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Setup ProxySQL for High Availability (not a Single Point of Failure)

 | January 19, 2017 |  Posted In: High-availability, Keepalived, MySQL, open source databases, OpenSource Databases on big machines, Percona Live, Percona MySQL Consulting, Percona Software, Percona XtraDB Cluster, ProxySQL

ProxySQL for High Availability

In this blog post, we’ll look at how to set up ProxySQL for high availability. During the last few months, we’ve had a lot of opportunities to present and discuss a very powerful tool that will become more and more used in the architectures supporting MySQL: ProxySQL. ProxySQL is becoming more flexible, solid, performant and used […]

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Using keepalived for HA on top of Percona XtraDB Cluster

 | October 15, 2013 |  Posted In: MySQL, Percona XtraDB Cluster

Percona XtraDB Cluster (PXC) itself manages quorum and node failure.  Minorities of nodes in a network partition situation will move themselves into a Non-primary state and not allow any DB activity.  Nodes in such a state will be easily detectable via SHOW GLOBAL STATUS variables. It’s common to use HAproxy with PXC for load balancing purposes, but […]

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