How to configure Software RAID 1 mirroring in Linux
In case you are new to the term RAID I suggest you to read the below article to get an overall knowledge on RAID as well all the levels along with their usageRAID levels 0, 1, 2, 3, 4, 5, 6, 0+1, 1+0...
View ArticleHow to resize software raid partition in Linux
In my last article I showed you steps to configure software RAID 1 in Linux. Now in this article I will show you steps to add/remove partitions from your raid partition.While configuring RAID it is...
View ArticleHow to configure autofs in Linux and what are its advantages?
I have already written an article to configure NFS server which you can go to using the below linkHow to configure NFS server in LinuxWhat is Autofs?Autofs is used to automatically mount any filesystem...
View ArticleHow to exclude multiple directories from du command in Linux
In case you don't know du command is used to find out the size of directories and files in Linux. It summarizes disk usage of each FILE, recursively for directories.But in case you want to skip out any...
View ArticleHow to find all the process accessing a file in Linux
There might be a case mostly observed while unmounting, you are unable to unmount a share even though as per your knowledge no one is accessing the share. The possible error which you might get...
View ArticleHow does a successful or failed login process works in Linux
In this article I will try to explain all the events which happens in the background after your Linux machine boots up and you make an attempt to login into the console.In my last article I had told...
View ArticleHow to do a case sensitive search inside vi editor in Linux
VI editor can sometimes be very tricky and irritating if you are not fully aware of those small arguments which could make your life much easier while working on the editor. One such thing when are...
View ArticleHow to fix "/usr/bin/ssh-copy-id: ERROR: No identities found"
Error:# ssh-copy-id root@192.168.1.11/usr/bin/ssh-copy-id: ERROR: No identities foundSolution:You will have to manually define the path of the public key using -i switch as shown below# ssh-copy-id...
View ArticleHow to perform a local ssh port forwarding in Linux
SSH supports a variety of ways of moving data across psuedo-VPN tunnel. One of the methods is Port Forwarding which creates a secure connection between a local computer and a remote machine through...
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How to delete an iscsi-target from openfiler and Linux
In my last article I had shown you steps to create iscsi-target using openfiler. So in this article I will be showing you step by step method to delete an iscsi-target from openfiler.This is my GUI...
View ArticleHow to configure a Clustered Samba share using ctdb in Red Hat Cluster
As of the Red Hat Enterprise Linux 6.2 release, the Red Hat High Availability Add-On provides support for running Clustered Samba in an active/active configuration.This requires that you install and...
View ArticleHow to find the path of any command in Linux
The so called term used "command" is basically a binary file. If you try to read any of those files using any editor then you won't understand any thing as it is not human readable. These all commands...
View ArticleInterview Questions on Red Hat Cluster with Answers
How can you define a cluster and what are its basic types?A cluster is two or more computers (called nodes or members) that work together to perform a task. There are four major types of...
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Understanding Partition Scheme MBR vs GPT
In this article I will try to explain the most basic and common things about partitions and partition scheme which one should know as it will be used on your day to day life if you are a system...
View ArticleWhat is umask and how to change the default value permanently?
umask is a command that determines the settings of a mask that controls which file permissions are set for files and directories when they are created.When a user creates a file or a directory under...
View ArticleHow to use yum locally without internet connection using cache?
yum is an short abbreviation for Yellowdog Updater ModifiedWhat is yum?yum is an interactive, rpm based, package manager. It can automatically perform system updates, including dependency analysis...
View ArticleWhat is nice and how to change the priority of any process in Linux?
If you want to change the priority of any process there are two things which you need to consider. There are two terms which will be used in this article i.e. NICE and PRIORITY.In case you haven't...
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Step by Step CentOS 7 (64 bit) Installation Guide with Screenshots
Please follow the screenshots to understand the installation process of CentOS 7 64-bit.(Click on the image to enlarge the view)Insert the CentOS DVD and boot your machine with the cdrom. You will get...
View ArticleHow to change the MAC Address of Ethernet device in Linux?
In case you have added a new ethernet device to your machine or server, How would you determine the new MAC Address and update the same to its relative configuration file?You can check for the MAC...
View ArticleHow to keep a process running after putty or terminal is closed
There can be many times where you are suppose to run some application or process in Linux but you don not want it to be terminated by logoff and session disconnection from putty.nohup command`nohup'...
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