This tutorial will explain How to Upgrade Ubuntu 9.10 (Karmic Koala) to Ubuntu 10.04 (Lucid Lynx) released on the 29th  April 2010.

Yes, after six months down the road, it's time to gear up for the newly born Ubuntu baby again. This time, Ubuntu 9.10, codenamed Karmic Koala, will be officially released on 29th Oct 2009.

UDS (Ubuntu Developer Summit) for Karmic Koala took place this year, between the 25th and 29th of May, in Barcelona, Spain. There were 270 blueprints that needed to be discussed during the summit, like the new professional look of Plymouth (an application that takes care of the graphical boot animation) for Karmic Koala, which will not become reality very soon.

The final release of Karmic Koala comes out in a week. Of all the variants of Karmic Koala coming out, Ubuntu is undoubtably the most well know with the largest userbase. In this article, we look at all the official variants of Karmic Koala (including Ubuntu) so that it may help the newbies to see what are the options available.

This is screenshots tour of Ubuntu 9.10 (code name “Karmic Koala”), the most recent release of Ubuntu, released on the 29th of October 2009.Click on the Image to view small view.

If you’ve been following the Ubuntu release cycle you know that the .10 release is forth coming. Slated to hit the bandwidth October 29th, 2009, 9.10 promises to have quite a number of new features that should please even the most discerning of Linux users. But what can you expect and how should it run?

I've upgraded ever since Gutsy: to Hardy, Intrepid and Jaunty. But this time, I did a fresh install of Karmic Koala, given the new Grub, ext4 and so on. Here are some things (bugs I mean - with potential fixes) I've experienced running Ubuntu Karmic Koala as my main OS (for about 2 days now):

Today is Ubuntu 9.10 Karmic Koala artwork deadline which means all the artwork will remain unchanged from now on, until Karmic is released. There have been a lot of updates today, so let's take a look at how Ubuntu Kamic Koala will look like.

I'll begin with the end :) meaning the log-out screen which I saw as soon as I updated and wanted to restart Karmic Alpha 6:

Some time ago we talked about using more than 3 GB of RAM in Ubuntu 32bit which involved installing the server kernel. Well, this is no longer possible in Ubuntu Karmic Koala (9.10). But because many OEMs and users requested a 32 bit PAE enabled kernel, Karmic Koala now comes with linux-generic-pae meta package which enables PAE in Ubuntu 32 bit, thus allowing you to use more than 3GB of RAM.