Category 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

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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

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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

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