Tag - group replication

How to Quickly Add a Node to an InnoDB Cluster or Group Replication

Quickly Add a Node in InnoDB Cluster or Group Replication

Quickly Add a Node to an InnoDB Cluster or Group Replication (Shutterstock)
In this blog, we’ll look at how to quickly add a node to an InnoDB Cluster or Group Replication using Percona XtraBackup.
Adding nodes to a Group Replication cluster can be easy (documented here), but it only works if the existing nodes have retained […]

Read more

Group Replication: The Sweet and the Sour

Group Replication

In this blog, we’ll look at group replication and how it deals with flow control (FC) and replication lag. 
Overview
In the last few months, we had two main actors in the MySQL ecosystem: ProxySQL and Group-Replication (with the evolution to InnoDB Cluster). 
While I have extensively covered the first, my last serious work on Group Replication […]

Read more

Percona XtraDB Cluster, Galera Cluster, MySQL Group Replication High Availability Webinar: Q & A

High Availability Webinar

Thank you for attending the Wednesday, June 21, 2017 high availability webinar titled Percona XtraDB Cluster, Galera Cluster, MySQL Group Replication. In this blog, I will provide answers to the Q & A for that webinar.
You can find the slides and a recording of the webinar here.
Is there a minimum MySQL server version for Group […]

Read more

Performance improvements in Percona XtraDB Cluster 5.7.17-29.20

Percona XtraDB Cluster

In our latest release of Percona XtraDB Cluster, we’ve introduced major performance improvements to the MySQLwrite-set replication layer. In this post, we want to show what these improvements look like.
For the test, we used the sysbench OLTP_RW, UPDATE_KEY and UPDATE_NOKEY workloads with 100 tables, 4mln rows each, which gives about 100GB of datasize. In all […]

Read more

Percona Live Featured Session with Luís Soares: The New MySQL Replication Features in MySQL 8

Percona Live

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

Read more