== sanity test 60c: unlink file when mds full ============ 10:49:20 (1730821760)
create 5000 files
 - open/close 2420 (time 1730821772.01 total 10.00 last 241.91)
 - open/close 4664 (time 1730821782.01 total 20.01 last 224.30)
total: 5000 open/close in 21.63 seconds: 231.15 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1730821784 ; total 0 ; last 0)
total: 5000 unlinks in 13 seconds: 384.615387 unlinks/second
fail_loc=0