RailsConf 2019 - The Life-Changing Magic of Tidying Active... by Richard Schneeman & Caleb Thompson

RailsConf 2019 - The Life-Changing Magic of Tidying Active Record Allocations by Richard Schneeman & Caleb Thompson _______________________________________________________________________________________________ Cloud 66 - Pain Free Rails Deployments Cloud 66 for Rails acts like your in-house DevOps team to build, deploy and maintain your Rails applications on any cloud or server. Get $100 Cloud 66 Free Credits with the code: RailsConf-19 ($100 Cloud 66 Free Credits, for the new user only, valid till 31st December 2019) Link to the website: https://cloud66.com/rails?utm_source=-&utm_medium=-&utm_campaign=RailsConf19 Link to sign up: https://app.cloud66.com/users/sign_in?utm_source=-&utm_medium=-&utm_campaign=RailsConf19 _______________________________________________________________________________________________ Your app is slow. It does not spark joy. In this talk, we will use memory allocation profiling tools to discover performance hotspots, even when they're coming from inside a library. We will use this technique with a real-world application to identify a piece of optimizable code in Active Record that ultimately leads to a patch with a substantial impact on page speed.