On Wed, 14 May 2008, Jesse Keating wrote: > In order to reduce the load on the koji hub, we've recently brought up a > new http host that serves out the /mnt/koji/packages/ content. > Currently when koji builders build repodata they hard code the baseurl > of 'http://koji.fedoraproject.org/packages'. This means that every > builder and every static-repo user will hit the hub to download > packages. Instead we'd like them to hit the new host, kojipkgs. A > simple change to kojid.conf files on the builders will make the new > baseurl be 'http://kojipkgs.fedoraproject.org/packages'. Any repodata > made after that change (and builder restart) will have the new url. The > old url will continue to work for the old repodata, but the amount of > systems hitting it should reduce over time. > I'm also hoping to implement some caching there as well to reduce load on /mnt/koji > I'm ready to commit the change to puppet, and once we're sure a puppet > run has gone through and updated the files I can start a rolling restart > of the builders. The process would look like this: > > 1) koji disable-host <all the hosts> > 2) as each host finishes it's current task, log in and restart the kojid > service. > 3) koji enable-host <each host after restart> > > The final step would be to watch for a newRepo task and verify that the > generated repodata has the correct url, and that said repodata is usable > by builders and by consumers of static-repos. If there is a failure the > rollback plan would be much like above, only including a rollback to the > previous URL listed in kojid configs. > > Is there any objection to me committing the puppet change, making it > live and starting on the rolling process? There should be no overall > outage to send mail about, service will remain uninterrupted. Works for me. If you need anything just ping :) -Mike _______________________________________________ Fedora-infrastructure-list mailing list Fedora-infrastructure-list@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/fedora-infrastructure-list
