== sanity test 60c: unlink file when mds full ============ 19:34:24 (1763339664)
create 5000 files
 - open/close 481 (time 1763339677.79 total 10.00 last 48.09)
 - open/close 935 (time 1763339687.80 total 20.02 last 45.33)
 - open/close 1404 (time 1763339697.81 total 30.02 last 46.87)
 - open/close 1887 (time 1763339707.82 total 40.03 last 48.25)
 - open/close 2351 (time 1763339717.84 total 50.05 last 46.32)
 - open/close 2813 (time 1763339727.86 total 60.07 last 46.12)
 - open/close 3286 (time 1763339737.86 total 70.07 last 47.28)
 - open/close 3704 (time 1763339747.87 total 80.09 last 41.74)
 - open/close 4136 (time 1763339757.89 total 90.10 last 43.13)
 - open/close 4599 (time 1763339767.90 total 100.12 last 46.24)
total: 5000 open/close in 108.73 seconds: 45.99 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1763339779 ; total 0 ; last 0)
total: 5000 unlinks in 73 seconds: 68.493149 unlinks/second
fail_loc=0