How do I change my yum config?

How do I change my yum config?

4.3. Configuring Yum and Yum Repositories

1. set global Yum options by editing the [main] section of the /etc/yum.
2. set options for individual repositories by editing the [ repository ] sections in /etc/yum.
3. use Yum variables in /etc/yum.
4. add, enable, and disable Yum repositories on the command line; and,

Should I use DNF instead of yum?

Following are some of the changes to yum’s command-line interface (CLI) you will find in DNF. dnf update or dnf upgrade: Executing either dnf update or dnf upgrade has the same effect in the system: both update installed packages. However, dnf upgrade is preferred since it works exactly like yum –obsoletes update.

How do I skip a package with yum?

How to Exclude Specific Packages from Yum Update

1. Exclude Packages with Command. You can simply use –exclude command line parameter with yum to exclude specific packages from getting update.
2. Exclude Packages from Auto Update. In addition, You can also add entries in /etc/yum.
3. Exclude 32-bit or 64-bit Packages.

How to use a variable in Yum command?

Using Yum Variables You can use and reference the following built-in variables in yum commands and in all Yum configuration files (that is, /etc/yum.conf and all .repo files in the /etc/yum.repos.d/ directory): You can use this variable to reference the release version of Red Hat Enterprise Linux.

Where do I find the releasever variable in Yum?

You can use this variable to reference the release version of Red Hat Enterprise Linux. Yum obtains the value of $releasever from the distroverpkg=value line in the /etc/yum.conf configuration file. If there is no such line in /etc/yum.conf, then yum infers the correct value by deriving the version number from the redhat-release-server package.

Where can I find the configuration file for Yum?

Configuring Yum and Yum Repositories. The configuration file for yum and related utilities is located at /etc/yum.conf. This file contains one mandatory [main] section, which allows you to set Yum options that have global effect, and can also contain one or more [ repository] sections, which allow you to set repository-specific options.

What does a.repo file do in Yum?

All .repo files contain repository information (similar to the [ repository] sections of /etc/yum.conf ). yum collects all repository information from .repo files and the [ repository] section of the /etc/yum.conf file to create a master list of repositories to use for transactions.