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Before Upgrading You need to remember the following point
Take comple backup of your system before upgrading .Now you need to upgraded Ubuntu Edgy Machine to Ubuntu Feisty.
We can Use Two methods to upgrade Ubuntu Edgy to Ubuntu Feisty
1) Using GUI
2) Using apt-get
Upgrading Ubuntu Edgy to Ubuntu Feisty
f you want to upgrade using GUI use the following command
gksu “update-manager -c ”
“-c” switch tells it to look for upgrades at all.
You should see the following screen here Now you can see 7.04 is available for upgrade click on upgrade
gpg:Go ahead and type your message …
Press Ctrl+C and then start the install process again.
Now you should see the following screen downloading upgrade tool
You need to enter root password and click ok
Preparing the upgrade in progress
You need to confirm the upgrade process by clicking “Start Upgrade”
Download in progress for all the required packages for Upgrade
Installation in progress
If you click on Terminal to see detailed installation in progress
Cleaning Up is in Progress
You need to restart the system to complete the Upgrade by clicking “Restart Now”
Method 2 - Using apt-get
Edit your /etc/apt/sources.list as root. Change every occurrence of edgy to feisty.
Use any prefered editor. If you have a CD-ROM line in your file, then remove it.
sudo vi /etc/apt/sources.list
or
use the following Simple command
sudo sed -e ’s/\edgy/ feisty/g’ -i /etc/apt/sources.list
Now you need to update the source list using the following command
sudo apt-get update
Upgrade using the following command
sudo apt-get dist-upgrade
Double check your process was finished properly using the following commd
sudo apt-get -f install
sudo dpkg --configure -a
Now you need to Reboot your machine to take your new ubuntu 7.04 installation to effect all changes.
Testing Your Upgrade
You can check the ubuntu version installed using the following command
sudo lsb_release -a
Output Looks like below
Distributor ID: Ubuntu
Description: Ubuntu feisty (development branch)
Release: 7.04
Codename: feisty
or
Just type the following command in your terminal
cat /etc/issue
Output Lokks like below
Ubuntu feisty (development branch) \n \l
deb http://download.tuxfamily.org/syzygy42 feisty avant-window-navigator
deb-src http://download.tuxfamily.org/syzygy42 feisty avant-window-navigator
wget http://download.tuxfamily.org/syzygy42/8434D43A.gpg
sudo apt-key add 8434D43A.gpg
rm 8434D43A.gpg
sudo apt-get update
avant-window-navigator-svn - the latest development version of AWN.All -svn packages are updated daily.
affinity - the latest stable version of affinity.
affinity-svn - the latest development version of affinity.
sudo apt-get install build-essential autotools-dev libxdamage-dev libxcomposite-dev libgnome2-common libgnome2-dev libgnome-desktop-dev libgnome-vfs-dev libgtk2.0-dev libwnck-dev libgconf2-dev libglib2.0-dev libdbus-glib-1-dev libgnomevfs2-0 libgnome-desktop-2 libgnome2-0 libwnck-common python-gtk2 python-gconf subversion gnome-common
svn checkout http://avant-window-navigator.googlecode.com/svn/trunk/ avant-window-navigator
cd avant-window-navigator
./autogen.sh
make
sudo make install
sudo apt-get install build-essential autotools-dev libgnome-vfs-dev libgtk2.0-dev libgnome2-dev libgnome-desktop-dev libgnomevfs2-0 libgtk2.0-0 libgnome2-0 libgnome-desktop-2 libtrackerclient-dev libbeagle-dev
wget http://affinity-search.googlecode.com/files/affinity-0.1.tar.gz
tar -xzf affinity-0.1.tar.gz
cd affinity-0.1
./configure
make
sudo make install
sudo apt-get install build-essential autotools-dev libgnome-vfs-dev libgtk2.0-dev libgnome2-dev libgnome-desktop-dev libgnomevfs2-0 libgtk2.0-0 libgnome2-0 libgnome-desktop-2 libpanel-applet2-dev libtrackerclient-dev libbeagle-dev subversion
svn checkout http://affinity-search.googlecode.com/svn/trunk/ affinity-search
cd affinity-search
./autogen.sh
make
sudo make install
sudo apt-get remove avant-window-navigator avant-window-navigator-svn affinity-tracker affinity-beagle affinity-svn
sudo make uninstall
You may also never have installed and configured an operating system before (especially if you bought a computer with Windows preinstalled for you).
/etc/fstab (making hard drives and partitions viewable as folders)
/boot/grub/menu.lst (controlling the boot menu that lets you choose which operating system to boot to)
/etc/apt/sources.list (the list of sources from which you can easily install software)
/etc/X11/xorg.conf (screen resolution options, among other things)
and all of these files need Root privileges to modify.
If you're using Ubuntu (Gnome), press Alt-F2 and type
If you're using Kubuntu (KDE), press Alt-F2 and type
If you're using Xubuntu (XFCE), press Alt-F2 and type
Mac OS X users may be familiar with this security model (Mac uses sudo, believe it or not!). As a Mac user, you operate as a user. When you want to install something, a dialogue box comes up asking for your administrator (sudo/root) password. Once it's installed, you're a user again.
So how does this work? Let's say you want to edit the /etc/apt/sources.list file. If you want to do it command-line style, you'd