== sanity test 60c: unlink file when mds full ============ 20:13:16 (1775866396)
create 5000 files
 - open/close 643 (time 1775866409.81 total 10.00 last 64.29)
 - open/close 1318 (time 1775866419.82 total 20.01 last 67.42)
 - open/close 1967 (time 1775866429.83 total 30.03 last 64.80)
 - open/close 2611 (time 1775866439.84 total 40.04 last 64.34)
 - open/close 3304 (time 1775866449.85 total 50.04 last 69.28)
 - open/close 4000 (time 1775866459.85 total 60.05 last 69.56)
 - open/close 4682 (time 1775866469.85 total 70.05 last 68.18)
total: 5000 open/close in 75.06 seconds: 66.61 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1775866477 ; total 0 ; last 0)
total: 5000 unlinks in 57 seconds: 87.719299 unlinks/second
fail_loc=0