I am trying something different for now, diffing the rpm+version-list from y2logs from two openQA jobs and I am getting (ignoring packages which probably don't have an influence) $ diff -Naur last_good/rpm-qa first_bad/rpm-qa | grep '^[+-]' --- last_good/rpm-qa 2017-03-30 14:26:50.787545000 +0200 +++ first_bad/rpm-qa 2017-04-01 18:53:51.224027000 +0200 -bind-utils-9.10.4P5-24.1 (openSUSE) openSUSE Tumbleweed +bind-utils-9.10.4P5-25.1 (openSUSE) openSUSE Tumbleweed -filesystem-13.3-12.1 (openSUSE) openSUSE Tumbleweed +filesystem-13.3-13.1 (openSUSE) openSUSE Tumbleweed -idnkit-1.0-24.1 (openSUSE) openSUSE Tumbleweed +idnkit-1.0-25.1 (openSUSE) openSUSE Tumbleweed -kernel-default-4.10.5-1.1 (openSUSE) openSUSE Tumbleweed +kernel-default-4.10.5-1.2 (openSUSE) openSUSE Tumbleweed -libbind9-140-9.10.4P5-24.1 (openSUSE) openSUSE Tumbleweed +libbind9-140-9.10.4P5-25.1 (openSUSE) openSUSE Tumbleweed -libdns165-9.10.4P5-24.1 (openSUSE) openSUSE Tumbleweed +libdns165-9.10.4P5-25.1 (openSUSE) openSUSE Tumbleweed so definitely there was a change do bind and dns stuff. -> https://build.opensuse.org/request/show/482314 is the culprit