This category covers topics including various linux command line utilities and its uses.

Linux Command To Change Password For Root / User / Group

Passwords are the way of authenticating a user in Linux system. Linux uses MD5 as an algorithm for storing the password hashes. MD5 is a one way hashing algorithm which is very secure way of authentication. This article tells how [...]

Bobbin Zachariah 9:56 pm

Example How To Use Linux nohup Command

The signal in Linux or other UNIX like operating systems is a notification or message sent to a process to notify it that some event has occurred. Most of the commands executed by a user are run by his/her shell. [...]

Bobbin Zachariah 11:01 pm

Easy Linux Command To Change Runlevels

Runlevel can be defined as a part of Linux OS which determines the processes that need to be started at system startup. While booting a linux system, “init” is the first process that gets executed with PID 1, which then [...]

Bobbin Zachariah 10:17 pm

HowTo : Reboot Linux Server Command Line And Remotely

linux reboot serverLinux reboot Command

In linux system administration, it is sometimes required to restart our server after the completion of some network and other major updates either relevant to software or hardware that are being carried on the server. The reboot is needed so [...]

Bobbin Zachariah 12:57 pm

Rsync Over Ssh On Different Port In Linux

Linux rsync over ssh on different portrsync over ssh

Rsync is a tool for copying local and remote files. It is fast and versatile. It can copy locally, to/from another host over any remote shell, or to/from a remote rsync daemon. Rsunc is famous for its delta-transfer algorithm. This [...]

Raghu 3:18 pm

Linux Commad To List Directories / Directory Names Only

List DirectoriesList Directories Linux

The "ls" command in Linux dumps the files and directories in an argumented directory or the current directory by default. The options to this command change the behavior of this command, such as listing hidden files as well with -a [...]

Raghu 7:35 pm

Run Command In Linux - Run Shell With Specified User / Group ID

Linux Run Command

The runuser command is used to run a shell with specified user and group ID. This command changes the user and group id's. When you want to run some commands as some other user, this command can be used to [...]

Bobbin Zachariah 10:31 am

Linux System Performance Monitoring Using Sar Command

Linux Monitoring

Linux sar command is one of the very useful tool for any Linux administrator to monitor the system performance and to investigate the bottlenecks. This tool is provided by the sysstat package and can be used to find a variety [...]

Bobbin Zachariah 8:53 pm

How To Mount External Disks/USB/CD Drive in Linux

mount external disk linux

In Linux mounting of devices (external disks,usb,cd drive) is done with a command known as mount. While mounting any device you should pass the argument to the command that what is the name of the partition and where do you [...]

Bobbin Zachariah 9:50 am

How To Use Linux Grep Command To Find Strings

Linux Grep

Linux and UNIX-like systems, all system configuration information is stored and manipulated in plain text form. The grep tool allows to search of text, such as a file or output of the command, for a term or pattern matching regular [...]

Bobbin Zachariah 7:25 pm

What Is Linux RPM And Installing, Uninstalling, Updating, Querying,Verifying RPM

What is RPM? Anybody who works with Linux knows what RPM is unless a newbie. RPM stands for redhat package manager. Although RPM was designed originally for REDHAT Linux, any other Linux version supports for RPM. What can RPM do for you? [...]

Bobbin Zachariah 6:00 pm

11 Examples How To Use Linux Tar Command And All Options

Tar command is the primary archiving utility. The tar command bundles a bunch of files together and creates an archive on the tape, disk drive or floppy disk. To create an archive using tar, use command like this, which bundles [...]

Bobbin Zachariah 7:57 pm