== sanity test 60c: unlink file when mds full ============ 21:36:20 (1775871380)
create 5000 files
 - open/close 473 (time 1775871395.04 total 10.01 last 47.25)
 - open/close 949 (time 1775871405.06 total 20.03 last 47.51)
 - open/close 1426 (time 1775871415.06 total 30.04 last 47.67)
 - open/close 1903 (time 1775871425.09 total 40.06 last 47.57)
 - open/close 2326 (time 1775871435.10 total 50.07 last 42.27)
 - open/close 2754 (time 1775871445.10 total 60.08 last 42.76)
 - open/close 3231 (time 1775871455.11 total 70.08 last 47.68)
 - open/close 3706 (time 1775871465.13 total 80.11 last 47.38)
 - open/close 4169 (time 1775871475.16 total 90.13 last 46.18)
 - open/close 4630 (time 1775871485.17 total 100.14 last 46.06)
total: 5000 open/close in 108.45 seconds: 46.10 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1775871498 ; total 0 ; last 0)
total: 5000 unlinks in 73 seconds: 68.493149 unlinks/second
fail_loc=0