Collecting Server Hardware Information in Linux

To Print Entire Hardware Information - dmidecode

To List PCI devices - lspci 

To List USB devices - lsusb

To Find CPU Information - cat /proc/cpuinfo

To Find Memory/RAM in Information,

    1. cat /proc/meminfo 
    2. free -m

To find Hard disk Information,

• fdisk –l
• df –h
• vgdisplay
• lvdisplay

To Know SWAP information,

   cat /proc/swaps

To detect Hardware Changes,

    service kudzu restart

To See Kernel Version, Architecture, OS Release Version, etc..

• uname –a
• cat /etc/redhat-release