== sanity test 60c: unlink file when mds full ============ 09:53:47 (1761141227)
create 5000 files
 - open/close 2468 (time 1761141238.57 total 10.00 last 246.72)
 - open/close 4139 (time 1761141248.57 total 20.01 last 167.06)
total: 5000 open/close in 25.45 seconds: 196.49 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1761141255 ; total 0 ; last 0)
total: 5000 unlinks in 19 seconds: 263.157898 unlinks/second
fail_loc=0