✘ dcz@dcz  ~  sudo apt-get purge nvidia-352
Reading package lists... Done
Building dependency tree       
Reading state information... Done
The following packages will be REMOVED:
  nvidia-352*
0 upgraded, 0 newly installed, 1 to remove and 8 not upgraded.
After this operation, 300 MB disk space will be freed.
Do you want to continue? [Y/n] y


(Reading database ... 242655 files and directories currently installed.)
Removing nvidia-352 (352.63-0ubuntu0.14.04.1) ...
Stopping nvidia-persistenced
nvidia-persistenced: no process found
Done.
Removing all DKMS Modules
Done.
update-alternatives: removing manually selected alternative - switching x86_64-linux-gnu_gl_conf to auto mode
update-alternatives: using /usr/lib/x86_64-linux-gnu/mesa/ld.so.conf to provide /etc/ld.so.conf.d/x86_64-linux-gnu_GL.conf (x86_64-linux-gnu_gl_conf) in auto mode
update-alternatives: removing manually selected alternative - switching i386-linux-gnu_gl_conf to auto mode
update-alternatives: using /usr/lib/i386-linux-gnu/mesa/ld.so.conf to provide /etc/ld.so.conf.d/i386-linux-gnu_GL.conf (i386-linux-gnu_gl_conf) in auto mode
INFO:Disable nvidia-352
DEBUG:Parsing /usr/share/ubuntu-drivers-common/quirks/dell_latitude
DEBUG:Parsing /usr/share/ubuntu-drivers-common/quirks/lenovo_thinkpad
DEBUG:Parsing /usr/share/ubuntu-drivers-common/quirks/put_your_quirks_here
update-initramfs: deferring update (trigger activated)
Purging configuration files for nvidia-352 (352.63-0ubuntu0.14.04.1) ...
update-initramfs: deferring update (trigger activated)
Processing triggers for libc-bin (2.19-0ubuntu6.7) ...
Processing triggers for man-db (2.6.7.1-1ubuntu1) ...
Processing triggers for initramfs-tools (0.103ubuntu4.3) ...
update-initramfs: Generating /boot/initrd.img-3.19.0-58-generic