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Showing posts with label linux. Show all posts
Showing posts with label linux. Show all posts

Solved : How to zip directories in Linux

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In this post we will see how you can use zip  command in Linux to compress directories and files and unzip them. zip  is also very useful i...
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Solved : Unable to locate package error in Ubuntu

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During installation of a package in ubuntu you may get an error  Unable to locate package .  In this post we will show you how you can fix t...

Most useful Tar command examples

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In this post we will see how to use the  tar command to compress and uncompress your files and directories. Many softwares are distributed b...

Steps to create docker containers in your laptop

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In this post we will see how to create a docker container of ubuntu on your windows laptop. Pre-requisites:- I am using “Docker for Windo...

Solved: How to use nmtui and nmcli tool to configure network in RedhatLinux

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In this post we will see how to use nmtui for network management. This can be a very useful tool for starters in Redhat Linux 7. Login to ...

Solved: Create virtual environment with python 3 in linux

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Once you have installed python 3.6 as described in the last post you can create virtual environment to work with it. First let’s install ...

Solved: Install Python 3 in Linux and set it as default

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In this post we will show you how to install python 3 in a Linux box. We have Centos 7 installed in our server. Check installed python vers...

Solved: How to extend or grow a linux filesystem under LVM

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In this post we will see how to grow a Linux filesystem without reboot. Let's check our current filesystem. We want to extend this fil...

Solved: How to label a disk in Linux

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In this post we will see how to label a new disk in Linux and create a new LVM partition. Step 1 Scan the new LUNS . Step 2 List the ava...

LVM Crash course

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In this post we will give you a crash course on Linux LVM (Logical Volume Manager). This post will cover the most used LVM commands in a Lin...

Solved : Comparing Run Levels in Linux and Solaris and precautions withthem

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Many people get confused between run levels in Linux and Solaris. One major difference among these can be disastrous also.  In this post we ...

Solved: How to mount ISO in a linux VM

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In this post we will discuss how to mount ISO in Linux VM running inside Virtualbox or VMware. Virtualbox You can mount ISO in Linux VM ru...

In what sequence startup and shutdown RC scripts are executed in Solaris

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We can use RC (Run Control) scripts present in /etc/rc* directories to start or stop a service during bootup and shutdown. Each rc director...

Solved: How to create a soft link in Linux or Solaris

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In this post we will see how to create a softlink. Execute the below command to create a softlink. [root@cloudvedas ~]# ln -s /usr/interfa...

What are the maximum number of usable partitions in a disk in Linux

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Linux can generally have two types of Disks. IDE and SCSI. IDE By convention, IDE drives will be given device names /dev/hda to /dev/hdd. ...

Solved: How to scan new LUNs in Redhat Linux

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In this post  we will discuss how to scan new LUNs allocated by storage team to a Redhat Linux system. There are two ways of scanning the L...

Solved: How to add swap space in Redhat or Ubuntu Linux

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In this post  we will see how we can add a file as swap space in Linux. Same steps are to be followed for Redhat and Ubuntu Linux. Type the...

How to add logical volume for swap in Redhat Linux

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In our last post we have seen how to add a file for swap space . In this post we will see how to add a LVM2 Logical Volume as swap. Here w...

Solved: How to change the keyboard layout for Redhat Linux

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Nowadays we work as global teams and with people speaking different languages. Some times you may face a situation where the Linux OS is in...

Solved: How to change hostname in AWS EC2 instance of RHEL 7

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In our last post we have seen how to change hostname of an RHEL server . But if you are using the RHEL 7 AMI provided on AWS marketplace th...