Linux Shell Script To Collect Linux System Information Shell script that take info about linux system like logged users, uptime, load average, free memory, disk usage. Script helps to see all info about system in a second. Administration can modify the script bit ,if it requires to find system information from multiple server. Script run commands w, uname, uptime, free and df. From the uptime command script take load average.
Source: http://linoxide.com/linux-shell-script/collect-linux-system-information/
#!/bin/bash
#clear console clear
#just echo welcome messages echo “This is information provided by $0 . Program starts now.”
echo “Hello, $USER”
echo
#print today’s date echo “Today’s date is `date`, this is week `date +”%V”`.”
echo
#list of currently loged user via w command. echo “These users are currently connected:”
w | cut -d ” ” -f 1 – | grep -v USER | sort -u
echo
Linux Shell Script To Collect Linux System Information 1 www.linoxide.com #info about system with command uname and keys -m and -s echo “This is `uname -s` running on a `uname -m` processor.”
echo
#info about uptime, using uptime command echo “This is the uptime information:”
uptime
echo
#info about free memory via free command echo “Free memory:”
free
echo
#info about disk usage echo “Disk usage:”
df -kh
echo Output Below is the script output. This is information provided by ./system_info.sh . Program starts now.
Hello, yevhen
Today’s date is Sunday, March 3 2013 22:31:43 +0200, this is week 09.
These users are currently connected:
Linux Shell Script To Collect Linux System Information 2 www.linoxide.com yevhen
This is Linux running on a i686 processor.
This is the uptime information:
22:31:43 up 1:24, 2 users, load average: 0.45, 0.18, 0.07
Free memory:
total used free shared buffers cached
Mem: 3374792 1589476 1785316 0 96720 725652
-/+ buffers/cache: 767104 2607688
Swap: 4192924 0 4192924
Disk usage:
Filesystem Size Used Avail Use% mounted /dev/sda1 42G 5,5G 35G 14% /
tmpfs 1,7G 0 1,7G 0% /lib/init/rw
udev 1,7G 168K 1,7G 1% /dev
tmpfs 1,7G 160K 1,7G 1% /dev/shm
/dev/sda6 184G 26G 149G 15% /home
Linux Shell Script To Collect Linux System Information 3 www.linoxide.com