A detailed explanation of the difference between RPM and Yum Linux

The difference between Yum and rpm

RPM is a package management method developed by Red Hat Company, we can easily install, inquire, uninstall and upgrade the software by using RPM. But the problem of dependency between RPM packages is often cumbersome, especially when software is made up of multiple RPM packages. Yum (full name Yellow Dog Updater, Modified) is a shell front-end package manager in Fedora and Redhat as well as SuSE. Based on the RPM package management, can automatically download the RPM package from the specified server and install, can automatically handle dependencies, and install all the dependent software package, without tedious downloading, installation.

The RPM in Linux

Original meaning of English: RPM Package Manager

RPM Package Manager--Chinese interpretation

Note: A packaging and Installation tool for downloading packages on the Internet, which is included in some Linux distributions. It generates a. RPM extension file.

RPM is the acronym for the Redhat Package management tool, a file format name that, although marked with a redhat, is open in its original design and now includes OpenLinux, S.U.S.E, and distribution versions of Linux such as Turbo Linux. Can be regarded as a worker's industry standard.

RPM files are the easiest to install in a Linux system. Take the famous image processing software XV as an example, its RPM package xv-3.10a-13.i386.rpm can be downloaded from the program's homepage HTTP://WWW.TRILON.COM/XV.

In Termina, the basic installation instructions are as follows:

Rpm–i xv-3.10a-13.i386.rpm

If your networking speed is fast enough, you can also install data directly from all the RPM program components on the network. We can also use RPM to uninstall the relevant applications.

Rpm–e XV

The common parameters of RPM include:

-VH: Display installation speed;

-U: Upgrade Package

-QPL: List the annoying file information in the RPM software package

-QPI: List The description information for the RPM packages

-QF: Find out which RPM package the specified file belongs to

-va: Check all RPM packages to find missing files

Linux in Yum

First, what is Yum?

Yum=yellow Dog Updater,modified 111cn.net

Main function is more convenient to add/remove/update RPM package

Advantages: It can automatically solve the problem of package dependencies

It can facilitate the management of a large number of system update problems

Ii. Characteristics of Yum

L can configure multiple resource libraries at the same time

L Concise configuration file

L automatically resolve dependency problems when adding or removing RPM packages

L Easy to use

L maintain consistency with the RPM database

Third, yum installation

Fedora Self-belt

#rpm –IVH yum-2.0.4-2noarch.rpm

Iv. Application of Yum

Check for updatable RPM packages

#yum check-update

Install the RPM package so that Xmms can play mp3

#yum Install Xmms-mp3

Install MPlayer and automatically install related software

#yum Install MPlayer

Delete the Licq package and delete the package that is dependent on the package

#yum Remove Licq

Note: You will also be prompted to delete Licq-gnome,licq-qt,licq-text.

System Update: (Update all RPM packages that can be upgraded, including kernel)

#yum-y Update

Perform periodic system updates on a daily basis

#chkcongig Yum on

#service Yum Start

Five, yum instructions detailed

Update of *RPM Package

Check for updatable RPM packages

#yum check-update

Update all RPM Packages

#yum Update

Update the specified RPM package, such as update kernel and kernel source

#yum Update Kernel Kernel-source

Large-scale version upgrades, unlike Yum Updater, are. Even old, obsolete packages are upgraded.

#yum Upgrade

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