1 https://github.com/guard/listen/wiki/Increasing-the-amount-of-inotify-watchers#the-technical-details
1 https://stackoverflow.com/questions/22475849/node-js-error-enospc
For Arch Linux add this line to /etc/sysctl.d/99-sysctl.conf: fs.inotify.max_user_watches=524288 Then execute: sysctl --system