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How we fixed a Node.js memory leak by using ShadowReader to replay production traffic into QA

A problem Edmunds faced recently was a memory leak in our Node.js application. It confounded the engineering team as it was only occurring in our production environment; we could not reproduce it in QA, until we introduced a new type of load testing tool developed here at Edmunds, which replays production traffic.

Shadow-reader-logo load-test-animation

Read about it on opensource.com!

Software Engineer @ Edmunds.com