81 total 40.04 last 42.13)
 - open/close 2378 (time 1767315356.81 total 50.04 last 49.10)
 - open/close 2880 (time 1767315366.82 total 60.05 last 50.15)
 - open/close 3338 (time 1767315376.83 total 70.06 last 45.75)
 - open/close 3843 (time 1767315386.86 total 80.08 last 50.39)
 - open/close 4323 (time 1767315396.86 total 90.09 last 47.96)
 - open/close 4807 (time 1767315406.88 total 100.10 last 48.33)
total: 5000 open/close in 104.88 seconds: 47.67 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1767315416 ; total 0 ; last 0)
total: 5000 unlinks in 73 seconds: 68.493149 unlinks/second
fail_loc=0