AppArmor is security Linux kernel module similar to the SELinux but it's supposed to be easier to setup and maintain. There are many reasons for you to disable it, primary one is that its security features can get in the way of legitimate applications operation. In this article I'm gonna show you how to disable and remove AppArmor from your Ubuntu based Linux distribution.
The thing is actually very simple. First we stop apparmor service using following command:
sudo /etc/init.d/apparmor stop
Next thing to do is to disable this service from starting at boot time using Debian
sudo update-rc.d -f apparmor remove
And at last if we don't wont the AppArmor bits on our hard drive sectors we use this command to remove it for good:
AT THIS POINT APPARMOR WILL NOT RUN WHEN YOUR COMPUTER BOOTS. BEWARE THAT FOLLOWING LINE IS REPORTED NOT TO WORK AS INTENDED DUE TO CHANGES IN PACKAGE DEPENDENCIES SINCE THIS ARTICLE WAS PUBLISHED (Jun 2011.). PROCEEDING COULD MAKE YOUR SYSTEM UNUSABLE.
sudo apt-get --purge remove apparmor apparmor-utils libapparmor-perl libapparmor1
That's it, it was easy? Now feel free to enjoy your AppArmor free PC.