== sanity test 60c: unlink file when mds full ============ 22:41:05 (1786934465)
create 5000 files
 - open/close 2871 (time 1786934476.85 total 10.00 last 286.98)
total: 5000 open/close in 17.50 seconds: 285.73 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1786934485 ; total 0 ; last 0)
total: 5000 unlinks in 13 seconds: 384.615387 unlinks/second
fail_loc=0