== sanity test 60c: unlink file when mds full ============ 01:59:58 (1772175598)
create 5000 files
 - open/close 443 (time 1772175613.06 total 10.02 last 44.21)
 - open/close 914 (time 1772175623.06 total 20.02 last 47.09)
 - open/close 1435 (time 1772175633.07 total 30.03 last 52.05)
 - open/close 1959 (time 1772175643.08 total 40.04 last 52.36)
 - open/close 2449 (time 1772175653.09 total 50.06 last 48.94)
 - open/close 2877 (time 1772175663.09 total 60.06 last 42.79)
 - open/close 3422 (time 1772175673.11 total 70.08 last 54.39)
 - open/close 3902 (time 1772175683.14 total 80.10 last 47.90)
 - open/close 4373 (time 1772175693.16 total 90.12 last 47.01)
 - open/close 4826 (time 1772175703.16 total 100.12 last 45.29)
total: 5000 open/close in 103.24 seconds: 48.43 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1772175710 ; total 0 ; last 0)
total: 5000 unlinks in 71 seconds: 70.422539 unlinks/second
fail_loc=0