How to check whether a full reboot is required

Determine whether a full CentOS 7 reboot is required and which services need to be restarted.

How to check available security updates

Check available security updates for CentOS 7.

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SysOps

How to manage RPM keyring

Today, I will show you how to manage RPM keyring on the CentOS operating system using a real life example.

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How to temporarily stop auditd daemon

Disable auditd daemon during operating system image build process to prevent unnecessary log spikes.

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SysOps

How to alter configuration for specific yum repository

Alter configuration for specific yum repository.

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How to list packages in specific yum repository

List packages in specific yum repository.

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SysOps

How to disable yum repository

Disable specific yum repository to prevent particular packages from installation or update.

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How to use yum without downloading or updating metadata

Use yum without downloading or updating its metadata.

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How to downgrade package using yum

Downgrade package using yum.

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How to download RPM packages

Download RPM packages from YUM repository using additional yum utilities.