--- title: "Anoop Suvarna (@anoopsuvarna) | Hashnode" description: "The most powerful tool we have as Devops Engineer is automation. Read the latest articles by Anoop Suvarna on Hashnode." url: "https://hashnode.com/@anoopsuvarna" --- @anoopsuvarna # Anoop Suvarna @anoopsuvarna · Bangalore · Joined February 2023 The most powerful tool we have as Devops Engineer is automation ### [How to fix "unresponsive website" hosted on EC2 instance](https://anoopsuvarna.hashnode.dev/how-to-fix-unresponsive-website-hosted-on-ec2-instance?utm_source=hashnode&utm_medium=feed) Having an unresponsive website can be frustrating, especially when it is hosted on an EC2 instance. As an EC2 user, you have the power to fix common issues that can cause your website to become unresponsive. In this article, I will provide a step-by-... 3 min read · [anoopsuvarna.hashnode.dev](https://anoopsuvarna.hashnode.dev/how-to-fix-unresponsive-website-hosted-on-ec2-instance?utm_source=hashnode&utm_medium=feed) [Jul 11, 2023](https://hashnode.com/posts/how-to-fix-unresponsive-website-hosted-on-ec2-instance/64ad59915cb6877d86fa99ba) ### [How to fix “port 22: Connection refused” issue in AWS Linux.](https://anoopsuvarna.hashnode.dev/how-to-fix-port-22-connection-refused-issue-in-aws-linux?utm_source=hashnode&utm_medium=feed) As we all know SSH provides a secure channel to access the Linux instance from your local system. Sometimes we do come across the Connection refused error while connecting to our Linux instance through SSH. anoop@Anoops-MacBook-Air AWS-Personal Acco... 3 min read · [anoopsuvarna.hashnode.dev](https://anoopsuvarna.hashnode.dev/how-to-fix-port-22-connection-refused-issue-in-aws-linux?utm_source=hashnode&utm_medium=feed) [Mar 13, 2023](https://hashnode.com/posts/how-to-fix-port-22-connection-refused-issue-in-aws-linux/640f7cec61cf7e5b56f2a51c) ### [How to configure Jenkins Node to Jenkins Master using SSH connection.](https://anoopsuvarna.hashnode.dev/how-to-configure-jenkins-node-to-jenkins-master-using-ssh-connection?utm_source=hashnode&utm_medium=feed) Jenkins Master-Slave method is a distributed architecture in which a single Jenkins instance called Master controls multiple agents called Slaves. The Master is responsible for managing the entire Jenkins environment, while the Slave nodes are respon... 2 min read · [anoopsuvarna.hashnode.dev](https://anoopsuvarna.hashnode.dev/how-to-configure-jenkins-node-to-jenkins-master-using-ssh-connection?utm_source=hashnode&utm_medium=feed) [Mar 3, 2023](https://hashnode.com/posts/how-to-configure-jenkins-node-to-jenkins-master-using-ssh-connection/6401c14a7472540281f66cc7) ### [Writing an Effective Dockerfile for Your Next Project](https://anoopsuvarna.hashnode.dev/writing-an-effective-dockerfile-for-your-next-project?utm_source=hashnode&utm_medium=feed) Dockerfile is a very useful tool for building and deploying applications in Docker containers. It is a text file that contains instructions for how to build a Docker image, which can then be used to create a container running the application. Here ar... 4 min read · [anoopsuvarna.hashnode.dev](https://anoopsuvarna.hashnode.dev/writing-an-effective-dockerfile-for-your-next-project?utm_source=hashnode&utm_medium=feed) [1](https://hashnode.com/posts/writing-an-effective-dockerfile-for-your-next-project/63f085427a57dfd56c557eb8) [Feb 18, 2023](https://hashnode.com/posts/writing-an-effective-dockerfile-for-your-next-project/63f085427a57dfd56c557eb8)