Categories
SysOps

How to update Grub configuration on CentOS server

Simply update Grub on CentOS server.

Categories
SysOps

How to get package URL on CentOS

Sometimes I need to get the package URL on CentOS to store it using Nexus Repository Manager. At first glance, it is not very obvious how to display package URLs, but the actual process is very simple.

Categories
SysOps

How to lock specified packages from being updated

Use versionlock plugin to protect packages from being updated on the CentOS operating system.

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.

Categories
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.

Categories
Uncategorized

How to temporarily stop auditd daemon

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

Categories
SysOps

How to alter configuration for specific yum repository

Alter configuration for specific yum repository.

Categories
Uncategorized

How to list packages in specific yum repository

List packages in specific yum repository.

Categories
SysOps

How to disable yum repository

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