== sanity test 60c: unlink file when mds full ============ 20:43:35 (1777423415)
create 5000 files
 - open/close 838 (time 1777423427.79 total 10.01 last 83.70)
 - open/close 1671 (time 1777423437.79 total 20.01 last 83.29)
 - open/close 2478 (time 1777423447.80 total 30.02 last 80.66)
 - open/close 3303 (time 1777423457.80 total 40.02 last 82.46)
 - open/close 4106 (time 1777423467.81 total 50.03 last 80.25)
 - open/close 4809 (time 1777423477.82 total 60.04 last 70.21)
total: 5000 open/close in 62.55 seconds: 79.94 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1777423482 ; total 0 ; last 0)
total: 5000 unlinks in 35 seconds: 142.857147 unlinks/second
fail_loc=0