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Webinar Wed, 5/23: Troubleshooting MySQL Concurrency Issues with Load Testing Tools

 | May 21, 2018 |  Posted In: Insight for DBAs, Insight for Developers, MySQL, Technical Webinars

Benchmarking tools for troubleshooting

Please join Percona’s Principal Support Escalation Specialist, Sveta Smirnova, as she presents Troubleshooting MySQL Concurrency Issues with Load Testing Tools on Wednesday, May 23, 2018 at 11:00 AM PDT (UTC-7) / 2:00 PM EDT (UTC-4). Register Now   Normally, we use benchmarking tools when we are developing applications. When applications are deployed, benchmarks tests are usually too […]

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Capturing Per-Process Metrics with Percona Monitoring and Management (PMM)

 | May 21, 2018 |  Posted In: Insight for DBAs, Insight for Developers, MySQL, Percona Monitoring and Management

In this blog post, I will show you how to use Percona Monitoring and Management (PMM) to capture per-process metrics in five minutes or less. While Percona Monitoring and Management (PMM) captures a lot of host metrics, it currently falls short providing per-process information, such as which particular process uses a lot of CPU resources, […]

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Percona Server for MySQL 5.5.60-38.12 Is Now Available

 | May 18, 2018 |  Posted In: Events and Announcements, MySQL, Percona Server for MySQL, Percona Software

Percona Server for MySQL

Percona announces the release of Percona Server for MySQL 5.5.60-38.12 on May 18, 2018. Based on MySQL 5.5.60, including all the bug fixes in it, Percona Server for MySQL 5.5.60-38.12 is now the current stable release in the 5.5 series. Percona Server for MySQL is open-source and free. Downloads are available here and from the Percona Software […]

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Deploy a MongoDB Replica Set with Transport Encryption (Part 1)

 | May 17, 2018 |  Posted In: Insight for DBAs, Insight for Developers, MongoDB, Security

MongoDB Replica Set

In this article series, we will talk about the basic high availability architecture of a MongoDB: the MongoDB replica set. We’ll cover it in three parts: Part 1 (this post): We’ll introduce basic replica set concepts, how it works and what its main features Part 2: We’ll provide a step-by-step guide to configure a three-node […]

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Planes, Trains, and Automobiles: MySQL XA Transactions

 | May 16, 2018 |  Posted In: Insight for DBAs, Insight for Developers, MySQL, Percona Server for MySQL

XA transactions

MySQL, coupled with the InnoDB engine, provides full ACID compliance. With the addition of “eXtended Architecture” (XA) technology, they can all act in a distributed atomic environment. In distributed systems, several different technologies, platforms and devices may need to act on separate sets of data atomically. These backend datasets can exist side by side in […]

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About ZFS Performance

 | May 15, 2018 |  Posted In: AWS, Hardware and Storage, MySQL, ZFS


If you are a regular reader of this blog, you likely know I like the ZFS filesystem a lot. ZFS has many very interesting features, but I am a bit tired of hearing negative statements on ZFS performance. It feels a bit like people are telling me “Why do you use InnoDB? I have read […]

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This Week in Data with Colin Charles 39: a valuable time spent at

 | May 11, 2018 |  Posted In: Amazon Aurora, Amazon RDS, AWS, Events and Announcements, MyRocks, MySQL, MySQL 8.0, Percona Live

Colin Charles

Join Percona Chief Evangelist Colin Charles as he covers happenings, gives pointers and provides musings on the open source database community. 2018 just ended, and it was very enjoyable to be in Bangalore for the conference. The audience was large, the conversations were great, and overall I think this is a rather important conference if you’re […]

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Why We’ve Deprecated MongoRocks in Percona Server for MongoDB 3.6

 | May 10, 2018 |  Posted In: Insight for DBAs, Insight for Developers, MongoDB, Percona Server for MongoDB


In this blog post, we’ll look at why we deprecated MongoRocks in Percona Server for MongoDB 3.6, and provide some guidance on switching from MongoRocks to WiredTiger. On April 24, 2018, Percona announced the availability of Percona Server for MongoDB 3.6. If you read the blog post announcing the release, you probably saw the following […]

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