== sanity test 60c: unlink file when mds full ============ 18:03:38 (1780524218)
create 5000 files
 - open/close 1660 (time 1780524230.15 total 10.01 last 165.83)
 - open/close 3173 (time 1780524240.15 total 20.01 last 151.29)
 - open/close 4570 (time 1780524250.15 total 30.02 last 139.59)
total: 5000 open/close in 32.80 seconds: 152.46 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1780524254 ; total 0 ; last 0)
total: 5000 unlinks in 27 seconds: 185.185181 unlinks/second
fail_loc=0