Tag - cluster

The MySQL High Availability Landscape in 2017 (The Elders)

High Availability

In this blog, we’ll look at different MySQL high availability options.
The dynamic MySQL ecosystem is rapidly evolving many technologies built around MySQL. This is especially true for the technologies involved with the high availability (HA) aspects of MySQL. When I joined Percona back in 2009, some of these HA technologies were very popular – […]

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Percona Live Featured Tutorial with Frédéric Descamps — MySQL InnoDB Cluster & Group Replication in a Nutshell: Hands-On Tutorial

Frédéric Descamps, Oracle

Welcome to another post in the series of Percona Live featured tutorial speakers blogs! In these blogs, we’ll highlight some of the tutorial speakers that will be at this year’s Percona Live conference. We’ll also discuss how these tutorials can help you improve your database environment. Make sure to read to the end to get a special […]

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Elasticsearch Ransomware: Open Source Database Security Part 2

Elasticsearch Ransomware

In this blog post, we’ll look at a new Elasticsearch ransomware outbreak and what you can do to prevent it happening to you.
Mere weeks after reports of MongoDB servers getting hacked and infected with ransomware, Elasticsearch clusters are experiencing the same difficulties. David Murphy’s blog discussed the situation and the solution for MongoDB servers. In this […]

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Updating Percona XtraDB Cluster from 5.6.24-72.2 to 5.6.32-25.17

wsrep-stages

This blog describes how to upgrade Percona XtraDB Cluster in place from 5.6.24-72.2 to 5.6.32-25.17.
This very hands-on blog is the result of some questions such as “can I perform an in-place upgrade for Percona XtraDB Cluster” coming in. We have done these minor upgrades for Percona Managed Services customers running Percona XtraDB Cluster with lots […]

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