rack-mini-profiler - the Secret Weapon of Ruby and Rails Speed

26-Jun-2019 1618
rack-mini-profiler is a powerful Swiss army knife for Rack app performance. Measure SQL queries, memory allocation and CPU time.rack-mini-profiler is a a performance tool for Rack applications, maintained by the talented @samsaffron. rack-mini-profiler provides an entire suite of tools for measuring the performance of Rack-enabled web applications, including detailed drill downs on SQL queries, server response times (with a breakdown for each template and partial), incredibly detailed millisecond-by-millisecond breakdowns of execution times with the incredible flamegraph feature, and will even help you track down memory leaks with its excellent garbage collection features. I wouldn’t hesitate to say that rack-mini-profiler is my favorite and most important tool for developing fast Ruby webapps.
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