File System - Watcher
1 - Linux
File system watcher requires inotify(7) facility. The sign of inotify availability in a system is a presence of /proc/sys/fs/inotify/ directory.
File system watcher is a single binary executable (fsnotifier) and can be downloaded directly from our Git repository.
It can be raised by adding following line to the /etc/sysctl.conf file:
fs.inotify.max_user_watches = 524288
… and issuing this command to apply the change:
sudo sysctl -p