Performance Improvement is not Performance Optimization

Performance improvement is the art and science of making online applications faster, while performance optimization is the art and science of making online applications efficient. While these two concepts are very closely related, using the homepage of a high-end specialty retailer, this article will show how a focused performance optimization effort can Shrink page size by nearly 40% Reduce CSS and JavaScript files by more than 75% Decrease Hosts and… read more

Third-Party Issues and the Performance Ripple Effect

On September 10, GoDaddy, a major Internet Registry and DNS provider for millions of domain names experienced an outage that caused a substantial impact for companies and people around the globe while major online sites in the US experienced no or minimal performance impact at all from this event. How can this be? How can a major online name registry and DNS provider go offline for 4-5 hours and only… read more