Tag - pxc

Webinar Q/A: MySQL High Availability with Percona XtraDB Cluster 5.7

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 here.
Q. How is storage […]

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Webinar Thursday, November 17: MySQL High Availability with Percona XtraDB Cluster 5.7

Percona XtraDB Cluster 5.7

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 Galera-based high availability (HA) solution. Whether you’re new to MySQL clustering technology, or […]

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Percona XtraDB Cluster 5.6.32-25.17 is now available

wsrep-stages

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 Server 5.6.32-78.1
Galera Replication library 3.17
Codership wsrep API version 25

Bugs Fixed:

Fixed DONOR node getting stuck in Joined state […]

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Webinar Wednesday, September 28: Percona Software News and Roadmap Update – Q3 2016

Please join Percona founder and CEO Peter Zaitsev for a webinar Wednesday, September 28 at 11 am PDT (UTC-7) where he’ll discuss Percona Software News and Roadmap Update – Q3 2016.
Come and listen to Percona CEO Peter Zaitsev discuss what’s new in Percona open source software, including Percona Server for MySQL and MongoDB, Percona […]

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Percona XtraDB Cluster 5.6.30-25.16.2 is now available (CVE-2016-6662 fix)

wsrep-stages

Percona  announces the new release of Percona XtraDB Cluster 5.6 on September 15, 2016. Binaries are available from the downloads area or our software repositories.
Percona XtraDB Cluster 5.6.30-25.16.2 is now the current release, based on the following:

Percona Server 5.6.30-76.3
Galera Replication library 3.16
Codership wsrep API version 25

This release provides a fix for CVE-2016-6662. More information about this […]

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AWS Aurora Benchmarking part 2

Some time ago, I published the article on AWS Aurora Benchmarking (AWS Aurora Benchmarking – Blast or Splash?), in which I analyzed the behavior of different solutions using synchronous replication in AWS environment. This blog follows up with some of the comments and suggestions I received regarding that post from the community and Amazon […]

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Better high availability: MySQL and Percona XtraDB Cluster with good application design

High Availability
Have you ever wondered if your application should be able to work in read-only mode? How important is that question?
MySQL seems to be the most popular database solution for web-based products. Most typical Internet application workloads consist of many reads, with usually few writes. There are exceptions of course – MMO games for […]

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Optimizing PXC Xtrabackup State Snapshot Transfer

State Snapshot Transfer (SST) at a glance
PXC uses a protocol called State Snapshot Transfer to provision a node joining an existing cluster with all the data it needs to synchronize.  This is analogous to cloning a slave in asynchronous replication:  you take a full backup of one node and copy it to the new […]

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PXC – Incremental State transfers in detail

IST Basics
State transfers in Galera remain a mystery to most people.  Incremental State transfers (as opposed to full State Snapshot transfers) are used under the following conditions:

The Joiner node reports Galera a valid Galera GTID to the cluster
The Donor node selected contains all the transactions the Joiner needs to catch up to the rest […]

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The Q&A: Creating best-in-class backup solutions for your MySQL environment

Thank you for attending my July 15 webinar, “Creating Best in Class Backup solutions for your MySQL environment.” Due to the amount of content we discussed and some minor technical difficulties faced near the end of webinar we have decided to cover the final two slides of the presentation along with the questions asked […]

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