Shell Scripting - get system information

      
      

       
       #!/bin/bash
       
       
RED="\E[1;31m"
       
       
GREEN="echo -e \E[1;32m"
       
       
END="\E[0m"
       
       
HOSTNAME=$(hostname)
       
       
IP=`ifconfig | egrep -o "([0-9]{1,3}\.){3}[0-9]{1,3}" | head -n1`
       
       
OS=`cat /etc/redhat-release`
       
       
KERNEL=$(uname -a | cut -d " " -f3)
       
       
CPU=`lscpu | grep "Model name" | tr -s " " | cut -d : -f2`
       
       
MEM=`lsmem | grep "Total online memory" | egrep -o [0-9]+.`
       
       
DISK=`lsblk | egrep '^sd'|tr -s " " | cut -d " " -f4`
       
       
$GREEN----------------------Host systeminfo--------------------$END
       
       
echo -e " Host name :"  $HOSTNAME  
       
       
echo -e "IP Address :" $IP
       
       
echo -e " System version :" $OS
       
       
echo -e " Kernel version :" $KERNEL
       
       
echo -e "CPU model :" $CPU
       
       
echo -e " Memory size :" $MEM
       
       
echo -e " Disk space size :" $DISK
       
       
$GREEN---------------------------------------------------------$END
      
      
      
      

       
       
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