HOWTOS

This category includes the guide for various software installations on supporting hardware and programming ends.

How to Find Unallocated Space on Linux

When managing a server, you can need to operate on data storage. To do it better, you can need to know how to manage unallocated disk space. Unallocated space is the unused space on the Hard disk which has not [...]

Bobbin Zachariah 11:50 pm

Linux Command Used to Show Shared Memory in Linux

Shared Memory

Shared memory is the memory that may be accessed by multiple processes; i.e. a memory region that can be shared between different processes and a better way of passing data between two processes. Shared memory is the fastest form of [...]

Bobbin Zachariah 10:45 pm

How to Flush Routing Table from Cache in Linux

Routing Table

In this article, I will describe how to flush routing table in Linux using terminal commands. A routing table in computer networking is a data table that's stored on a router or network server which lists the routes to particular network destinations. Usually, each [...]

Bobbin Zachariah 10:39 pm

How to Create, Extend, Remove Swap Partition in Redhat/Centos LVM

Swap Linux

Swap memory is required when the system requires more memory than it is physically available. The kernel swaps out less used pages and gives memory to the current process that needs the memory immediately. So a page of memory is [...]

Bobbin Zachariah 10:37 pm

How to Use GUI Login with XDMCP Service to Access Remote GUI

XDMCP Linux

In this article, I will show you how to configure your Linux system to use graphical (GUI) login with XDMCP service to access remote GUI. Most Linux admins work from shell and there is not much requirement to connect to [...]

Bobbin Zachariah 9:16 pm

How to Backup LVM Configuration on Linux (vgcfgbackup & vgcfgrestore)

LVM Backup

Due to several reason a volume group may become corrupted after unintended user intervention. LVM will not be aware of this situation unless the alternate is already on the volume group, and may allow to add the alternate path to [...]

Bobbin Zachariah 9:14 pm

Setup Passwordless Ssh Login Between Linux Systems

ssh-password-less

Hi all, today we'll gonna learn how we can setup Passwordless SSH Logon to Linux systems. Only the workstations having the correct matching key pair (private and public) will be allowed to logon to the SSH server, without the key paring, [...]

Bobbin Zachariah 9:12 pm

How to Create Partition in Linux using fdisk Tool

df-h

Fdisk is a command line utility that provides disk partitioning functions for various operating systems. It was originally developed by IBM in 1983 and since then it was used on most operating systems from DOS to Windows and to Unix-based systems. [...]

Bobbin Zachariah 9:09 pm

How to Setup Ethernet Bonding in Linux

ethernet bonding

Ethernet bonding is a method of combining (joining) two or more network interfaces together into a single virtual NIC card which may increase the bandwidth and provides redundancy of NIC Cards. Linux allows to bond multiple network interfaces using a special [...]

Bobbin Zachariah 4:12 pm

How to use Linux tr Command with Examples

Linux Tr command

The tr command is used in Linux for translating characters. it needs two sets of characters. It replaces occurrences of the characters in the first set with the corresponding character from the second set. For example, tr command can be used [...]

Bobbin Zachariah 12:01 pm