Reduce Cloud bill by 30-40%

Now a days everybody is fascinated about cloud technologies because of its ease, scalability, availability, cost efficiency, independence, etc. Some of them already using cloud for their organizations, some are moving to cloud or exploring cloud to drive value for their businesses.  Many public CSP (cloud service providers) like Azure, AWS, Google App Engine uses PAY-AS-GO...

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GUACAMOLE: Open Source Web Based Remote Desktop Gateway

Recently, I was searching for remote desktop software using which I can do the remote or ssh login through browser. There are so many software like thinVNC, Thinfinity, TightVNC which helps us to do remote desktop. These software uses HTML5, VNC variants like thinVNC, thickVNC, UltraVNC. One problem...

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Start-Stop virtual machines parallelly present in cloud service (Azure IAAS)

Time and cost are the two crucial factors in cloud environment, people are paying for what they are using. I have setup my environment in Azure using Infrastructure-as-a-service (IAAS). Environment consists of 20+ virtual machines, virtual networks. I have wrote powershell scripts which provision environment for me. While working on cloud environment with high configuration...

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Want to Ping Azure VM?

Whenever there is issues with any application or machines, the first thing we do is PING. I mean ping to that machine using IP address or hostname (if name resolution setup in the environment). In Azure cloud we are not able to ping the virtual machines using IP address from outside environment. Ping uses ICMP protocol to communicate with each other. In Azure ICMP protocol is turned off. Azure firewall...

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Install NGINX as windows service using nssm

nginx [engine x] is popular HTTP and reverse proxy server with lot of features. nginx provides executable files for windows environment. We just need to download and unzip setup file to get started.  The official document says we cannot run nginx as windows service.  We can use nssm (non...

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SERF: In a Nutshell

What is SERF SERF is open source decentralized, fault-tolerant and highly available solution by Hashicorp used for cluster membership management, failure detection and orchestration. Serf relies on an efficient and lightweight gossip protocol to communicate with nodes. The Serf agents periodically exchange messages with each other in much the same way that a zombie apocalypse would occur:...

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Merge GIT Branches Using JENKINS

Continuous Integration and deployment or delivery (CI/CD) pipeline consists of many machines or environments. It has development, production, integration, testing and staging machines. Each machine has separate branch in GIT to store the source code. In GIT, Development branch has all code from...

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