== sanity test 60c: unlink file when mds full ============ 08:33:46 (1724762026)
create 5000 files
 - open/close 2361 (time 1724762037.05 total 10.00 last 236.04)
 - open/close 4352 (time 1724762047.05 total 20.01 last 199.05)
total: 5000 open/close in 23.30 seconds: 214.56 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1724762051 ; total 0 ; last 0)
total: 5000 unlinks in 14 seconds: 357.142853 unlinks/second
fail_loc=0