A few entries per day are normal, a few dozens or hundreds probably not. Tue Dec 15 15:04:08 UTC 2015 - stale builds found, cleaning db from these: 3956|2015-12-15 04:03|amd64_11/15132 Tue Dec 15 15:04:18 UTC 2015 - stale builds found, cleaning db from these: 14236|2015-12-15 10:16|amd64_22/10818