== sanity test 60c: unlink file when mds full ============ 18:04:18 (1780524258)
create 5000 files
 - open/close 1679 (time 1780524270.42 total 10.00 last 167.85)
 - open/close 3244 (time 1780524280.43 total 20.01 last 156.42)
 - open/close 4987 (time 1780524290.43 total 30.01 last 174.24)
total: 5000 open/close in 30.10 seconds: 166.11 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1780524292 ; total 0 ; last 0)
total: 5000 unlinks in 22 seconds: 227.272720 unlinks/second
fail_loc=0