Introduction A decent knowledge of networking is important for any system administrator managing servers in an enterprise environment. Linux and UNIX distributions provide a number of different commands which we could use to...
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...
Introduction A decent knowledge of networking is important for any system administrator managing servers in an enterprise environment. Linux and UNIX distributions provide a number of different commands which we could use to...
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...
Introduction In one of our earlier articles on using the git distributed version control system, we showed you how to install git in Linux. As you may observe from that article, installing git is a fairly straightforward...
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 A decent knowledge of networking is important for any system administrator managing servers in an enterprise environment. Linux and UNIX distributions provide a number of different commands which we could use to...
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...
When I started my career in IT field, I have landed into windows world, as I know that no...
Introduction In our earlier articles on Ansible we introduced you to some basic concepts related to Ansible and explained how to install it and set up a basic environment to use. In a subsequent article, we explained the basics...
Below are some of the typical interview questions you will come across when you apply for an...
We feel quite handicapped not being able to run commands on our remote Linux server, this is where SSH comes in handy. Applications like the c-panel, give you control but it’s not quite enough to do...
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...
Introduction A decent knowledge of networking is important for any system administrator managing servers in an enterprise environment. Linux and UNIX distributions provide a number of different commands which we could use to...
Introduction In our earlier articles on Ansible we introduced you to some basic concepts related to Ansible and explained how to install it and set up a basic environment to use. In a subsequent article, we explained the basics...
Introduction Today I received an interesting requirement. A customer wanted their FTP users on several new servers (having the same username) to have the same password as that of the users on an older server. The problem...
This is a small post on how to start an exited docker container. If you are in IT space for a couple of years, you will know how Docker disrupted IT. Docker just changed many things and simplified many people’s work. In...
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 In one of our earlier articles on using the git distributed version control system, we showed you how to install git in Linux. As you may observe from that article, installing git is a fairly straightforward...
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.