A few entries per day are normal, a few dozens or hundreds probably not. Fri Nov 6 17:01:55 UTC 2015 - stale builds found, cleaning db from these: 29358|2015-11-06 16:55|amd64_22/4447 Fri Nov 6 17:02:22 UTC 2015 - stale builds found, cleaning db from these: 44493|2015-11-06 16:57|amd64_2/9212