== sanity test 60c: unlink file when mds full ============ 19:53:13 (1767315193)
create 5000 files
 - open/close 523 (time 1767315207.81 total 10.00 last 52.28)
 - open/close 1043 (time 1767315217.83 total 20.02 last 51.92)
 - open/close 1553 (time 1767315227.84 total 30.03 last 50.93)
 - open/close 2075 (time 1767315237.86 total 40.05 last 52.11)
 - open/close 2581 (time 1767315247.87 total 50.06 last 50.55)
 - open/close 3134 (time 1767315257.87 total 60.06 last 55.30)
 - open/close 3583 (time 1767315267.88 total 70.07 last 44.87)
 - open/close 3893 (time 1767315277.90 total 80.09 last 30.94)
 - open/close 4276 (time 1767315287.91 total 90.10 last 38.26)
 - open/close 4696 (time 1767315297.92 total 100.10 last 41.98)
total: 5000 open/close in 107.39 seconds: 46.56 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1767315309 ; total 0 ; last 0)
total: 5000 unlinks in 74 seconds: 67.567566 unlinks/second
fail_loc=0