== sanity test 60c: unlink file when mds full ============ 11:45:03 (1772469903)
create 5000 files
 - open/close 437 (time 1772469918.71 total 10.05 last 43.50)
 - open/close 938 (time 1772469928.72 total 20.06 last 50.05)
 - open/close 1438 (time 1772469938.72 total 30.06 last 50.00)
 - open/close 1921 (time 1772469948.73 total 40.07 last 48.22)
 - open/close 2378 (time 1772469958.75 total 50.09 last 45.61)
 - open/close 2851 (time 1772469968.77 total 60.11 last 47.23)
 - open/close 3285 (time 1772469978.82 total 70.16 last 43.18)
 - open/close 3729 (time 1772469988.82 total 80.16 last 44.39)
 - open/close 4134 (time 1772469998.84 total 90.18 last 40.43)
 - open/close 4573 (time 1772470008.85 total 100.19 last 43.85)
total: 5000 open/close in 109.63 seconds: 45.61 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1772470023 ; total 0 ; last 0)
total: 5000 unlinks in 81 seconds: 61.728394 unlinks/second
fail_loc=0