This tutorial will explain Howto compile kernel in Debian 5.0.The default kernel that comes with Debian is better suited for servers. It's optimized for high thoughput and low interactivity. When you compile your own, you can among other things optimize it for the processor(s) you have.
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debirf (DEBian on Initial Ram Filesystem) is a set of tools designed to create and prepare a kernel and initial ram filesystem that can run a full-blown Debian environment entirely from RAM.
I like Debian for its stability and predictability. And I like Ubuntu Netbook Remix for its suitability for small screen devices like the NC10. Running Ubuntu is in some sense like gambling – you never know if the next update will be a winner or a loser. So I decided to take the best of both worlds and combine Debian's predictability with the beauty of UNR. At the end I got a system which behaves exactly like I want it to: almost all special keys are supported, the automatic power management works like expected and the system is its biggest part plain Debian Lenny.
One of the most noticeable differences between Linux and Windows is the directory structure. Not only is the format different, but the logic of where to find things is different.
Problem domain:
I have started to use LVM(2) and converted my system on lvm2 devices. I have noticed that I need to use initrd in order to boot up because all of my partitions were using lvm except /boot. I had 2 versions of debian-netsint on CD. I could boot up with them and with some debian kernel (2.6.8-2)installed from deb, but not the kernel I have complied (2.6.20). I got a kernel panic: missing root device and init: dev/console was missing.
We have already discussed how to upgrade ubuntu dapper to edgyeft and some people are complaing after upgrade they had problems related to x server and update problems.I have collected some of the common problems and their solutions from ubuntu forums.