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Rails Mini Profiler

screenshot of Rails Mini Profiler
rails

Performance profiling for Rails, made simple

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Overview

Rails Mini Profiler is a streamlined performance profiling tool designed specifically for Rails applications. It simplifies the process of identifying bottlenecks and optimizing performance, drawing inspiration from popular tools like Rack Mini Profiler. Users can quickly install the gem and start reaping the benefits of detailed insights into their application's performance. By visually highlighting performance issues, it aims to make the debugging and optimization process more intuitive for developers.

With Rails Mini Profiler, developers can easily analyze their application's performance metrics, including how requests are handled, time spent on database queries, and rendering views. The user-friendly interface and detailed request overviews enable essential insights into application behavior, making it a must-have tool for Rails developers focused on performance tuning.

Features

  • Easy Installation: Simply add the gem to your Gemfile, run the installer, and you're ready to start profiling your Rails application.

  • Request Overview: Automatically profiles all requests to the application and allows users to view and search stored requests effortlessly.

  • Detailed Request Insights: Get granular details on where time is spent during requests, distinguishing between database access, view rendering, and more.

  • Flamegraphs Support: Automatically records flamegraphs for each profiled request, allowing in-depth visualization of performance metrics when enabled.

  • Configuration Options: Offers extensive customization to enable or disable features like flamegraphs and to set sample rates for profiling.

  • User-Friendly Interface: An intuitive badge and route integration make it easy to access performance data directly from the application’s UI.

  • Development and Production Modes: Configured to run in development mode by default, ensuring you can optimize performance without impacting your production environment.

  • Support for Filtering and Tracing: Allows for deeper insights into specific performance issues by filtering and clicking on trace details within the request overview.

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