A few entries per day are normal, a few dozens or hundreds probably not. Wed Jun 22 09:12:12 UTC 2016 - stale builds found, cleaning db from these: 28828|2016-06-22 07:19|amd64_8/41752 Wed Jun 22 09:12:17 UTC 2016 - stale builds found, cleaning db from these: 112596|2016-06-22 08:29|i386_2/7553