October 23, 2014

MySQL Northern European Customer Conference

Yesterday I’ve attended MySQL Customers Conference in London. This event is much smaller size than Users Conference (one day and about 170 people attending) and surely less geeky – there were no one from MySQL Development Support or Consulting teams and Sales Engineers were as close as you could get. Though Anders Karlsson and Ivan […]

Consulting for MySQL

Percona offers consulting (and training, and support, and development) services for MySQL and LAMP applications. We can help with all areas of the MySQL Server – Operations, Application Design, Custom Feature development, and so on. Please visit our company website to learn more about our MySQL consulting and other services for MySQL, our more than […]

The Math of Automated Failover

There are number of people recently blogging about MySQL automated failover, based on production incident which GitHub disclosed. Here is my take on it. When we look at systems providing high availability we can identify 2 cases of system breaking down. First is when the system itself has a bug or limitations which does not […]

Great Talks on Percona Live,NY!, Free Pass opportunity inside

You surely have heard about Percona Live,NY taking place October 1-2 in New York, you however might have been wondering what kind of talks you would see on this event and why would should you attend. The day one of this event is Tutorial day, which is long (half to a full day) presentations which […]

Tutorial Insights for Percona Live, London

We have a great line up of Tutorials on Percona Live, London. I hand picked number of them after seeing outstanding speaker Performance in other Places. Let me tell in little bit more details about people we have invited and their talks. Yoshinori Matsunobu Talk on Linux Hardware and Optimizations for MySQL at Oreilly MySQL […]

How long is recovery from 8G innodb_log_file

In my previous posts I highlighted that one of improvements in Percona Server is support of innodb_log_file_size > 4G. This test was done using Percona Server 5.5.7, but the same performance expected for InnoDB-plugin and MySQL 5.5.

Percona Welcomes Morgan Tocker and Matt Yonkovit

The Percona team has kept on expanding. We are very pleased to announce the addition of Morgan Tocker and Matt Yonkovit!

Morgan has been with us for a while. Before joining Percona, Morgan worked as a Technical Instructor for MySQL (and then Sun Microsystems) in…1990’s as a DBA, System Administrator, and all around techie. Before joining Percona, Matt worked at MySQL and Sun Microsystems as a Solution Architect helping to…. He will be a valuable member of both our consulting and development teams.

Morgan and Matt, a big welcome — we are fortunate indeed that you’re…

Onsite and Remote – getting best of both worlds

At Percona we provide services both Onsite – visiting the customers and Remote – logging in to their systems or communicating via email,phone,instant messaging. We believe both approaches have their benefits and drawbacks and mixing them right way allows you to get your problems solved most efficient way.

How much overhead DRDB could cause ?

I was working with the customer today investigating MySQL over DRBD performance issues. His basic question was why there is so much overhead with DRBD in my case, while it is said there should be no more than 30% overhead when DRBD is used. The truth is – because how DRBD works it does not […]

How reliable RAID really is

This post is not exactly about MySQL Performance or about Performance at all, but I guess it should be interested to many MySQL DBAs and other people involved running MySQL In production. Recently I’ve been involved in troubleshooting Dell Poweredge 2850 system running RAID5 using 6GB internal hard drives, which give about 1.4TB of usable […]