== sanity test 60c: unlink file when mds full ============ 18:31:49 (1786746709)
create 5000 files
 - open/close 488 (time 1786746723.76 total 10.00 last 48.79)
 - open/close 962 (time 1786746733.76 total 20.00 last 47.39)
 - open/close 1430 (time 1786746743.78 total 30.03 last 46.68)
 - open/close 1807 (time 1786746753.80 total 40.04 last 37.66)
 - open/close 2222 (time 1786746763.82 total 50.06 last 41.40)
 - open/close 2635 (time 1786746773.82 total 60.07 last 41.27)
 - open/close 3135 (time 1786746783.83 total 70.08 last 49.96)
 - open/close 3574 (time 1786746793.84 total 80.08 last 43.88)
 - open/close 3992 (time 1786746803.84 total 90.09 last 41.78)
 - open/close 4470 (time 1786746813.86 total 100.11 last 47.70)
 - open/close 4960 (time 1786746823.87 total 110.11 last 48.97)
total: 5000 open/close in 110.86 seconds: 45.10 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1786746828 ; total 0 ; last 0)
total: 5000 unlinks in 81 seconds: 61.728394 unlinks/second
fail_loc=0