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Tired of MySQL Making You Wait? Webinar: Questions and Answers

 | January 21, 2016 |  Posted In: MySQL

We’d like to thank everybody for joining us on January 7th for our “Tired of MySQL Making You Wait?” webinar with Percona’s Alexander Rubin, Principal Consultant and SolarWinds’ Janis Griffin, Database Evangelist. Too often developers and DBAs struggle to pinpoint the root cause of performance issues and then spend too much time in trying to […]

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MongoDB revs you up: What storage engine is right for you? (Part 3)

and  | January 20, 2016 |  Posted In: MongoDB, Solutions Engineering

Differentiating Between MongoDB Storage Engines: RocksDB In this series of posts, we discussed what a storage engine is, and how you can determine the characteristics of one versus the other: “A database storage engine is the underlying software that a DBMS uses to create, read, update and delete data from a database. The storage engine should […]

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Dealing with corrupted InnoDB data

 | January 19, 2016 |  Posted In: MySQL

Data corruption! It can happen. Maybe because of a bug or storage problem that you didn’t expect, or MySQL crashes when a page checksum’s result is different from what it expected. Either way, corrupted data can and does occur. What do you do then? Let’s look at the following example and see what can be […]

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Making Apache Spark Four Times Faster

 | January 15, 2016 |  Posted In: Apache Spark, MySQL

This is a followup to my previous post Apache Spark with Air ontime performance data. To recap an interesting point in that post: when using 48 cores with the server, the result was worse than with 12 cores. I wanted to understand the reason is was true, so I started digging. My primary suspicion was that Java (I […]

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OpenSSH CVE-2016-0777: Details and Mitigation

 | January 14, 2016 |  Posted In: MySQL, Security

OpenSSH

Earlier today advisories were sent out regarding OpenSSH versions 5.4 through 7.1., informing users about a security bug in the software. In essence, the advisory instructed people to add the   UseRoaming no option to their ssh_config file, with a promise for further information to be made available shortly.   Add undocumented "UseRoaming no" to ssh_config or use "-oUseRoaming=no" […]

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Prometheus as an Engine for MySQL Monitoring

 | January 14, 2016 |  Posted In: Prometheus

When I first discovered Graphite years ago, I was very impressed with its monitoring capabilities.  Compared to many RRD-based tools that were popular at the time (like Cacti), Graphite separated the captured data and graphs, allowing you to do all kinds of math and transformations while visualizing data. For example, I could plot the relationship […]

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Play the Percona Powerball Pool!!

 | January 12, 2016 |  Posted In: Percona Managed Services

percona powerball

The Only Sure Thing is Percona Powerball Pool Everyone is talking about the upcoming Powerball lottery draw. 1.4 BILLION dollars!! And growing! Millions of people are imagining what they would do IF they win. It’s the stuff of dreams. That is literally true. The chances of winning the Powerball Lottery are 1 in 292.2 million. Or roughly speaking, the […]

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Percona Server 5.6.28-76.1 is now available

 | January 12, 2016 |  Posted In: Events and Announcements, MySQL, Percona Server for MySQL, Percona Software, TokuDB

Faster restarts for MySQL and Percona Server 5.6.21+

Percona is glad to announce the release of Percona Server 5.6.28-76.1 on January 12, 2016. Download the latest version from the Percona web site or from the Percona Software Repositories. Based on MySQL 5.6.28, including all the bug fixes in it, Percona Server 5.6.28-76.1 is the current GA release in the Percona Server 5.6 series. Percona Server is open-source […]

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Percona Server 5.5.47-37.7 is now available

 | January 12, 2016 |  Posted In: Events and Announcements, MySQL, Percona Server for MySQL, Percona Software

Faster restarts for MySQL and Percona Server 5.6.21+

Percona is glad to announce the release of Percona Server 5.5.47-37.7 on January 12, 2016. Based on MySQL 5.5.47, including all the bug fixes in it, Percona Server 5.5.47-37.7 is now the current stable release in the 5.5 series. Percona Server is open-source and free. Details of the release can be found in the 5.5.47-37.7 […]

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