Easy to forget rpm of Linux commands

1 RPM Package Management method

Perhaps Yum is simple and convenient in reality, but sometimes we also use RPM packages, Yum is also RPM package, from installation, query, uninstall, upgrade in many ways to remember, of course, a lot of practice to remember.

NAME

RPM-RPM Package Manager

2 commonly used commands, man document is very long

① Installation

RPM-IVH PackageName

-I installation install meaning

-H,--hash Print hash marks as the package archive is unpacked. Use With-v|--verbose for a nicer display. Show 50 # to indicate the current installation progress

-V Print verbose information-normally routine Progress messages would be displayed. displaying redundant information

--nodeps Don ' t do a dependency check before installing or upgrading a package.

Dependency detection is not performed prior to installation or upgrade

--replacepkgs Install The packages even if some of them is already installed on this system. Overwrite the installation

--force same as using--replacepkgs,--replacefiles, and--oldpackage.

--test do not install the package, simply check for and report potential conflicts.

Test whether it can be installed, not actually installed

② Query

-Q PackageName

[Email protected] ~]# Rpm-q Pidgin

Pidgin-2.7.9-27.el6.x86_64

-QA queries all installed packages, usually in conjunction with grep

[Email protected] ~]# Rpm-qa|grep OpenSSH

Openssh-askpass-5.3p1-84.1.el6.x86_64

Openssh-clients-5.3p1-84.1.el6.x86_64

Openssh-5.3p1-84.1.el6.x86_64

Openssh-server-5.3p1-84.1.el6.x86_64

-qi displaying information about the installation package

[Email protected] ~]# Rpm-qi Pidgin

Name:pidgin Relocations: (not relocatable)

Version Major version: 2.7.9 Vendor (supplier): CentOS

Release:27.el6 Build date:thu 02:17:15 AM CST

Install date:thu Apr 07:51:37 PM CST Build Host:c6b10.bsys.dev.centos.org

Group:applications/internet Source rpm:pidgin-2.7.9-27.el6.src.rpm

size:3142033 license:gplv2+ and GPLv2 and MIT

SIGNATURE:RSA/SHA1, Thu 03:43:36 AM CST, Key ID 0946fca2c105b9de

Packager:centos Buildsystem

url:http://pidgin.im/

Summary:a GTK + based multiprotocol instant Messaging client

Description:

... Omitted...

-QL file generation list after installing the software

[Email protected] ~]# RPM-QL OpenSSH

/etc/ssh

/etc/ssh/moduli

/usr/bin/ssh-keygen

/usr/libexec/openssh

/usr/libexec/openssh/ssh-keysign

/usr/share/doc/openssh-5.3p1

/usr/share/doc/openssh-5.3p1/credits

/usr/share/doc/openssh-5.3p1/changelog

/usr/share/doc/openssh-5.3p1/install

/usr/share/doc/openssh-5.3p1/licence Certificate

/usr/share/doc/openssh-5.3p1/overview

/usr/share/doc/openssh-5.3p1/protocol

/usr/share/doc/openssh-5.3p1/protocol.agent

/usr/share/doc/openssh-5.3p1/readme Installation Documentation Instructions

/usr/share/doc/openssh-5.3p1/readme.dns

/usr/share/doc/openssh-5.3p1/readme.nss

/usr/share/doc/openssh-5.3p1/readme.platform

/usr/share/doc/openssh-5.3p1/readme.privsep

/usr/share/doc/openssh-5.3p1/readme.smartcard

/usr/share/doc/openssh-5.3p1/readme.tun

/usr/share/doc/openssh-5.3p1/todo

/usr/share/doc/openssh-5.3p1/warning. RNG

/usr/share/man/man1/ssh-keygen.1.gz

/usr/share/man/man8/ssh-keysign.8.gz

-QF Query the installation package for a file, you can usually see the installation package that executes the file

[Email protected] ~]# rpm-qf/usr/sbin/sshd

Openssh-server-5.3p1-84.1.el6.x86_64

Note a few common

RPM-QF ' which program name ' returns the full name of the package
Rpm-qif ' which program name ' returns information about the package

RPM-QLF ' which program name ' Returns the file list of the package

According to file query I L or package name

③ upgrade, downgrade

Rpm-uvh/path/to/new_package an older version of the upgrade, or install

Suitable for installation packages

Rpm-fvh/path/to/new_package the old version is upgraded, without exiting the smart upgrade

Suitable for upgrade packages

Downgrade:

RPM-IVH--oldpackage PackageName

④ Uninstall

RPM-E Package_name attention Dependence

--nodeps

Easy to forget rpm of Linux commands