FileSystem has duplicate UUID can’t mount in Linux (Amazon AWS)

Issue FileSystem has duplicate UUID can’t mount when the root volume of an instance attached to another instance to fix an issue with an /etc/fstab file in Amazon AWS. See the below screenshots for more information. The /var/log/messages shows the below error. Short Description In Amazon AWS, a RHEL7 machine didn’t come up after a reboot. When […]

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AWS S3 Copy – Improving Speed

In Amazon AWS, S3 is an object storage which will help the customers to store thousands and millions of objects to serve their end customers or backup purposes. Problem Statement Recently, I have received an interesting requirement from one of my customer asking that he wants to copy all the objects of bucket-1 to bucket-2. […]

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OpenSwan – Connecting two VPC’s of different Regions in Amazon AWS

As of now today, Amazon AWS doesn’t have any in-built solution to enable the connectivity between VPC’s of two different regions unlike VPC peering between VPC’s of the same region. So we need to build a custom VPN solution to establish the connectivity between the region VPC’s. OpenSwan IPSec VPN is one of the best […]

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A Quick Insight on Vagrant

Vagrant is a tool enables users to create and configure lightweight, reproducible, and portable development environments and controlled by a single consistent workflow to help maximize the productivity and flexibility of you and your team. Vagrant became part of the HashiCorp Tools list and it is developing and maintained by HashiCorp team. It’s a CLI-based tool for […]

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Amazon AWS Config Rules and Management

AWS Config is a fully managed service that provides you with an AWS resource inventory, configuration history, and configuration change notifications to enable security and governance. Config Rules enables you to create rules that automatically check the configuration of AWS resources recorded by AWS Config. AWS Config Rules is a new set of cloud governance […]

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How to choose the Right Amazon AWS Region

Amazon AWS Cloud Infrastructure is built-in various locations called Regions across the world. Recently, Amazon AWS has launched a new Region in Frankfurt in EU Region. Recently, Amazon AWS has announced that another 5 AWS regions (and 11 Availability Zones) in Canada, China, India, Ohio, and the United Kingdom coming online throughout the next year. With this, Amazon AWS […]

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Know Me!

Praveen Kumar Muppala is an Principal Cloud Architect – Infrastructure at Harman Connected Services, USA. Praveen is one of the few professionals with Amazon Certified Solution Architect, Amazon Certified Developer and Amazon Certified Sysops Administrator credentials. Praveen has great multiple cloud vendors experience like : Amazon AWS, Microsoft Azure and Google Cloud Platform. Praveen has […]

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