Category Archives: Linux Learning

How to Install/Deploy Ansible on CentOS 7

Introduction: Ansible is powerful automation and configuration management tool written in python. Ansible does by default communicate with machines over the SSH protocol, Ansible is agent free, does not require any additional agent/daemons to be installed on remote machines. You … Continue reading

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Understanding Open vSwitch

To understand what Open vSwitch is, first we need to understand virtual switching and network layer access. Earlier the servers had to physically connect to the switch in the data center. This was supposedly inconvenient if the data center and … Continue reading

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File and Block Storage and Object Storage – The Difference

File and block storage have been used for decades and are well defined ways to store data. Object storage on the other hand is relatively new, hence the obvious question is – How different is Object storage? How is it … Continue reading

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OpenStack – Advantages of Deployment

OpenStack is really coming of age as a private cloud solution. But the other side of the story is that its deployment is extremely complex. With more and more enterprise going to the cloud environment, OpenStack training has become an … Continue reading

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Tips to clear a technical interview

There are loads of tips available which talk about how to crack a technical interview. All interviews follow a pattern and can be cracked. First thing is to build up the confidence and prepare well. Interview success depends on many … Continue reading

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Advantages of Online Learning

The future of learning is through the internet and online. A recent survey revealed that nearly 4 million students are enrolled in full online degree programs, and 10 million are taking at least one online course which includes Red Hat … Continue reading

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Why managers prefer Linux Professionals over amateurs?

Linux as an operating system is gaining popularity, with most of the IT infrastructure being migrated to this open source software. With a strong online community supporting the system for trouble shooting and other aspects, it will continue to grow … Continue reading

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Reasons for Hadoop being popular on the Big Data Scene

Data creation is on high velocity. In fact 95% of data has been created in the last 3 years. The churning of data is increasing daily. All this data needs to be processed as 80% of the created data is … Continue reading

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History of Linux Ubuntu

The mention of Ubuntu is done in the introductory Linux class. So what is this Ubuntu? Ubuntu is one of the many Linux distributions available. The code which is the base of Ubuntu Linux is an older distribution of Linux … Continue reading

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Advantage of SELinux

SELinux which expands to Security Enhanced Linux was primarily developed by United States National Security Agency popularly known as NSA. What it does is to incorporate a mandatory access control (MAC) into the major subsystems of the kernel. When you … Continue reading

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