Profiling PHP: Prepare for Ludicrous Speed!

There's a saying "hardware is cheaper than developers", but this only holds true if you treat your hardware with the respect it deserves.

Learn how to diagnose, confirm and fix bottlenecks in your application using XHProf and Xhgui.

After an in-depth look at how to use these tools, we'll take a practical look at actually using them to achieve measurable (~20%) performance improvements in a popular open source project.

Friday, Jan 15th, 10:00am-10:50am
Large Conference

About Davey Shafik

Davey Shafik is a full-time developer with over 14 years of experience in PHP and related technologies. He is a Developer Evangelist at Akamai Technologies and has written three books, numerous articles, and spoken at conferences the world over. He is best known for his books, the Zend PHP Certification Study Guide and PHP Master: Write Cutting Edge Code, and as the creator of PHP Archive (PHAR) for PHP 5.3. Davey is passionate about improving the tech community. He co-organizes the Prompt initiative (, dedicated to lifting the stigma surrounding mental health discussions, and has worked with PHPWomen since its inception.