Linux System Info Scripts

#!/bin/sh
#requires the following
#free, hostname, grep, cut, awk, uname
HOSTNAME=`hostname -s`
TODAY=`date`
IP_ADDRS=`ifconfig | grep 'inet addr' | grep -v '255.0.0.0' | cut -f2 -d':' | awk '{print $1}'`
IP_ADDRS=`echo $IP_ADDRS | sed 's/\n//g'`
#memory
#MEMORY=`free | grep Mem | awk '{print $2}'`
MEMORY=`free | grep Mem | awk '{size=$2/1024; printf("%dMb \n",size);}'`
#cpu info
CPUS=`cat /proc/cpuinfo | grep processor | wc -l | awk '{print $1}'`
CPU_MHZ=`cat /proc/cpuinfo | grep MHz | tail -n1 | awk '{print $4}'`
CPU_TYPE=`cat /proc/cpuinfo | grep vendor_id | tail -n 1 | awk '{print $3}'`
CPU_TYPE2=`uname -m`
#hdd info
HDDS=`fdisk -l | grep GB | wc -l | awk '{print $1}'`
HDD_SPACE=`fdisk -l | grep GB | awk '{print $1, $2, $3, $4 }'|awk 'BEGIN{ORS=""}1'`
#OS_NAME=`uname -s`
OS_NAME=`cat /etc/redhat-release`
OS_KERNEL=`uname -r`
BOOT=`procinfo | grep Bootup | sed 's/Bootup: //g' | cut -f1-6 -d' '`
UPTIME=`uptime | cut -f5-8 -d' '`
PCIINFO=`lspci | cut -f3 -d':'`
#Another way to do it
#PCIINFO=`lspci | cut -f3 -d':'`
#print it out
echo "$HOSTNAME"
echo "----------------------------------"
echo "Date : $TODAY"
echo "Hostname : $HOSTNAME"
echo "Host Address(es) : $IP_ADDRS"
echo "Main Memory : $MEMORY"
echo "Number of CPUs : $CPUS"
echo "CPU Type : $CPU_TYPE $CPU_TYPE2 $CPU_MHZ MHz"
echo "Number of HDDs : $HDDS"
echo "HDD Space : $HDD_SPACE"
echo "OS Name : $OS_NAME"
echo "Kernel Version : $OS_KERNEL"
echo "Bootup : $BOOT - Uptime $UPTIME"
echo
echo "Devices"
echo "----------------------------------"
echo "$PCIINFO" 

AUTO MOUNTER

NFS SERVER CONFIGURATION

Assigning IP Address to host

Troubleshooting FSTAB

Creating Swap Partition

DHCP Configuration

DNS Configuration

ACL

RPM Installation

Using Fdisk And E2label Command

Using Help

Locking ,Unlocking Terminals and LVM

Installing Kernel