== sanity test 60c: unlink file when mds full ============ 04:37:24 (1713343044)
create 5000 files
 - open/close 1155 (time 1713343057.27 total 10.01 last 115.40)
 - open/close 2608 (time 1713343067.28 total 20.01 last 145.25)
 - open/close 4015 (time 1713343077.28 total 30.01 last 140.68)
total: 5000 open/close in 36.76 seconds: 136.03 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1713343085 ; total 0 ; last 0)
total: 5000 unlinks in 23 seconds: 217.391312 unlinks/second
fail_loc=0