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authorschneems <richard.schneeman@gmail.com>2017-07-24 10:26:30 -0500
committerschneems <richard.schneeman@gmail.com>2017-07-24 11:34:12 -0500
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Include rack-mini-profiler by default
I've used many development related performance tools, but the single most consistently helpful tool is `rack-mini-profiler`. The tool provides a lightweight UI element for each page, that shows the server response time. When clicked it expands to show more detail: ![](https://www.dropbox.com/s/0aciw4mk8c059n0/Screenshot%202017-07-24%2010.24.24.png?dl=1) This can be used to detect expensive queries, N+1 issues and general performance related problems.
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