Gentoo Kernel and system upgrades

A. Kernel upgrades

1. #emerge--sync//Upgrade the entire Portage directory can also write scripts

2. #emerge-S sources emerge-avq gentoo-sources

[Ebuild NS] sys-kernel/gentoo-sources-3.10.4 [3.9.0] use= "-build-deblob-symlink"

Compiling the kernel

3.# Cd/usr/src/linux-3.10.4-gentoo

#make-j5 Menuconfig Compile kernel no longer repeat. Make-j5 && make install Modules_install

Modify grub to enable the new kernel.

Vim/boot/grub/grub.conf

Default 1
timeout 5
splashimage= (hd0,0)/boot/grub/splash.xpm.gz
title Gentoo 3.10.4
    root (hd0,0)
    kernel/boot/vmlinuz-3.10.4-gentoo ro root=/dev/sda1 rootfstype=ext4 quiet

Two. System upgrade.

4. #emerge-AVQ Portage//If not the latest portage, you need to follow the prompts

5. #emerge-avq python//If not the latest Python, you need to follow the prompts

6.#/usr/sbin/update-python or Python-updater//update Python configuration//Perform this operation after emerge Python

7. #emerge-AVQUDN World/To reconstruct the entire system according to the package under the/var/lib/portage/world file

Parameter description:--ask (-a) control portage display the list of packages that it will update, and let you decide whether to continue the update

--verbose (-V) Prints the complete list of files on the screen

--update (-u) update package best version

--deep (-D) update each package in the system

--newuse (-N) use mark changes to enable Portage to check whether changes to the use Mark cause

Need to install a new package or recompile an existing package

8. #emerge-av--depclean//clear unwanted (Isolated) packages

9. #revdep-rebuild//gentoolkit package inside a software to check whether the system dependencies are met, automatic installation does not meet the relationship of the package

8. #perl-cleaner--all---avq//check and revise all Perl-related modules and files

#dispatch-conf//Update system configuration file

11.eselect News Read all//view prompt message

Recompile the entire system #emerge-e World/Local. This step is not needed.

#dispatch-conf or Etc-update//update system configuration Files!!! No changes made

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