== sanity test 60c: unlink file when mds full ============ 18:07:08 (1788559628)
create 5000 files
 - open/close 445 (time 1788559643.22 total 10.00 last 44.50)
 - open/close 904 (time 1788559653.23 total 20.01 last 45.87)
 - open/close 1319 (time 1788559663.25 total 30.03 last 41.40)
 - open/close 1749 (time 1788559673.26 total 40.04 last 42.95)
 - open/close 2213 (time 1788559683.29 total 50.07 last 46.29)
 - open/close 2660 (time 1788559693.31 total 60.09 last 44.61)
 - open/close 3111 (time 1788559703.31 total 70.09 last 45.07)
 - open/close 3545 (time 1788559713.32 total 80.10 last 43.39)
 - open/close 3992 (time 1788559723.32 total 90.10 last 44.69)
 - open/close 4404 (time 1788559733.33 total 100.11 last 41.15)
 - open/close 4805 (time 1788559743.38 total 110.16 last 39.91)
total: 5000 open/close in 114.46 seconds: 43.68 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1788559752 ; total 1 ; last 1)
total: 5000 unlinks in 94 seconds: 53.191490 unlinks/second
fail_loc=0