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Choosing MySQL High Availability Solutions

 | June 7, 2016 |  Posted In: High-availability

Group Replication

In this blog post we’ll look at various MySQL high availability solutions, and examine their pluses and minuses. High availability environments provide substantial benefit for databases that must remain available. A high availability database environment co-locates a database across multiple machines, any one of which can assume the functions of the database. In this way, […]

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Take Percona’s one-click high availability poll

 | May 23, 2016 |  Posted In: High-availability

high availability

Wondering what high availability (HA) solutions are most popular? Take our high availability poll below! HA is always a hot topic. The reality is that if your data is not available, your customers cannot do business with you. In fact, estimates show the average cost of downtime is about $5K per minute. With an average […]

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Percona Live 2016: High Availability Using MySQL Group Replication

 | April 20, 2016 |  Posted In: Percona Live

Percona Live 2016 had a great first day, with an impressive number of speakers and topics. I was able to attend a session in the afternoon with Luis Soares, Principal Software Engineer at Oracle, on High Availability Using MySQL Group Replication. MySQL Group Replication is a MySQL plugin under development that brings together group communication techniques and database replication, […]

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Percona Live Amsterdam discounted pricing ends July 26!

 | July 20, 2015 |  Posted In: Events and Announcements, MySQL, Percona Live

The Percona Live Data Performance Conference in Amsterdam is just two months away and it’s going to be an incredible event. With a new expanded focus on MySQL, NoSQL, and Data in the Cloud, this conference will be jam-packed with talks from some of the industry’s leading experts from MongoDB, VMware, Oracle, MariaDB, Facebook, Booking.com, […]

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Percona XtraDB Cluster: Quorum and Availability of the cluster

 | June 12, 2015 |  Posted In: MySQL

Percona XtraDB Cluster (PXC) has become a popular option to provide high availability for MySQL servers. However many people are still having a hard time understanding what will happen to the cluster when one or several nodes leave the cluster (gracefully or ungracefully). This is what we will clarify in this post. Nodes leaving gracefully […]

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High availability using MySQL in the cloud

 | June 4, 2015 |  Posted In: High-availability, MySQL, OpenStack

Next Wednesday (June 10) I’ll be co-presenting a webinar on using MySQL in the cloud for High Availability (HA). Joining me will be 451 Research analyst Jason Stamper and together we’ll talk about the realities of HA using MySQL in the cloud and how vendors are responding to changing application requirements with new developments that […]

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MySQL ring replication: Why it is a bad option

 | October 7, 2014 |  Posted In: High-availability, Insight for DBAs, MySQL, Percona MySQL Consulting

I’ve recently worked with customers using replication rings with 4+ servers; several servers accepting writes. The idea behind this design is always the same: by having multiple servers, you get high availability and by having multiple writer nodes, you get write scalability. Alas, this is simply not true. Here is why. High Availability Having several […]

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