== sanity test 60c: unlink file when mds full ============ 08:33:55 (1724762035)
create 5000 files
 - open/close 2132 (time 1724762046.24 total 10.00 last 213.13)
 - open/close 4117 (time 1724762056.24 total 20.01 last 198.46)
total: 5000 open/close in 24.59 seconds: 203.31 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1724762061 ; total 0 ; last 0)
total: 5000 unlinks in 17 seconds: 294.117645 unlinks/second
fail_loc=0