Introduction When we create a container the general philosophy is that the container comes up, does the task it’s intended to perform and then goes away. Containers are basically meant to be ephemeral in nature but we can...
AWK is a powerful regular expression filtering and pattern matching scripting language. Please consider heading to awk tutorials section to read through our other awesome AWK tutorials which deep dive into different aspects of...
Introduction After installing RHEL 8, we will need to attach this system to our RedHat subscription to be able to download and install software updates. In our last article, we explained step by step how to install RHEL 8 on a...
Welcome to linuxnix.com. In our last blog, we have learned about Cloud Computing and its characteristics. In this blog, we will go through the working of Cloud Computing, How to choose a cloud provider and How to create...
Introduction In our last article, we demonstrated how we could mirror our repository from our local computer to GitHub and use https to push our repository data from our local computer to GitHub. In this article, we will...
Cloud backup software functions very much like conventional backup software. The fundamental difference with a cloud backup is that your data transmits over the Internet to be securely stored in a professional data...
Hello to all from Linux Juggernaut team. We are excited to introduce our multiple WhatsApp groups...
This is our first post on Perl programming language. These two functions are useful in removing the last character of a given string, array(each element last character), hashes etc. Before...
Hello to all from Linux Juggernaut team. We are excited to introduce our multiple WhatsApp groups...
The substring is a part of string/variable. We can create substrings from a ruby string variable. We already dealt with substrings in Shell scripting in our early post. This substring can be one character length or multiple...
Sometimes you need to know the size of each mysql table to optimize them and gain some free space in the disk. To do so, you can check manually the size of each table in the mysql datadir (generally it is /var/lib/mysql), or you...
Introduction Automating the administration of our servers has become more important than ever with the exponential growth of our server estate. Using Ansible for automation gives us security, reliability and the need for lesser...
AWS Global Reach Now the question comes to our minds are where are the data centers of AWS which are shared with us? How we use them? From where does AWS operates? Where is our data going? Let’s answer all these questions one by...
When I started my career in IT field, I have landed into windows world, as I know that no...
Introduction When we create a container the general philosophy is that the container comes up, does the task it’s intended to perform and then goes away. Containers are basically meant to be ephemeral in nature but we can...
Below are some of the typical interview questions you will come across when you apply for an...
Introduction There is a plethora of open source monitoring tools available in today. Some of these tools monitor a wide variety of metrics while some others have the capability to monitor a particular set of metrics really well....
What is Prometheus? Prometheus is an open source monitoring tool which was developed in 2012. Its architecture is modular and comes with several readily available modules called exporters, which help you capture metrics from...
This is one of our post in the “Python function of the day” series which explains about python inbuilt functions. Today we will learn about cmp(). cmp() : The method cmp() compares two datatypes. The data types...
Introduction Recently researchers at Google’s Project Zero have discovered two major vulnerabilities impacting almost all the processors made in the last 20 years. These vulnerabilities have been named Meltdown and Spectre. In...
Introduction When we create a container the general philosophy is that the container comes up, does the task it’s intended to perform and then goes away. Containers are basically meant to be ephemeral in nature but we can...
Introduction Automating the administration of our servers has become more important than ever with the exponential growth of our server estate. Using Ansible for automation gives us security, reliability and the need for lesser...
Introduction Input/output redirection is an extremely important aspect of writing bash shell scripts and working with the bash shell command line interface in general. A here document is a form of I/O redirection that tells the...
Introduction When we create a container the general philosophy is that the container comes up, does the task it’s intended to perform and then goes away. Containers are basically meant to be ephemeral in nature but we can...
Managing KVM hypervisor and Virtual machines hosted by it are very much easy if you know what they are capable of. In this post we will see how to view different settings, Hardware info etc for both KVM hypervisor and Guest...
As most of the people know DevOps is all about how many tools you master. For example take...
Hello to all from Linux Juggernaut team. We are excited to introduce our multiple WhatsApp groups...
Introduction Input/output redirection is an extremely important aspect of writing bash shell scripts and working with the bash shell command line interface in general. A here document is a form of I/O redirection that tells the...
What is Prometheus? Prometheus is an open source monitoring tool which was developed in 2012. Its architecture is modular and comes with several readily available modules called exporters, which help you capture metrics from...
What is XtreemFS? XtreemFS is a fault-tolerant distributed file system adapted for different storage needs. It is characterized by it’s: Versatility : XtreemFS is an open-source technology that do not require special...
My name is Surendra Kumar Anne. I hail from Vijayawada which is cultural capital of south Indian state of Andhra Pradesh. I am a Linux evangelist who believes in Hard work, A down to earth person, Likes to share knowledge with others, Loves dogs, Likes photography. At present I work at Bank of America as Sr. Analyst Systems and Administration. You can contact me at surendra (@) linuxnix dot com.
