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=Cheatsheet=
=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]
*[https://www.thegeekdiary.com/centos-rhel-67-how-to-recover-an-interrupted-yum-package-installation/ Recover an interrupted yum package installation]




==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
 
== 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
== Which repository is a package from? ==
repoquery <packagename>
&nbsp;
== Clear cache ==
yum clean all
or
yum clean all --enablerepo='*'
&nbsp;
== List files from package ==
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

Revision as of 08:18, 5 August 2021

Links



FAQ

Show installed packages

yum list installed

Show installed packages from epel

yum list installed | grep @epel

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

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