dmesg command

How do I find out my SATA link speed? How do I make sure my sata hard disk is working at 6Gbps speed and how do I verify this under Linux server running on HP hardware?

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How do I find out what the name of my CD-ROM or DVD device is under Linux operating system without using GUI options?

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How do I create a bootable USB pen drive to start my CentOS / Fedora Linux? How do I create a bootable USB flash pen for installation of Linux, and for creation of rescue and other special-purpose boot disks using command line options?

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How do I view detailed boot log of my Ubuntu system?

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I‘ve Adaptec RAID 1 set via 5405 PCI card. I know how to get check the health of Adaptec RAID array under Linux, but how do I find information about my RAID card, RAID status, disk failure and other information via command line?

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How do I mount the CDROM from FreeBSD shell or command line?

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Q. How do I find out if my Lan (NIC) card working at full or halt duplex mode / speed under Linux? A. LAN card or NIC is use to send and receive data. Technically, we use word Duplex for this functionality. Full duplex means you are able to send and receive data (files) simultaneously. [...]

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