Monthly Archives - October 2013

Introducing TokuMX Transactions for MongoDB Applications

Since our initial release last summer, TokuMX has supported fully ACID and MVCC multi-statement transactions. I’d like to take this post to explain exactly what we’ve done and what features are now available to the user.
But before beginning, an important note: we have implemented this for non-sharded clusters only. We do not support distributed […]

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Percona XtraDB Cluster/ Galera with Percona Monitoring Plugins

The Percona Monitoring Plugins (PMP) provide some free tools to make it easier to monitor PXC/Galera nodes.  Monitoring broadly falls into two categories: alerting and historical graphing, and the plugins support Nagios and Cacti, respectively, for those purposes.
Graphing
An update to the PMP this summer (thanks to our Remote DBA team for supporting this!) added a Galera-specific host template that includes […]

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November 6 Webinar: 5 Pitfalls to Avoid with MySQL and Big Data

You love MySQL for its ease of deployment – but are you worried about how your application will perform when it starts to scale?
SPEAKER: Gerry Narvaja, Tokutek
DATE: Wednesday, November 6th
TIME: 1pm ET
Register Now!
Join this interactive webinar with Gerry Narvaja of Tokutek as he walks through the potential pitfalls when using MySQL for […]

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InnoDB adaptive flushing in MySQL 5.6: checkpoint age and io capacity

In MySQL 5.6 InnoDB has a dedicated thread (page_cleaner) that’s responsible for performing flushing operations. Page_cleaner performs flushing of the dirty pages from the buffer pool based on two factors:
– access pattern  –  the least recently used pages will be flushed by LRU flusher from LRU_list when buffer pool has no free pages anymore;
– […]

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MySQL on Windows: A survival guide for Linux-based DBAs

Next week, on Nov. 6, I will be delivering a webinar about running MySQL on Windows, with a strong focus on Linux-based sysadmins and DBAs – and how not to go crazy in the process.
An interesting (and challenging!) part of working for Percona is that you never know what kind of setup a customer […]

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MySQL 5.6 New Replication Features: Webinar followup Q&A

I want to thank all attendees of my webinar, “MySQL 5.6 New Replication Features: Benefits, Challenges and Limitations“. We had questions that I didn’t have the time to answer:
Q: If I run on Amazon’s RDS, do I need to worry about enabling crash-safe slaves, or is that already in place?
A: Crash-safe replication is already […]

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Percona Server 5.5.34-32.0 is now available

Percona Server version 5.5.34-32.0
Percona is glad to announce the release of Percona Server 5.5.34-32.0 on October 28th, 2013 (Downloads are available here and from the Percona Software Repositories). Based on MySQL 5.5.34, including all the bug fixes in it, Percona Server 5.5.34-32.0 is now the current stable release in the 5.5 series. All of Percona‘s software is open-source and free, all the […]

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Percona Server 5.1.72-14.10 is now available

Percona Server version 5.1.72-14.10
Percona is glad to announce the release of Percona Server 5.1.72-14.10 on October 28th, 2013 (Downloads are available here and from the Percona Software Repositories). Based on MySQL 5.1.72, including all the bug fixes in it, Percona Server 5.1.72-14.10 is now the current stable release in the 5.1 series. All of Percona‘s software is open-source and free, all the […]

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Percona Server 5.6.14 with TokuDB 7.1 Experimental build

We just announced Percona Server 5.6.14 release, and I decided to make this build with the TokuDB 7.1 engine.
The build is available here in the TESTING area.
You are welcome to play with these binaries, but keep in mind:

This is an experimental build and not supposed to be used in production environment
The binaries built on […]

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The Genius of MongoDB

Getting ready for tomorrow’s MongoDB Boston conference (come say hi if you see us!), I’m spending some time thinking about a post last week by Bryce Nyeggen: The Genius and Folly of MongoDB. It hits home in a lot of ways for me and the whole TokuMX team, because it mimics exactly the impetus […]

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