February 10, 2012

Group commit and real fsync

During the recent months I’ve seen few cases of customers upgrading to MySQL 5.0 and having serious performance slow downs, up to 10 times in certain cases. What was the most surprising for them is the problem was hardware and even OS specific – it could show up with one OS version but not in [...]

Site goes lives

Numerous talks at MySQL Users Conference and a lot of people asking me for my presentations motivated me to speed up launching of this site. I hope it will also motivate me to blog more frequently about performance as blog name implies. If you’re looking for presentations they are here. All of mine presentations which [...]