yum은 CentOS(페도라, 레드햇 엔터프라이즈)의 원격 업데이트툴이다.


1. 업데이트할 목록을 보려면?

# yum list updates

2. 업데이트 목록을 다운로드하고, 업데이트를 설치하려면?

# yum update -y

3. 설치된 rpm 패키지 목록을 보려면?

# rpm -qa
# yum list installed

4. gcc 패키지가 설치되어 있는지 확인 하려면?

# rpm -qa | grep gcc
# yum list installed gcc

5. gcc 패키지를 설치하려면?

# yum install gcc gcc-c++

6. gcc 패키지를 업데이트 하려면?

# yum update gcc gcc-c++

7. 패키지 이름으로 검색하려면?

# yum list 패키지명
# yum list 정규식
# yum list gcc
# yum list gcc*

8. 여러개의 패키지를 설치하려면?

# yum install gcc gcc-c++

9. 패키지를 삭제하려면?

# yum remove gcc gcc-c++

10. 설치가 가능한 모든 패키지를 보려면?

# yum list all

11. 패키지 그룹을 보려면?

# yum grouplist

[root@localhost ~]# yum grouplist
Loading "fastestmirror" plugin
Setting up Group Process
Loading mirror speeds from cached hostfile
 * rpmforge: fr2.rpmfind.net
 * base: centos.mirror.cdnetworks.com
 * updates: centos.mirror.cdnetworks.com
 * addons: centos.mirror.cdnetworks.com
 * extras: centos.mirror.cdnetworks.com
Installed Groups:
   Office/Productivity
   Editors
   System Tools
   Text-based Internet
   GNOME Desktop Environment
   Dialup Networking Support
   FTP Server
   Network Servers
   Games and Entertainment
   Java
   X Window System
   Graphics
   Web Server
   Printing Support
   Mail Server
   Server Configuration Tools
   Sound and Video
   Administration Tools
   Yum Utilities
   Graphical Internet
Available Groups:
   Tomboy
   Cluster Storage
   Engineering and Scientific
   MySQL Database
   Development Libraries
   Beagle
   GNOME Software Development
   X Software Development
   Virtualization
   Legacy Network Server
   DNS Name Server
   Authoring and Publishing
   Base
   Mono
   XFCE-4.4
   Legacy Software Development
   Clustering
   Java Development
   OpenFabrics Enterprise Distribution
   Emacs
   Legacy Software Support
   Ruby
   Windows File Server
   KDE Software Development
   KDE (K Desktop Environment)
   Horde
   PostgreSQL Database
   News Server
   Development Tools
   FreeNX and NX
Done
[root@localhost ~]#


12. 그룹 패키지를 모두 설치하려면?

# yum groupinstall "Development Tools"

13. 그룹 패키지를 업데이트 하려면?

# yum groupupdate "Development Tools"

14. 그룹 패키지를 삭제하려면?

# yum groupremove "Development Tools"

15. 아키텍처를 지정하여 설치하려면?

# yum install mysql.i386

16. 파일을 가지고 있는 패키지명을 알려면?

# rpm -qf /etc/passwd
# yum whatprovides /etc/passwd

17. 맨페이지를 보려면?

# man yum

18. yum fastestmirror 패키지를 설치하면 yum 미러 서버중 속도가 빠른 서버를 자동으로 찾아서 연결해 준다.

yum fastestmirror 패키지는 yum을 사용하여 아래와 같이 설치한다.

Cent OS 4.X 
# yum install yum-plugin-fastestmirror -y

Cent OS 5.X 
# yum install yum-fastestmirror -y

19. rpmforge 저장소 사용하기

기본제공 rpm이외의 추가적인 rpm 패키지를 사용하고자 한다면 rpmforge를 이용하라.

rpmforge 저장소를 사용하기 위한 rpm 설치
RHEL / CentOS

 TIP For CentOS Yum users there is a very good document on how to enable RPMforge safely using the Yum priorities plugin
RHEL5 / CentOS-5
i386: http://packages.sw.be/rpmforge-release/rpmforge-release-0.3.6-1.el5.rf.i386.rpm
x86_64: http://packages.sw.be/rpmforge-release/rpmforge-release-0.3.6-1.el5.rf.x86_64.rpm
RHEL4 / CentOS-4
i386: http://packages.sw.be/rpmforge-release/rpmforge-release-0.3.6-1.el4.rf.i386.rpm
x86_64: http://packages.sw.be/rpmforge-release/rpmforge-release-0.3.6-1.el4.rf.x86_64.rpm
RHEL3 / CentOS-3
i386: http://packages.sw.be/rpmforge-release/rpmforge-release-0.3.6-1.el3.rf.i386.rpm
x86_64: http://packages.sw.be/rpmforge-release/rpmforge-release-0.3.6-1.el3.rf.x86_64.rpm
RHEL2.1 / CentOS-2
i386: http://packages.sw.be/rpmforge-release/rpmforge-release-0.3.6-1.el2.rf.i386.rpm
Red Hat Linux

Red Hat 9
i386: http://packages.sw.be/rpmforge-release/rpmforge-release-0.3.6-1.rh9.rf.i386.rpm
Red Hat 7.3
i386: http://packages.sw.be/rpmforge-release/rpmforge-release-0.3.6-1.rh7.rf.i386.rpm

위의 rpm 파일중 자신에게 맞는 배포판의 패키지를 다운로드 하고 설치한다.

** CentOS 5.x 버전이라면..(CentOS 5.0, 5.1, 5.2) **

# lftpget http://packages.sw.be/rpmforge-release/rpmforge-release-0.3.6-1.el5.rf.i386.rpm
# rpm -ivh rpmforge-release-0.3.6-1.el5.rf.i386.rpm

[root@localhost ~]# yum search lighttpd
Loading "fastestmirror" plugin
Loading mirror speeds from cached hostfile
 * rpmforge: mirror.cpsc.ucalgary.ca
 * base: mirror.tini4u.net
 * updates: mirror.tini4u.net
 * addons: mirror.tini4u.net
 * extras: mirror.tini4u.net
Excluding Packages in global exclude list
Finished
lighttpd-mod_mysql_vhost.i386 : Virtual host module for lighttpd that uses a MySQL database
lighttpd.i386 : Lightning fast webserver with light system requirements
lighttpd-fastcgi.i386 : FastCGI module and spawning helper for lighttpd and PHP configuration
lighttpd.i386 : Lightning fast webserver with light system requirements
lighttpd-fastcgi.i386 : FastCGI module and spawning helper for lighttpd and PHP configuration
lighttpd-mod_mysql_vhost.i386 : Virtual host module for lighttpd that uses a MySQL database
lighttpd.i386 : Lightning fast webserver with light system requirements
lighttpd-fastcgi.i386 : FastCGI module and spawning helper for lighttpd and PHP configuration
lighttpd-fastcgi.i386 : FastCGI module and spawning helper for lighttpd and PHP configuration
lighttpd.i386 : Lightning fast webserver with light system requirements
lighttpd-mod_mysql_vhost.i386 : Virtual host module for lighttpd that uses a MySQL database
[root@localhost ~]#

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