== sanity test 60c: unlink file when mds full ============ 11:18:23 (1786202303)
create 5000 files
 - open/close 894 (time 1786202315.98 total 10.00 last 89.39)
 - open/close 1705 (time 1786202325.99 total 20.01 last 81.03)
 - open/close 2946 (time 1786202335.99 total 30.01 last 124.10)
total: 5000 open/close in 39.65 seconds: 126.09 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1786202346 ; total 0 ; last 0)
total: 5000 unlinks in 11 seconds: 454.545441 unlinks/second
fail_loc=0