== sanity test 60c: unlink file when mds full ============ 07:17:21 (1786101441)
create 5000 files
 - open/close 498 (time 1786101455.63 total 10.01 last 49.76)
 - open/close 1070 (time 1786101465.63 total 20.01 last 57.20)
 - open/close 1632 (time 1786101475.64 total 30.02 last 56.14)
 - open/close 2165 (time 1786101485.66 total 40.04 last 53.20)
 - open/close 2575 (time 1786101495.67 total 50.05 last 40.97)
 - open/close 3005 (time 1786101505.73 total 60.11 last 42.74)
 - open/close 3410 (time 1786101515.75 total 70.13 last 40.42)
 - open/close 3808 (time 1786101525.75 total 80.13 last 39.79)
 - open/close 4246 (time 1786101535.75 total 90.13 last 43.80)
 - open/close 4702 (time 1786101545.77 total 100.15 last 45.50)
total: 5000 open/close in 106.56 seconds: 46.92 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1786101557 ; total 0 ; last 0)
total: 5000 unlinks in 70 seconds: 71.428574 unlinks/second
fail_loc=0