== sanity test 60c: unlink file when mds full ============ 08:33:57 (1724762037)
create 5000 files
 - open/close 1841 (time 1724762048.32 total 10.01 last 184.01)
 - open/close 3564 (time 1724762058.32 total 20.01 last 172.23)
total: 5000 open/close in 28.58 seconds: 174.97 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1724762067 ; total 0 ; last 0)
total: 5000 unlinks in 19 seconds: 263.157898 unlinks/second
fail_loc=0