# optimization

**URL:** <https://discuss.rubyonrails.org/t/optimization/14350>\
**Category:** rubyonrails-talk\
**Created:** [June 13, 2007, 12:38pm UTC](https://discuss.rubyonrails.org/t/optimization/14350 "2007-06-13T12:38:19Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![Jacob\_Atzen](https://avatars.discourse-cdn.com/v4/letter/j/73ab20/32.png) [@Jacob\_Atzen](https://discuss.rubyonrails.org/u/Jacob_Atzen)\
**Post date:** [June 13, 2007, 12:38pm UTC](https://discuss.rubyonrails.org/t/optimization/14350/1 "2007-06-13T12:38:19Z")

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MArk wrote:

> Just attempting to do some optimization of my code.
> 
> Does anyone know any code coverage tools that will identify any code / methods that are not used by my app?

rcov is the only coverage tool I know of for Ruby. Of course it will not simply point to code and say "You're not using this", it requires programs that exercise the code, f.ex. tests.