== sanity test 60c: unlink file when mds full ============ 16:46:12 (1746132372)
create 5000 files
 - open/close 1652 (time 1746132383.82 total 10.00 last 165.13)
 - open/close 3080 (time 1746132393.83 total 20.01 last 142.73)
 - open/close 4329 (time 1746132403.83 total 30.01 last 124.90)
total: 5000 open/close in 33.54 seconds: 149.09 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1746132408 ; total 0 ; last 0)
total: 5000 unlinks in 17 seconds: 294.117645 unlinks/second
fail_loc=0