Troubleshooting a RoR Application in Production

This page summarizes the projects mentioned and recommended in the original post on

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  • rack-mini-profiler

    Profiler for your development and production Ruby rack apps.

    For a quick ad hoc peek at the performance of pages that you can request yourself, without having to go through the hoops of connecting to and committing to an external service, this gem can also be useful:

  • active_record_doctor

    Identify database issues before they hit production.

    Start with finding mixing indexes:

  • SonarLint

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NOTE: The number of mentions on this list indicates mentions on common posts plus user suggested alternatives. Hence, a higher number means a more popular project.

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