Difference between revisions of "Yum"

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=Links=
=Links=
*[https://www.cyberciti.biz/faq/rhel-centos-fedora-linux-yum-command-howto/ How to use yum command on CentOS/RHEL]
*[http://xmodulo.com/how-to-fix-yum-errors-on-centos-rhel-or-fedora.html Fix yum errors]
*[http://xmodulo.com/how-to-fix-yum-errors-on-centos-rhel-or-fedora.html Fix yum errors]
*[https://www.thegeekdiary.com/centos-rhel-67-how-to-recover-an-interrupted-yum-package-installation/ Recover an interrupted yum package installation]


=Cheatsheet=




==Show installed packages==
 
 
 
= FAQ =
 
== Show installed packages ==
 
  yum list installed
  yum list installed
==What provides a certain file==
 
== Show installed packages from epel ==
 
yum list installed | grep @epel
 
==Show active repositories==
yum repolist
or
yum repolist enabled
===Exclamationmarks?===
Repository has expired metadata, try
yum clean expire-cache
 
== What provides a certain file ==
 
  yum whatprovides
  yum whatprovides


 
== Which package does a file belong to? ==
rpm -qf /bin/bash
 
== Which packages depend on a package ==
??
 
== what files depend on package?? ==
repoquery --requires --resolve <package>
== Show dependencies for a package ==
yum deplist <packagename>
=== Installed package x.y.z (from anaconda) not available ===
Package not found on mirror
== Check updates ==


==Check updates==
  yum check-update -q
  yum check-update -q
==Check security updates==


HAHA GOTCHA! no security metadata on CentOS! There is for EPEL though.
== Check security updates ==
see https://access.redhat.com/solutions/10021
 
On CentOS 6 first install
HAHA GOTCHA! no security metadata on CentOS! There is for EPEL though. see [https://access.redhat.com/solutions/10021 https://access.redhat.com/solutions/10021] On CentOS 6 first install
 
  yum install yum-plugin-security
  yum install yum-plugin-security


  yum list-security -q --errorlevel=0
  yum list-security -q --errorlevel=0


==Clear cache==
== Which repository is a package from? ==
 
repoquery <packagename>
 
&nbsp;
 
== Clear cache ==
 
  yum clean all
  yum clean all
or
or
  yum clean all --enablerepo='*'
  yum clean all --enablerepo='*'
&nbsp;
== List files from package ==
rom -ql packagename
dnf repoquery -l somepackage
== Updateinfo file is not valid XML ==
remove yum-cron
== Warning: RPMDB altered outside of yum. ==
Happens when you install something using rpm, what usually works is:
yum history sync
&nbsp;
== Not using downloaded remi/repomd.xml because it is older than what we have ==
Try
yum clean all
&nbsp;
== Disable repository ==
yum-config-manager --disable reponame
== yum-daily ==
==Yum error messages===
=== Public key for *.rpm is not installed ===
Some stuff to try:
rpm --checksig -v /var/cache/yum/<channel-name>/packages/device-mapper-multipath-0.4.7-34.el5.x86_64.rpm
rm -rfv /var/cache/yum/*
yum clean all
===75 packages excluded due to repository priority protections===
Try
yum list updates -d3
===Error: rpmdb open failed===
mkdir /tmp/rpm/
mv /var/lib/rpm/__db* /tmp/rpm
yum clean all
and then try again:
yum check-update

Latest revision as of 11:48, 21 June 2022

Links




FAQ

Show installed packages

yum list installed

Show installed packages from epel

yum list installed | grep @epel

Show active repositories

yum repolist

or

yum repolist enabled

Exclamationmarks?

Repository has expired metadata, try

yum clean expire-cache

What provides a certain file

yum whatprovides

 

Which package does a file belong to?

rpm -qf /bin/bash

 

Which packages depend on a package

??

 

what files depend on package??

repoquery --requires --resolve <package>

Show dependencies for a package

yum deplist <packagename>

Installed package x.y.z (from anaconda) not available

Package not found on mirror

Check updates

yum check-update -q

Check security updates

HAHA GOTCHA! no security metadata on CentOS! There is for EPEL though. see https://access.redhat.com/solutions/10021 On CentOS 6 first install

yum install yum-plugin-security
yum list-security -q --errorlevel=0

Which repository is a package from?

repoquery <packagename>

 

Clear cache

yum clean all

or

yum clean all --enablerepo='*'

 

List files from package

rom -ql packagename
dnf repoquery -l somepackage

Updateinfo file is not valid XML

remove yum-cron

Warning: RPMDB altered outside of yum.

Happens when you install something using rpm, what usually works is:

yum history sync

 

Not using downloaded remi/repomd.xml because it is older than what we have

Try

yum clean all

 

Disable repository

yum-config-manager --disable reponame

yum-daily

Yum error messages=

Public key for *.rpm is not installed

Some stuff to try:

rpm --checksig -v /var/cache/yum/<channel-name>/packages/device-mapper-multipath-0.4.7-34.el5.x86_64.rpm
rm -rfv /var/cache/yum/* 
yum clean all


75 packages excluded due to repository priority protections

Try

yum list updates -d3

Error: rpmdb open failed

mkdir /tmp/rpm/
mv /var/lib/rpm/__db* /tmp/rpm
yum clean all

and then try again:

yum check-update