Absolutely, versions higher than 4.1 support this by default. Keep in mind that you should maintain an odd number for quorum as even will lead to split brain. Also, if you are using multiple node groups, the controllers must be in the same one for fail over of the vip addresses On Wed, Nov 16, 2016, 1:38 PM Fran Barrera <franbarrera6 at gmail.com> wrote: > Hi, > > It is possible to add new controllers node to an existing cluster of > openstack deployed with fuel? > > Thanks, > Fran. > _______________________________________________ > OpenStack-operators mailing list > OpenStack-operators at lists.openstack.org > http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-operators > -- Andrew Woodward -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.openstack.org/pipermail/openstack-operators/attachments/20161116/87885ac7/attachment.html>