TYPO3 Core

I experienced a really strange behaviour of my TYPO3 setup. My Backend got really slow. I then deleted the typo3conf/ext/template/Resources/Private/Preprocessing/node_modules folder in my sitepackage that I need for pre-compiling my scss. Now backend speed is back to normal. This only happens on my production server (linux). On my local windows dev environment everything is great. I know technically on the production server folders things like `bower_components` and `node_modules` should be in .gitignore and not even on there.

Thoams Maroschik suggested the following:

I'm not sure whether it applies to TYPO3 but in Flow the Language service looked up the Resources folder for xlf files and traversed all folders/files. in case of node modules these are a lot