September 18, 2014

Percona Live London: Top Ten reasons to attend Nov. 3-4

Percona Live London 2014 is fast approaching – November is just around the corner. This year’s conference, November 3-4, will be even bigger and better than last year thanks to the participation of leading MySQL experts the world over (including you!). The Percona Live London MySQL Conference is a great event for users of any […]

OpenStack: A MySQL DBA Perspective – Sept. 17 webinar

I’ll have the pleasure to present, next Wednesday, September 17 at 10 a.m. PDT (1 p.m. EDT) a webinar titled “OpenStack: A MySQL DBA Perspective.” Everyone is invited. The webinar will be divided into two parts. The first part will cover how MySQL can be used by the OpenStack infrastructure including the expected load, high-availability […]

MySQL 101: Monitor Disk I/O with pt-diskstats

Here on the Percona Support team we often ask customers to retrieve disk stats to monitor disk IO and to measure block devices iops and latency. There are a number of tools available to monitor IO on Linux. iostat is one of the popular tools and Percona Toolkit, which is free, contains the pt-diskstats tool […]

Galera data on Percona Cloud Tools (and other MySQL monitoring tools)

I was talking with a Percona Support customer earlier this week who was looking for Galera data on Percona Cloud Tools. (Percona Cloud Tools, now in free beta, is a hosted service providing access to query performance insights for all MySQL uses.) The customer mentioned they were already keeping track of some Galera stats on Cacti, and […]

A closer look at the MySQL ibdata1 disk space issue and big tables

A recurring and very common customer issue seen here at the Percona Support team involves how to make the ibdata1 file “shrink” within MySQL. I can only imagine there’s a degree of regret by some of the InnoDB architects on their design decisions regarding disk-space management by the shared tablespace* because this has been a big […]

Make a difference! See the world! Speak at Percona Live London; Santa Clara!

Twice each year members of the global open-source community converge on London in November and Santa Clara in April to network with, and learn from, some of the world’s most experienced and accomplished system architects, developers and DBAs. And now it’s time for YOU to give back to this diverse and growing MySQL community. The […]

Paris OpenStack Summit Voting – Percona Submits 16 MySQL Talks

MySQL plays a critical role in OpenStack. It serves as the host database supporting most components such as Nova, Glance, and Keystone and is the most mature guest database in Trove. Many OpenStack operators use Percona open source software including the MySQL drop-in compatible Percona Server and Galera-based Percona XtraDB Cluster as well as tools such as Percona XtraBackup and Percona Toolkit. […]

Reference architecture for a write-intensive MySQL deployment

We designed Percona Cloud Tools (both hardware and software setup) to handle a very high-intensive MySQL write workload. For example, we already observe inserts of 1bln+ datapoints per day. So I wanted to share what kind of hardware we use to achieve this result. Let me describe what we use, and later I will explain […]

Percona Monitoring Plugins 1.1.4 release

Percona is glad to announce the release of Percona Monitoring Plugins 1.1.4. Changelog: * Added login-path support to Nagios plugins with MySQL client 5.6 (bug 1338549) * Added a new threshold option for delayed slaves to pmp-check-mysql-replication-delay (bug 1318280) * Added delayed slave support to pmp-check-mysql-replication-running (bug 1332082) * Updated Nagios plugins and Cacti script […]

Q&A: Even More Deadly Mistakes of MySQL Development

On Wednesday I gave a presentation on “How to Avoid Even More Common (but Deadly) MySQL Development Mistakes” for Percona MySQL Webinars.  If you missed it, you can still register to view the recording and my slides. Thanks to everyone who attended, and especially to folks who asked the great questions.  I answered as many as we had […]