Date: Tue, 07 Nov 2017 09:05:34 +0100 X-Mailer: MIME-tools 5.508 (Entity 5.508) From: michal@isc.org Content-Transfer-Encoding: binary X-RT-Interface: Web To: bind9-public@isc.org Subject: Stabilize notify system test Content-Type: text/plain; charset="utf-8" Message-ID: MIME-Version: 1.0 Content-Disposition: inline X-RT-Original-Encoding: utf-8 Content-Length: 869 The notify system test sometimes fails on modern Linux systems [1] due to an already known kernel bug getting triggered by more than one thread attempting to send data using the same UDP socket (see RT #32355). This results in one of the threads seeing -EPERM returned for its sendmsg() call. Depending on which thread that turns out to be, the system test may fail due to one of the NOTIFY messages not being sent out in the last check ("checking notify to multiple views using tsig"). [1] https://jenkins.isc.org/view/BIND/job/bind9-master-fedora25-amd64-1/334/ https://jenkins.isc.org/view/BIND/job/bind9-master-fedora25-amd64-1/336/ https://jenkins.isc.org/view/BIND/job/bind9-master-centos7-amd64-1/338/ https://jenkins.isc.org/view/BIND/job/bind9-master-fedora25-amd64-1/341/ https://jenkins.isc.org/view/BIND/job/bind9-master-fedora26-64/136/