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Category Archives: Percona XtraDB Cluster

How Percona XtraDB Cluster certification works

In this blog, we’ll  discuss how Percona XtraDB Cluster certification works. Percona XtraDB Cluster replicates actions executed on one node to all other nodes in the cluster and make it fast enough to appear as it if …

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Understanding GCache and Record-Set Cache in Percona XtraDB Cluster

In this blog, we will examine the differences between GCache and Record-Set Cache in Percona XtraDB Cluster. In Percona XtraDB Cluster (PXC), there is the concept of GCache and Record-Set cache (which can also be called transaction …

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Understanding Percona XtraDB Cluster threading model

In this blog, we’ll discuss how the Percona XtraDB Cluster threading model works. Percona XtraDB Cluster (PXC) creates a different set of threads to service its operations. These threads are in addition to existing MySQL threads. …

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Percona XtraDB Cluster 5.6.28-25.14 is now available

Percona is glad to announce the new release of Percona XtraDB Cluster 5.6 on January 29, 2016. Binaries are available from the downloads area or from our software repositories. Percona XtraDB Cluster 5.6.28-25.14 is now the …

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Percona XtraDB Cluster 5.6.27-25.13 is now available

Percona is glad to announce the new release of Percona XtraDB Cluster 5.6 on January 11, 2016. Binaries are available from the downloads area or from our software repositories. Percona XtraDB Cluster 5.6.27-25.13 is now the …

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Better high availability: MySQL and Percona XtraDB Cluster with good application design

High Availability Have you ever wondered if your application should be able to work in read-only mode? How important is that question? MySQL seems to be the most popular database solution for web-based products. Most …

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A first look at RDS Aurora

Recently, I happened to have an onsite engagement and the goal of the engagement was to move a database service to RDS Aurora. Like probably most of you, I knew the service by name but …

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How Big Can Your Galera Transactions Be

While we should be aiming for small and fast transactions with Galera, it is always possible at some point you might want a single large transaction, but what is involved? First, this is supposed to be …

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Proxy Protocol and Percona XtraDB Cluster: A Quick Guide

On September 21st, we released Percona XtraDB Cluster 5.6.25. This is the first PXC release supporting proxy-protocol that has been included in Percona Server since 5.6.25-73.0. With this blog post, I want to promote a new feature …

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Percona XtraDB Cluster 5.6.26-25.12 is now available

Percona is glad to announce the new release of Percona XtraDB Cluster 5.6 on October 15th 2015. Binaries are available from downloads area or from our software repositories. Based on Percona Server 5.6.26-74.0 including all …

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