by Kenn Takara | Apr 21, 2017 | Percona Software, Security
In this blog post, we’ll look at enabling Percona XtraDB Cluster SST Traffic Encryption, and some of the changes to the SSL-based encryption of SST traffic in Percona XtraDB Cluster 5.7.16. Some background Percona XtraDB Cluster versions prior to 5.7 support...
by Krunal Bauskar | Apr 20, 2017 | MySQL, Percona Software
In this blog post, we’ll look at how Percona XtraDB Cluster uses IST. Introduction Percona XtraDB Cluster uses the concept of an Incremental State Transfer (IST). When a node of the cluster leaves the cluster for a short period of time, it can rejoin the cluster...
by Krunal Bauskar | Apr 20, 2017 | MySQL, Percona Software
In this blog post, we’ll discuss trackable flow control in Percona XtraDB Cluster. Introduction Percona XtraDB Cluster has a self-regulating mechanism called Flow Control. This mechanism helps to avoid a situation wherein the weakest/slowest member of the...
by Krunal Bauskar | Apr 19, 2017 | MySQL, Percona Software
In this blog post, we’ll look at the actions and efforts Percona experts took to scale Percona XtraDB Cluster. Introduction When we first started analyzing Percona XtraDB Cluster performance, it was pretty bad. We would see contention even with 16 threads....
by Alexey Zhebel | Apr 19, 2017 | Insight for DBAs, MySQL, Percona Events, Percona Software, ProxySQL
Percona announces the release of Percona XtraDB Cluster 5.6.35-26.20-3 on April 13, 2017. Binaries are available from the downloads section or our software repositories. Percona XtraDB Cluster 5.6.35-26.20-3 is now the current release, based on the following: Percona...
by Vadim Tkachenko | Apr 19, 2017 | MySQL, Percona Software
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...
by Alexey Zhebel | Apr 19, 2017 | Insight for DBAs, MySQL, Percona Events, Percona Software, ProxySQL
Percona announces the release of Percona XtraDB Cluster 5.7.17-29.20 on April 19, 2017. Binaries are available from the downloads section or our software repositories. NOTE: You can also run Docker containers from the images in the Docker Hub repository. Percona...
by Alexey Stroganov | Mar 29, 2017 | Insight for DBAs, MySQL
In this blog, we’ll look at evaluating the performance of an SST data transfer without encryption. A State Snapshot Transfer (SST) operation is an important part of Percona XtraDB Cluster. It’s used to provision the joining node with all the necessary...
by Vadim Tkachenko | Mar 23, 2017 | Cloud, MySQL, Percona Software
In this blog post, we’ll look at how to run Percona XtraDB Cluster on Windows using Docker. This is a follow-up to my previous post on Percona XtraBackup on Windows. The fact is that with Docker you can now run a variety of software applications on Windows that...
by Alexey Zhebel | Mar 17, 2017 | Insight for DBAs, MySQL, Percona Events, Percona Software, ProxySQL
Percona announces the release of Percona XtraDB Cluster 5.7.17-27.20 on March 16, 2017. Binaries are available from the downloads section or our software repositories. NOTE: You can also run Docker containers from the images in the Docker Hub repository. Percona...
by Alexey Zhebel | Mar 13, 2017 | Insight for DBAs, MySQL, Percona Events, Percona Software, ProxySQL
Percona announces the release of Percona XtraDB Cluster 5.6.35-26.20 on March 10, 2017. Binaries are available from the downloads section or our software repositories. Percona XtraDB Cluster 5.6.35-26.20 is now the current release, based on the following: Percona...
by Alexey Zhebel | Dec 15, 2016 | MySQL, Percona Events, Percona Software, ProxySQL
Percona announces the release of Percona XtraDB Cluster 5.7.16-27.19 on December 15, 2016. Binaries are available from the downloads section or our software repositories. Percona XtraDB Cluster 5.7.16-27.19 is now the current release, based on the following: Percona...
by Krunal Bauskar | Nov 22, 2016 | Insight for DBAs, MySQL, Percona Software
In this blog I will provide answers to the questions and queries that some of you have raised during the webinar on Nov 17th. I would like to say thank you to all of the audience who attended the talk on November 17, 2016. You can also check the recording and slides...
by Hrvoje Matijakovic | Nov 18, 2016 | MySQL, Percona Events, Percona Software
Percona announces the release of Percona Server 5.5.53-38.4 on November 18, 2016. Based on MySQL 5.5.53, including all the bug fixes in it, Percona Server 5.5.53-38.4 is now the current stable release in the 5.5 series. Percona Server is open-source and free. You can...
by Dave Avery | Nov 15, 2016 | Insight for DBAs, MySQL, Percona Software, Webinars
Join Percona’s Percona XtraDB Cluster Lead Software Engineer Krunal Bauskar for a webinar on Thursday, November 17, 2016, at 7:30 am PST on MySQL High Availability with Percona XtraDB Cluster 5.7. Percona XtraDB Cluster 5.7 is our brand new MySQL 5.7 compatible...
by Wagner Bianchi | Nov 7, 2016 | Insight for DBAs, Percona Software
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...
by David Busby | Nov 2, 2016 | MySQL, Percona Events, Percona Software
Percona has addressed CVE-2016-6663 and CVE-2016-6664 in releases of Percona Server for MySQL and Percona XtraDB Cluster. Percona is happy to announce that the following vulnerabilities are fixed in current releases of Percona Server for MySQL and Percona XtraDB...
by David Ducos | Oct 21, 2016 | MySQL, Percona Software
In this blog post, we’ll look at how replication triggers a Performance Schema issue on Percona XtraDB Cluster. During an upgrade to Percona XtraDB Cluster 5.6, I faced an issue that I wanted to share. In this environment, we set up three Percona XtraDB Cluster...
by Federico Razzoli | Oct 10, 2016 | MySQL, Percona Software
In this blog post, I’ll provide my thoughts about Consul for ProxySQL service discovery and automation. I approached Consul recently while looking for a service discovery and configuration automation solution for ProxySQL. My colleague Nik Vyzas wrote a...
by Hrvoje Matijakovic | Oct 4, 2016 | MySQL
Percona announces the new release of Percona XtraDB Cluster 5.6.32-25.17 on October 4, 2016. Binaries are available from the downloads area or our software repositories. Percona XtraDB Cluster 5.6.32-25.17 is now the current release, based on the following: Percona...
