Tag Archives: openstack
Highly available database: MariaDB with Galera in a two-node cluster
This article originates from our work with OpenStack, but Galera also can be used as a standalone solution for highly available databases, of course. It doesn’t seem that difficult to set it up reading the OpenStack HA-Guide, but of course … Continue reading
Posted in High Availability, OpenStack
Tagged galera, high availability, mariadb, openstack, two-node-cluster
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Obstacles for your OpenStack cloud
This short post is for all OpenStack users or administrators who like to use tiny base images to test the functionality of their OpenStack environment. I really like the very small CirrOS image, it allows you to launch instances very … Continue reading
Posted in OpenStack, SUSE Cloud, Virtualisation
Tagged cirros, glance, image partition table, openstack
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OpenStack: How to enable live-migration on KVM
For quite some time I had live-migration on my mind but never really had the time to dig into this deep enough to get it working. But a couple of weeks ago this topic came up again, we were planning … Continue reading
Posted in Ceph, OpenStack, Virtualisation
Tagged kvm live-migration libvirt nova, openstack
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