Admin Commands for linux

In this post we will discuss about important admin commands for Ubuntu operating system.

1. Hardinfo

This is GUI based command through which admin can easily all hardware details in Graphical way.

But this package is not by default present. you have to install this package through command.

for user: sudo apt-get install hardinfo

for root user: apt-get install hardinfo

When you are going to run this command make sure that your system have internet connection.

After successfully installation of package you just need to type 

hardinfo in terminal

It will display the GUI  based Hardware details.

2. nmon

nmon command is used to check and monitor system performance.

Nmon or nigel’s monitor is a tool which displays performance information of the system.

Command to install nmon tool.

$ sudo apt-get install nmon

to check cpu information you can type nmon cpu info (press c)

nman disk info (press d)

3. lsblk

This command will be give installed devices on system It will generates tree based output.

command need to type

lsblk

output:

NAME   MAJ:MIN RM   SIZE RO

sda      8:0    0 465.8G  0 disk

├─sda1   8:1    0     1K  0 part

├─sda4   8:4    0 307.5G  0 part /media/supertux/BA1CCF4D1CCF037D

├─sda5   8:5    0   5.3G  0 part /boot

├─sda6   8:6    0  14.9G  0 part [SWAP]

└─sda7   8:7    0 138.1G  0 part /

4. slurm

A command line utility used for command based network interface bandwidth monitoring, it will display ascii based graphic.command need to type: 

$ apt-get install slurm

5. ranwhen.py

A python based terminal utility that can be used to display system activities graphically. Details are presented in a very colourful histogram.

First you need to install python for that run following command in terminal.

$ sudo apt-add-repository ppa:fkrull/deadsnakes

Update system:

$ sudo apt-get update

Download python:

$ sudo apt-get install python3.2

Download ranwhen.py

Run the tool.

$ python3.2 ranwhen.py

output: