How to Install Linux Gentoo 12.1 64-bit KDE4 Desktop From LiveDVD to Hard-Drive Easy Visual-Guide

November 12, 2012 | By Duchateaux.

The Guide shows you How to Install Easy-Way for Linux Gentoo 2012.1 Amd64 KDE4 Desktop to Hard-Drive from the LiveDVD Hybrid x86-amd64 Release.

And this Visual Guide includes the Basic Screenshots of All GUI Steps involved.

The content and details are expressly reduced to give Focus only to the Essentials Instructions and Commands and Make the Tut Easier to Understand ;)

Download Gentoo 12.1 x86-amd64:

Gentoo 12.1 Hybrid Release

On the List Contained Choose the Torrent for Gentoo x86-amd64 Hybrid 2012 Release.
Boot from Gentoo 12.1 Hybrid LiveDVD
Disk Partitioning.
```
sudo su
```
If Got “User is Not in Sudoers file” then see: How to Enable sudo
```
parted /dev/sda
```
(parted)
```
mklabel msdos
```
Making an extf2 /boot Partition of 256mb
(parted)
```
mkpart primary ext2 0 256mb
```
When Prompted About Partition Allignment Just Answer ‘i’ for Ignore.

Creating a Swap Partition of 1Gb
(parted)
```
mkpart primary linux-swap 256mb 1276mb
```
Making an ext3 Root Partition the Rest of Disk
(parted)
```
mkpart primary ext3 1276mb -1s
```
Then Quit parted:
```
quit
```
Applying File Systems to Partitions

Apply the extf2 File System to /boot Partition.
```
mkfs.ext2 /dev/sda1
```
Create and Activate the Swap.
```
mkswap /dev/sda2
```
```
swapon /dev/sda2
```
Apply the extf3 File System to /Root Partition.
```
mkfs.ext3 /dev/sda3
```
After the Partitions are Rightly Initialized and Housing a File System :)

Mounting Base Partitions

mount /dev/sda3 /mnt/gentoo

mkdir /mnt/gentoo/boot

mount /dev/sda1 /mnt/gentoo/boot

Copy LiveDVD to Hard-Drive

eval `grep '^ROOT_' /usr/share/genkernel/defaults/initrd.defaults`

cd /

cp -avx /$ROOT_LINKS /mnt/gentoo

If you Get a Warning About emule Missing Just Ignore and Follow to Next Step :)

cp -avx /$ROOT_TREES /mnt/gentoo

cp /etc/passwd /etc/group /mnt/gentoo/etc

Mounting File Systems and Entering the New Environment

mkdir /mnt/gentoo/proc /mnt/gentoo/dev

cd /mnt/gentoo/dev

mknod -m 660 console c 5 1

mknod -m 660 null c 1 3

mount -t proc none /mnt/gentoo/proc

mount -o bind /dev /mnt/gentoo/dev

mkdir /mnt/gentoo/sys

Now is Time to Entering the New Environment :)

chroot /mnt/gentoo /bin/bash

If for some Reason you Need to Come Back to the Original Environement Execute ‘exit’ or Type ‘Ctrl-d’…

Updating you New-Environment.

env-update && source /etc/profile

Latest Remove the autoconfig from default boot to Keep Password Setting over Reboot.

rc-update del autoconfig default

Configuring the fstab File

nano -w /etc/fstab

Now if you Replicated the Partitioning Details you will Need to Insert:

/dev/sda1  /boot    ext2  defaults,noatime   1 2 
/dev/sda2  none     swap  sw          0 0 
/dev/sda3  /      ext3  noatime       0 1 
/dev/cdrom /mnt/cdrom  auto  noauto,user     0 0 
proc    /proc    proc  defaults       0 0 
shm     /dev/shm   tmpfs  nodev,nosuid,noexec 0 0

Copy Kernel and Initramfs into /boot Partition

mkdir -p /mnt/cdrom/

Mount the LiveDVD into /mnt/cdrom.

mount /dev/cdrom /mnt/cdrom/

Copying the Kernel.

cp /mnt/cdrom/boot/gentoo64 /boot/kernel64

Copying the Initramfs.

cp /mnt/cdrom/boot/gentoo64.igz /boot/initramfs64

Configuring and Installing GRUB

Make the grub Configuration File.

nano -w /boot/grub/grub.conf

Insert.

default 0 
timeout 31 
title Gentoo Linux Amd64     
root (hd0,0) 
kernel /boot/kernel64 real_root=/dev/sda3 /ninitrd /boot/initramfs64

Grub Set-Up.

grub

grub> root (hd0,0)

grub> setup (hd0)

grub> quit

Latest to Prevent Linux Gentoo Booting Issues Apply:

Linux Gentoo Article-Installation Activation

Link Contains Tip for Preventing a Linux Gentoo Booting Issues.
Finally, you Can Boot Into Linux Gentoo 12.1 KDE4 Desktop :)

Tags: Gentoo, Gentoo 12.1 Amd64 KDE4, Guide, How-to, Install, Linux, Tutorial, Visual-Guide