An EC2 may get terminated for a variety of reasons. And since it usually runs something crucial for the applications such as frontend, backend, or the database, it’s important to figure out what actually went wrong with it. Therefore, as a DevOps/SRE/SysAdmin, it’s a good idea to have logs and…

An NFS allows local access to remote files. It works in a client-server setting and requires no continuous refresh for new files. In this article, we are going to - Set up an NFS server on Ubuntu. Set up an NFS client on Ubuntu. Mount NFS server to a Kubernetes…

There are only a handful of teams that start their Kubernetes deployments with Helm in mind. Helm is usually an afterthought, something that engineers try to implement when the project gets bigger and requires better rollback strategies or a versioning approach. The task of moving workloads to helm without any…

In the last article, we went over the setup of Prometheus & Grafana. In this article, we will cover the setup, testing and access to alertmanager & pushgateway. Alertmanager: Add a alertmanager user: sudo useradd --no-create-home alertmanager 2. Download and install the Prometheus binary: wget https://github.com/prometheus/alertmanager/releases/download/v0.23.0/alertmanager-0.23.0.linux-amd64.tar.gz tar xvfz alertmanager-0.23.0.linux-amd64.tar.gz

In this article, we are going to dive in and talk about concepts important in understanding fault tolerance in databases. We will do an in-depth analysis too about fault tolerance in different sized clusters towards the end. Introduction to the problem. Databases deployed inside Kubernetes are usually supported by a…

Monitoring is critical to every team. Why? It delivers information about the infrastructure’s state, performance and usage pattern. It is the best answer to the growing need of detailed real-time insights to a product’s development. All the tools in cloud and containers automation are helping movement of code into production…

A guide on how to set up the infrastructure for a Node.js application on AWS. — Deploying a scalable web app on EC2s along with setting up access to it using a load balancer is a good project to pursue to learn about cloud and aws. In this article, a very simple Node.js …

This article series is a walkthrough of the steps & methods I used to create a cloud resume on AWS. I firmly believe that learning Cloud and DevOps by doing projects is perhaps the best approach to gain meaningful skills. …

This article series is a walkthrough of the steps & methods I used to create a cloud resume on AWS. I firmly believe that learning Cloud and DevOps by doing projects is perhaps the best approach to gain meaningful skills. …