Category Archives: Devops

APIGEE-EDGE: Playing With The Policies(Part1).


  Hi all, In one of my previous blogs, I discussed Apigee, what it is and why is it required? We also discussed the various features and benefits of having Apigee. We saw how to deploy a proxy through the … Continue reading

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DC/OS Installation experience on Local Cluster


Recently got the task to install DC/OS on our local cluster. Previously I used AWS to install DC/OS, but this time I had to do everything on our own, from installing CentOS to creating the DC/OS cluster. With this blog, … Continue reading

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A step-by-step guide for protecting sensitive data in docker


Managing the password, access tokens and private keys are being tedious in the application. Any small mistakes accidentally expose all the secret information. Even storing such thing in docker images can be easily accessible one should just run the image … Continue reading

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Install OpenVPN on Cloud


OpenVPN is an open-source software that implements VPN.It is used for creating the peer to peer connections.  OpenVPN is more than 16 years old. The first release was on 13 May 2001. But we will not go into details of … Continue reading

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Getting Started with Ansible


What is Configuration Management? Before starting with Ansible let’s discuss what configuration management is. Configuration Management (CM) is the process of handling changes in any system systematically, and it maintains the consistency of the product. It retains its consistency because … Continue reading

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Getting Started With Mesos


In our earlier blog Introduction to Mesos , we have talked about basic idea of Mesos. And How it works and its basic terminology. Till now we have discussed the theoretical concepts to get ourselves familiar with Mesos and now … Continue reading

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Introduction to Mesos


What is Mesos ? In layman’s term, Imagine a busy airport. Airplanes are constantly taking off and landing. There are multiple runways, and an airport dispatcher is assigning time-slots to airplanes to land or takeoff. So Mesos is the airport … Continue reading

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Docker : linking and working with multiple containers


Prerequisites Docker installation from here. Create an account on Docker Hub In my previous blog we had a quick overview of Docker technology. I suggest you to have a look at my previous blog for better understanding. Our application can have multiple services … Continue reading

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Introduction to Nginx


Hi all, Knoldus organized a 30 min session on 3rd March 2017 at 4:50 PM. The topic was Introduction to Nginx. Session slides are shared in this blog post and you can post any questions related to the slides in the comment section below … Continue reading

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Mounting EBS(Elastic Block Store) volume to EC2(Elastic Compute Cloud) instance.


In this blog we will consider simple steps by which we can attach and mount a volume(elastic block store) to an ec2 instance. Following steps must be followed : Step 1 -> Creating an ec2 instance We will be creating … Continue reading

Posted in Amazon, Amazon EC2, AWS, AWS Services, Cloud, Devops, Scala, scaladays | 2 Comments