Category Archives: Devops

Docker Architecture


In my previous blog, we had a little glimpse of what Docker is. It’s time to take one step ahead of that. Let’s understand more about Docker through its architecture. A Quick recall WHAT? Docker is a tool designed to … Continue reading

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DC/OS: The Architecture #2


In my previous post, we have gone through the type of nodes, tasks and the distributed process management. Now we’re going under the hood to explore the components which make DC/OS what it is. You’ll find the basic working of … Continue reading

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Deploying Services In DC/OS


DC/OS uses Marathon to manage processes and services. Marathon is the “init system” for DC/OS. Marathon starts and monitors your applications and services, automatically healing failures. A native Marathon instance is installed as a part of DC/OS installation. DC/OS services … Continue reading

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Security In DC/OS


Every company’s most valuable asset is its data. However, that data is also constantly under threat from bad actors around the world. To retain the trust of their customers, partners, and shareholders, every business needs to protect their data and … Continue reading

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DC/OS: The Architecture #1


Mentioned in a paper called “Datacenter needs an Operating System” published at the University Of California. The expectations in the paper were roughly rounded up to the following points: Sharing of Data & Resources. Programming Abstractions. Debugging & Monitoring. Mesosphere … Continue reading

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DCOS : Deploy a Load Balanced App using Marathon-lb


In this blog, we are going to deploy a sample load balanced app over DCOS and expose it to the outside of the cluster using Marathon-lb. Here we will be using a containerized application which serves a DCOS site. Here … Continue reading

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Deploying Scala Application With Jenkins Pipeline


Once upon a time, the software was built using the Waterfall model. This model was simple and easy to understand and use. It is easy to manage due to the rigidity of the model – each phase has specific deliverables … Continue reading

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CI/CD: The Jenkins Way


First, There was Waterfall model, software builds took a long time to develop and then deployment alone was time-consuming. Now, Agile, revolutionizing the way we follow the development cycle making it faster, deliverables have the same quality and they are … Continue reading

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Change AWS EC2 Instance Key Pair without stopping the Instance


If you landed on this blog post then I guess you might be looking for a way to change the Key pair associated with your AWS EC2 Instance without stopping the instance or you’re just following our blog posts 🙂 … Continue reading

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Jenkins File: The A B C …


Jenkins came with a big bang. That said, it enhanced the whole process of continuous integration & continuous deployment. The challenge that a dev faces is to deliver the most updated and safe code to the customer. The advent of … Continue reading

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