An operating system (OS) is system software that manages computer hardware and software resources and provides common services for computer programs.
Most of modern servers hardware are using UEFI instead of legacy BIOS and modern OS has dedicated partition to stores boot and EFI values. Some times, the partition gets full or OS generate the below log: kernel: WARNING: at fs…
You need to know, what is version of your HBA firmware to upgrade it or install compatible driver version. There is many ways to find firmware version but I want to share easier way. Just logon to your Linux machine…
Device Naming Device name management is handled by udev system. When Linux kernel discovers a new device (e.g., a network interface card) added to the system, it notifies udev daemon of the device event. The udev daemon will then match…
What’s UUID? A universally unique identifier (UUID) is a 128-bit number used to identify information in computer systems. Microsoft uses the term globally unique identifier (GUID), either as a synonym for UUID or to refer to a particular UUID variant.…
Let me guess, you want to know something about Oracle Linux, you will google it! Want to know something about Oracle VM, so you will google it but do you know that you can find all information about Oracle products…
What’s Red Hat Access Labs? Red Hat Access Labs is a package of online application that you can use them to generate configuration files, bash script to detect vulnerabilities, analyzing issues and … . The online applications are created by RedHat…