Powerful, detailed, asynchronous file system event monitoring mechanism. Linux 2.6.13 onwards from medical support inotify Inotify implemented several software: Inotify, sersync, lsyncd
※ Inotify preparation for the implementation premise: rsync daemon service configuration is successful, and the client can push and pull data to be able to successfully configure inotify service
# Following three documents to prove the support inotify service
2.6.32-358.el6.x86_64
[Root @ liangenyu ~] # ls -l / proc / sys / fs / inotify / 0 Total amount
-rw-r--r-- 1 root root 0 12 月 1 21:11 max_queued_events
-rw-r--r-- 1 root root 0 12 月 1 21:11 max_user_instances
-rw-r--r-- 1 root root 0 12 月 1 21:11 max_user_watches