This page details the procedures for installing and reinstalling GRUB 2.The information applies to most versions of GRUB 2, but is specifically written for version 1.99. Before an application can be compiled using a port, the Ports Collection must first be installed.If it was not installed during the installation of Free BSD, use one of the following methods to install it:.The main things you'll want to back up are the contents of directory. parts of the Mozilla suite, and the GNOME and KDE desktop environments) are known to overwrite existing user settings with new defaults when a new version of the application is first started by a user.As a precaution, you may want to make a backup of the hidden files and directories () in users' home directories.Notice that if the upgrade process is left unattended and the system requests input during the upgrade there is a high possibility of services being unavailable, you can reduce the downtime if you do a minimal system upgrade, as described in Section 4.4.4, “Minimal system upgrade”, followed by a kernel upgrade and reboot, and then upgrade the packages associated with your critical services.Upgrade these packages prior to doing the full upgrade described in Section 4.4.5, “Upgrading the system”.
The GRUB 2 bootloader is included on all currently-supported versions of the Ubuntu family.
GRUB 2 installation is automatically incorporated into a normal Ubuntu installation.
Input required by the user for the initial setup is very simple.
GRUB 1.99 is included on Ubuntu releases 11.04 (Natty Narwhal) and later.
For more information on a variety of GRUB 2 topics, please visit the GRUB2 main page.
The SELinux policy particularly does NOT allow named to modify the $ROOTDIR/var/named directory, the default location for master zone database files.