== sanity test 60c: unlink file when mds full ============ 22:08:09 (1761962889)
create 5000 files
 - open/close 1934 (time 1761962900.42 total 10.01 last 193.30)
 - open/close 3800 (time 1761962910.43 total 20.01 last 186.57)
total: 5000 open/close in 26.72 seconds: 187.10 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1761962918 ; total 0 ; last 0)
total: 5000 unlinks in 23 seconds: 217.391312 unlinks/second
fail_loc=0