== sanity test 60c: unlink file when mds full ============ 20:23:00 (1763342580)
create 5000 files
 - open/close 517 (time 1763342593.94 total 10.01 last 51.66)
 - open/close 972 (time 1763342603.95 total 20.02 last 45.45)
 - open/close 1451 (time 1763342613.97 total 30.04 last 47.81)
 - open/close 1946 (time 1763342623.98 total 40.04 last 49.48)
 - open/close 2440 (time 1763342633.98 total 50.05 last 49.37)
 - open/close 2940 (time 1763342644.00 total 60.06 last 49.92)
 - open/close 3425 (time 1763342654.01 total 70.08 last 48.43)
 - open/close 3865 (time 1763342664.02 total 80.09 last 43.95)
 - open/close 4325 (time 1763342674.03 total 90.09 last 45.99)
 - open/close 4815 (time 1763342684.03 total 100.09 last 49.00)
total: 5000 open/close in 103.97 seconds: 48.09 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1763342691 ; total 0 ; last 0)
total: 5000 unlinks in 72 seconds: 69.444443 unlinks/second
fail_loc=0