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Search Results for: mysql master replication manager

State of the art: Galera – synchronous replication for InnoDB

First time I heard about Galera on Percona Performance Conference 2009, Seppo Jaakola was presenting “Galera: Multi-Master Synchronous MySQL Replication Clusters”. It was impressed as I personally always wanted it for InnoDB, but we had …


Finding your MySQL High-Availability solution – The questions

After having reviewed the definition my the previous post (The definitions), the next step is to respond to some questions. Do you need MySQL High-Availability? That question is quite obvious but some times, it is …


Master-Master or Master with Many Slaves

I just found post by Kevin, in which he criticizes Master-Master approach, finding Master with many slaves more optimal. There is surely room for master-N-slaves systems but I find Master-Master replication much better approach in …


Measuring failover time for ScaleArc load balancer

ScaleArc hired Percona to benchmark failover times for the ScaleArc database traffic management software in different scenarios. We tested failover times for various clustered setups, where ScaleArc itself was the load balancer for the cluster. …


Oracle Speakers at Percona Live London 2013

I’m pleased to announce that speakers from Oracle will join the lineup at the Percona Live London 2013 MySQL conference which is November 11 & 12. Percona Live London 2013 features 4 keynotes, 30 breakout …


How to fix your PRM cluster when upgrading to RHEL/CentOS 6.4

If you are using Percona Replication Manager (PRM) with RHEL/CentOS prior to 6.4, upgrading your distribution to 6.4 may break your cluster. In this post I will explain you how to fix your cluster in …


Great Talks on Percona Live,NY!, Free Pass opportunity inside

You surely have heard about Percona Live,NY taking place October 1-2 in New York, you however might have been wondering what kind of talks you would see on this event and why would should you …


Community Events February-March

February and March as busy months for Community events.  There’s MySQL University, Fosdem, the Seattle MySQL Meetup & Confoo.ca.


Is DRBD the right choice for me?

It seems pretty common to find customers install DRBD for the wrong reasons. There are many pros/cons to compare DRBD to replication, but I’ve managed to cut down my spiel I give to customers to …


Percona is looking for a Perl and Python expert

If you’re a Perl and/or Python expert (preferably both), Percona may have a job for you. We’re looking to either hire or sponsor significant development efforts for some open-source tools for MySQL, including but not …