EmergencyEMERGENCY? Get 24/7 Help Now!

Percona XtraDB Cluster 5.7.19-29.22-3 is now available

 | October 30, 2017 |  Posted In: Events and Announcements, High-availability, MySQL, Percona Software, Percona XtraDB Cluster, ProxySQL

Percona XtraDB Cluster 5.7

Percona announces the release of Percona XtraDB Cluster 5.7.19-29.22-3 on October 27, 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 XtraDB Cluster 5.7.19-29.22-3 is now the current release, based on the following: Percona Server 5.7.19-17 Galera […]

Read More

Percona XtraDB Cluster 5.6.37-26.21-3 is Now Available

 | October 30, 2017 |  Posted In: Events and Announcements, High-availability, MySQL, Percona Software, Percona XtraDB Cluster, ProxySQL

Percona XtraDB Cluster 5.7

Percona announces the release of Percona XtraDB Cluster 5.6.37-26.21-3 on October 27, 2017. Binaries are available from the downloads section or our software repositories. Percona XtraDB Cluster 5.6.37-26.21-3 is now the current release, based on the following: Percona Server for MySQL 5.6.37-82.2 Galera Replication library 3.21 wsrep API version 26 All Percona software is open-source and […]

Read More

Percona XtraDB Cluster 5.7.19-29.22 is now available

 | September 22, 2017 |  Posted In: Events and Announcements, High-availability, MySQL, Percona Software, Percona XtraDB Cluster, ProxySQL

Percona XtraDB Cluster 5.7

Percona announces the release of Percona XtraDB Cluster 5.7.19-29.22 on September 22, 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 XtraDB Cluster 5.7.19-29.22 is now the current release, based on the following: Percona Server 5.7.19-17 Galera […]

Read More

Percona XtraDB Cluster 5.6.37-26.21 is Now Available

 | September 20, 2017 |  Posted In: Events and Announcements, High-availability, MySQL, Percona Software, Percona XtraDB Cluster, ProxySQL

Percona XtraDB Cluster 5.7

Percona announces the release of Percona XtraDB Cluster 5.6.37-26.21 on September 20, 2017. Binaries are available from the downloads section or our software repositories. Percona XtraDB Cluster 5.6.37-26.21 is now the current release, based on the following: Percona Server for MySQL 5.6.37-82.2 Galera Replication library 3.21 wsrep API version 26 All Percona software is open-source and […]

Read More

Webinar Wednesday, September 6, 2017: Percona Roadmap and Software News Update – Q3 2017

 | September 5, 2017 |  Posted In: MongoDB, MySQL, Percona Live, Percona Monitoring and Management, Technical Webinars

Percona Roadmap

Come and listen to Percona CEO Peter Zaitsev on Wednesday, September 6, 2017 at 10am PT / 1pm ET (UTC-7) discuss the Percona roadmap, as well as what’s new in Percona open source software. Reserve Your Spot   During this webinar Peter will talk about newly released features in Percona software, show a few quick demos and […]

Read More

Group Replication: The Sweet and the Sour

 | August 1, 2017 |  Posted In: GTID, High-availability, InnoDB, MySQL, Percona XtraDB Cluster, PMM

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 […]

Read More

Faster Node Rejoins with Improved IST performance

and  | July 21, 2017 |  Posted In: MySQL, Percona XtraDB Cluster

IST Performance

In this blog, we’ll look at how improvements to Percona XtraDB Cluster improved IST performance. Introduction Starting in version 5.7.17-29.20 of Percona XtraDB Cluster significantly improved performance. Depending on the workload, the increase in throughput is in the range of 3-10x. (More details here). These optimization fixes also helped improve IST (Incremental State Transfer) performance. This […]

Read More

Differences in PREPARE Statement Error Handling with Binary and Text Protocol (Percona XtraDB Cluster / Galera)

 | July 5, 2017 |  Posted In: Insight for DBAs, MySQL, Percona XtraDB Cluster

PREPARE Statement

In this blog, we’ll look at the differences in how a PREPARE statement handles errors in binary and text protocols. Introduction Since Percona XtraDB Cluster is a multi-master solution, when an application executes conflicting workloads one of the workloads gets rolled back with a DEADLOCK error. While the same holds true even if you fire […]

Read More

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

and  | June 23, 2017 |  Posted In: Group Replication, High-availability, InnoDB, Percona XtraDB Cluster

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 […]

Read More

Upcoming HA Webinar Wed 6/21: Percona XtraDB Cluster, Galera Cluster, MySQL Group Replication

 | June 19, 2017 |  Posted In: Group Replication, High-availability, MySQL, Percona XtraDB Cluster, Technical Webinars

High Availability

Join Percona’s MySQL Practice Manager Kenny Gryp and QA Engineer, Ramesh Sivaraman as they present a high availability webinar around Percona XtraDB Cluster, Galera Cluster, MySQL Group Replication on Wednesday, June 21, 2017 at 10:00 am PDT / 1:00 pm EDT (UTC-7). Register Now What are the implementation differences between Percona XtraDB Cluster 5.7, Galera Cluster […]

Read More