Digma is an IntelliJ plugin for automatically [identifying and fixing performance issues in your code](https://digma.ai/blog/introducing-the-digma-jetbrains-plugin...| JetBrains Marketplace
10 years ago, Amazon found that every 100ms of latency cost them 1% in sales. Google found an extra .5 seconds in search page generation time dropped traffic by 20%. A broker could lose $4 million in revenues per millisecond if their electronic trading platform is 5 milliseconds behind the competition.| www.gigaspaces.com