== sanity test 60c: unlink file when mds full ============ 18:26:44 (1788560804)
create 5000 files
 - open/close 633 (time 1788560819.32 total 10.01 last 63.25)
 - open/close 1349 (time 1788560829.33 total 20.01 last 71.59)
 - open/close 1942 (time 1788560839.33 total 30.01 last 59.28)
 - open/close 2597 (time 1788560849.33 total 40.02 last 65.46)
 - open/close 3182 (time 1788560859.35 total 50.03 last 58.42)
 - open/close 3835 (time 1788560869.36 total 60.04 last 65.25)
 - open/close 4423 (time 1788560879.36 total 70.05 last 58.75)
 - open/close 4908 (time 1788560889.40 total 80.08 last 48.35)
total: 5000 open/close in 81.41 seconds: 61.42 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1788560895 ; total 0 ; last 0)
total: 5000 unlinks in 64 seconds: 78.125000 unlinks/second
fail_loc=0