Tag - MySQL Clustering

InnoDB Cluster in a Nutshell Part 3: MySQL Shell

MySQL InnoDB Cluster MySQL Shell

Welcome to the third part of this series. I’m glad you’re still reading, as hopefully this means you find this subject interesting at least. Previously we presented the first two components of MySQL InnoDB Cluster: Group Replication and MySQL Router and now we will discuss the last component, MySQL Shell.
MySQL Shell
This is the last component […]

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InnoDB Cluster in a Nutshell: Part 2 MySQL Router

MySQL Router MySQL Cluster

MySQL InnoDB Cluster is an Oracle High Availability solution that can be easily installed over MySQL to provide high availability with multi-master capabilities and automatic failover. In the previous post we presented the first component of InnoDB Cluster, group replication. Now we will go through the second component, MySQL Router.  We will address MySQL Shell in a final […]

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High-load clusters and desynchronized nodes on Percona XtraDB Cluster

There can be a lot of confusion and lack of planning in Percona XtraDB Clusters in regards to nodes becoming desynchronized for various reasons.  This can happen a few ways:

An IST or SST joining node catching up after a state transfer (Joined/Joining state)
Using wsrep_desync for something like a backup
Executing a rolling-schema-upgrade using using wsrep_OSU_method=RSU

When […]

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Get a handle on your HA at Percona Live London 2014

From left: Liz van Dijk, Frédéric Descamps and Kenny Gryp
If you’re following this blog, it’s quite likely you’re already aware of the Percona Live London 2014 conference coming up in just a few days. Just in case, though (you know, if you’re still looking for an excuse to sign up), I wanted to put a spotlight […]

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Percona MySQL University comes to Toronto on March 22

Percona CEO Peter Zaitsev leads a track at the inaugural Percona MySQL University event in Raleigh, N.C. on Jan. 29, 2013.
Following our events in Raleigh, Montevideo, Buenos Aires, Percona MySQL University comes to Toronto on March 22nd.
This is going to our most dense event yet, absolutely packed with information. Even though we have just […]

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Percona MySQL University in Montevideo and Buenos Aires

Following our Percona MySQL University event in Raleigh,NC Percona MySQL University comes to South America! We’ll have a Full day FREE MySQL Technical Educational events in Montevideo on February 5th, 2013 and Buenos Aires on February 7th.
I’m very excited to bring these events to MySQL Community in Uruguay and Argentina. This is my first […]

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