Presto is a free, open source SQL query engine. We’ve been using it at Meta for the past ten years, and learned a lot while doing so. Running anything at scale - tools, processes, services - takes problem solving to overcome unexpected challenges. Here are four things we learned while scaling up Presto to Meta scale, and some advice if you’re interested in running your own queries at scale.

Scaling Presto rapidly to meet growing demands: What challenges did we face?

Deploying new Presto releases

Figure 1: Process workflow for pushing new versions of Presto (Diagram by Philip S. Bell)