== sanity test 60c: unlink file when mds full ============ 07:39:51 (1742902791)
create 5000 files
 - open/close 1990 (time 1742902802.15 total 10.00 last 198.96)
 - open/close 3333 (time 1742902812.15 total 20.00 last 134.28)
total: 5000 open/close in 28.65 seconds: 174.50 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1742902821 ; total 0 ; last 0)
total: 5000 unlinks in 21 seconds: 238.095245 unlinks/second
fail_loc=0