April 20, 2014

Migrating to XtraDB Cluster Webinar follow up questions

Thanks to all who attended my webinar today. The session was recorded and will be available to watch for free soon here. There were a lot of great questions asked during the session, so I’d like to take this opportunity to try to answer a few of them: Q: Is there an easy way to […]

Should you move from MyISAM to Innodb ?

There is significant portion of customers which are still using MyISAM when they come to us, so one of the big questions is when it is feasible to move to Innodb and when staying on MyISAM is preferred ? I generally prefer to see Innodb as the main storage engine because it makes life much […]

How Percona Develops Open-Source Software

Percona has been building and contributing to open-source software since the company was founded, and individually we’ve been doing the same thing for many years.  We think it’s a huge value for our customers and the community. We’re involved in a dozen or so open-source projects, but our three core efforts at the moment are […]

When to use Hardware upgrade instead of Software Optimization

One typical question which frequently pops up is whenever it is better to use hardware upgrade or optimize software more. I already wrote about it, for example here. Today I’ll look at the same topic from the consultants view. When consultant should suggest hardware upgrade and when it is not in a simple checklist form.

Choosing innodb_buffer_pool_size

My last post about Innodb Performance Optimization got a lot of comments choosing proper innodb_buffer_pool_size and indeed I oversimplified things a bit too much, so let me write a bit better description. Innodb Buffer Pool is by far the most important option for Innodb Performance and it must be set correctly. I’ve seen a lot […]

Progress with ClickAider project

About three months ago I announced ClickAider to become available to general public. And I think it is about the time to write about the progress we have with this project for those who interested. The project generates decent interest and we have about 3000 sites Registered over this time, which I consider decent number […]

Content delivery system design mistakes

This week I helped dealing with performance problems (part MySQL related and part related to LAMP in general) of system which does quite a bit of content delivery, serving file downloads and images – something a lot of web sites need to do these days. There were quite a bit of mistakes in design for […]