Kubernetes

Kubernetes September 4, 2020 Run A Container In Kubernetes Cluster Using Devtron’s CI/CD Tool

In the previous blog, we discussed how to run a cron job inside a docker container. Here, we are going to discuss how to spin up a Dockerfile in the Kubernetes cluster using Devtron’s CI/CD tool. Why Devtron’s CI/CD tool? To make your Kubernetes deployments hassle-free and to provide monitoring and logging of all your …

Kubernetes September 3, 2020 Running A Cronjob Inside Docker Container In 5 Steps

In this blog, we are going to discuss and understand the steps on how to set a Cron job inside the container.  Prerequisites: Docker should be installed on your system. You should have an account on GitHub. What is a Cron job? Cron is a job scheduler. A cron job is a command which is …

AWS Kubernetes August 17, 2020 Upgrade EKS 1.16 Cluster To EKS 1.17 Using EKSCTL In 6 Steps

In this blog, we will discuss the steps which are necessary for upgrading the EKS cluster from version 1.16 to version 1.17. What is EKS? EKS stands for Elastic Kubernetes Service, which is one of the services provided by AWS. It helps in running the Kubernetes on AWS without requiring the user to maintain their …

Kubernetes Kubernetes tutorial July 28, 2020 Ultimate Guide Of Pod Eviction On Kubernetes

By nature pods in Kubernetes clusters are ephemeral, they can be created, killed, moved around by the scheduler, in other words pods can be evicted. This may occasionally cause disruption in the Microservices if pods are not configured properly. In this article, we will look at two scenarios which will impact the stability of pod …

AWS Kubernetes July 13, 2020 How to use Spot to achieve Cost Savings with Stability on Kubernetes

Cost saving has always been one of the important objectives for organizations but now it is more important than ever before. Because of uncertainty in the business, earlier motto of growth at all cost has been replaced with responsible growth. In this post we are going to focus on how you can leverage spot instances …

AWS Kubernetes July 6, 2020 Setting up custom DNS routing on EKS Cluster

Our one of the third party API URL was failing to resolve, so we figured out the solution to route through Google Public DNS, thus changing the routing of a particular domain from EKS Default DNS ( 10.100.0.10 ) to resolve using Google Public DNS.We used 8.8.8.8, the primary DNS server for Google DNS, in …

Kubernetes July 3, 2020 Migrating to Kubernetes? Advantages Vs Dis-advantages a CTO must know

Since its version 1.0 release in 2015, Kubernetes has captured the imagination of devops. As per the CNCF cloud native survey in 2019, 78% of the respondents were using kubernetes in production. Gartner predicts that by 2023, more than 70 percent of global organizations will be running more than two containerized applications in production, up …

DevOps Kubernetes June 23, 2020 Configuring Requests and Limits in Kubernetes Deployments

While reviewing Kubernetes Infrastructures of various organizations, I have discovered that Container Resources (Requests and Limits) are often misconfigured resulting in node failures and Kubernetes Cluster becoming unstable. It’s very important to allocate optimum resources to your deployments in order to guarantee stability and SLA of your deployments. Requests (Guaranteed Resources) Requests are guaranteed resources …

Kubernetes May 15, 2020 Benefits of migrating to Microservices architecture

What is Microservice Architecture? Microservices Architecture allows developers to create separate components of application through building an application from a component of small services. Each of these services is built individually and deployed separately. Each service is flexible, robust, comparable and complete. They run as an autonomous process and communicate with each other through APIs. …

Kubernetes May 13, 2020 Understanding Kubernetes Nodes

Kubernetes is becoming the new standard for deploying and managing the software in Cloud because of the wide number of features that Kubernetes provide such as automated rolling and rollback of deployments, storage orchestration, automating bin packing, self-healing, management of secrets and configuration files and many more. This blog post will give you a high-level …