5 commands to check memory usage on Linux
Here is a list of commands along with examples, which can be used to check memory (RAM and swap) usage on Linux system.
Category Archives: Linux Commands
Linux mail command examples – send mails from command line
This tutorial shows how to send and receive mails from the command line using the mail and mutt commands on linux.
25+ Examples of Linux find Command – How to search for Files
Learn to use the linux find command to search and find files from the command line quickly and easily with these examples.
5 Linux Commands to Shutdown and Reboot the System
The tutorial shows how to reboot or shutdown a linux system using commands like reboot, shutdown, halt, poweroff and REISUB.
How to Format USB Flash drive from command line on Linux / Ubuntu
If there is a lot of content on the usb flash drive and you want to erase all of it quickly then a simple way to do it is by formatting it. There are many gui tools available on linux to view and format partitions on storage devices like ssds and flash drives. These include… Read More »
How to Close open Ports manually in Ubuntu / Linux
Open ports When running any kind of server application like http or ftp server, or doing socket programming, it might so happen that a server program when recompiled/rerun fails to bind to a particular port number because that port number is already in use. In such a case, you can either restart the system or… Read More »
8 Netcat “nc” Command Examples on Linux / Ubuntu
Netcat is a commandline utility like telnet but with much more features. Learn to use netcat with these simple commands examples.
How to Create and Extract tar.gz and tar.bz2 files on Ubuntu / Linux
The most common compressed archive file format in Linux is the tar.gz format. Tar file is an archive file format. Tar.gz is a compressed tar file. Create tar.gz archives The tar command can be used to create tar.gz archives. tar czf new-tar-file-name.tar.gz file-or-folder-to-archive Here is the command explanation: c – create new archive. z -… Read More »
5 Linux Commands to Check Distro Name and Version
Linux distro name and version When working with an unknown server, the first task of a sys admin is to gather some information about the system, like what OS is it running, what version, what services are running and so on. And there is no single command that can detect distribution specific information consistently across… Read More »