Hardware related tutorial/FAQ

How to determine number of CPUs on Linux using command line

last updated June 7, 2019 in CentOS, Debian / Ubuntu, Hardware, Linux, RedHat and Friends, Suse

I am a new Linux system admin. How do I obtain the number of CPUs and cores in the Linux system from the command line? How do I determine the number of CPUs on Linux?

How to check hard drive health on FreeBSD

last updated May 20, 2019 in FreeBSD, Hardware, Troubleshooting, UNIX

How do I read my hard disk/SSD health using smartctl command on FreeBSD operating system? How can I hard drive health on FreeBSD and find out if my disk is dying?

How to find Intel NUC BIOS version and model on Linux

last updated January 26, 2019 in BASH Shell, CentOS, Debian / Ubuntu, Hardware, Linux, RedHat and Friends, Suse

I installed Linux on Intel NUC. I need to find Intel NUC BIOS version. How do I find out BIOS version, date, and model name of my Intel NUC using Linux command-line options?

How to install networked HP printer and scanner on Fedora Linux

last updated August 8, 2019 in Fedora Linux, Hardware, Linux

I have HP Officejet Pro printer and scanner. How do I install HP Officejet Pro network printers and scanners on Fedora Linux? How can I install HP printer on Fedora Linux? How do I add a HP network printer on Fedora Linux?

How do I know if my Linux is 32 bit or 64 bit?

last updated December 17, 2018 in CentOS, Debian / Ubuntu, Hardware, Linux, RedHat and Friends, Suse

I need to find out if my Linux server is running on 32-bit or 64-bit system. How do I know if my Linux is 32 bit or 64 bit?

How to check RAID configuration in Linux

last updated December 14, 2018 in CentOS, Debian / Ubuntu, Fedora Linux, File system, Hardware, Linux, RedHat and Friends, Suse

I need to check RAID configuration in Linux. How do you check your current software RAID configuration in a Linux-based server powered by RHEL/CentOS or Debian/Ubuntu Linux?

How to install Nvidia driver on CentOS 7 Linux

last updated December 12, 2018 in CentOS, Hardware, Linux

I am a new CentOS 7 Linux desktop user. I need to use Nvidia software for my video editing software and other purposes. How do I install the Nvidia driver on CentOS 7 Linux?

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