Tech Scaling Past a Billion - HAProxy, Varnish, and Connection Tracking In our environment, we are routinely handling 20,000 connections per second and frequently bursting past 30,000 connections per second. We use HAProxy and Varnish to power this traffic, but they aren't without their quirks.
Tech Fishing for Insight in a Sea of Logs Like any reasonably sized engineering organization, the systems and applications comprising our environment are generating thousands of log entries every second. To make sense of the noise, we aggregate those logs to a central location for search and analysis.