== sanity test 60c: unlink file when mds full ============ 21:42:24 (1789263744)
create 5000 files
 - open/close 1959 (time 1789263755.71 total 10.00 last 195.86)
 - open/close 3665 (time 1789263765.71 total 20.00 last 170.56)
total: 5000 open/close in 27.26 seconds: 183.41 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1789263774 ; total 0 ; last 0)
total: 5000 unlinks in 18 seconds: 277.777771 unlinks/second
fail_loc=0