Kubernetes has gained a lot of traction recently and is one of the standards followed across organizations when it comes to running and managing their containerized workloads. In this article, we are going to talk about Kubernetes operators. Usage Operators are used to running applications and tools on Kubernetes, like Redis Operator, Flink Operator, Istio
Category: Tooling in Devops
Basics on Kubernetes: Basic debugging with kubectl
In our previous article series on Basics on Kubernetes which is still going, we talked about different components like control plane, pods, etcd, kube-proxy, deployments, etc. You can read the article series on Learnsteps. In this article, we are going to see how we can do basic debugging in Kubernetes. Before starting I am assuming
What are SideCar Containers – Implementation with Linux Namespaces
In this post, we will see how does Kubernetes application uses a side-car container to its advantage to implementing new features. More information about what is sidecar container and how it can be used can be found here For getting into the depth of this topic we will go into the depth of the container
DevOps Interview Questions: How to kill a running process. kill, pkill, killall
Hi in this article we will talk about a very easy DevOps interview question. How to kill a running process. Earlier we have talked about VPC design, logging system design, monitoring system design, page fault, etc. kill, pkill and killall So we can use kill, pkill and killall commands to kill a process in Linux. All of these
Basics on Kubernetes: What exactly is a statefulset?
In the previous article of the series, Basics on Kubernetes we talked about deployments in Kubernetes. You can read about it at the below link. In this article, we are going to talk about statefulsets, their similarity, and differences with deployments. What exactly is a Statefulset? Statefulsets are like deployments, they also manage pods that
Basics on Kubernetes: What exactly is a ReplicaSet
In our previous article in series, basics on Kubernetes, we talked about what exactly are deployments, you can find the link of the article below. In this article, we are going to talk about what is ReplicaSet and how they help in scaling your application. What are ReplicaSet and its objective? ReplicaSet is an object
Basics on Kubernetes: What exactly is a deployment?
In this article on basics of Kubernetes, we will talk about what is deployment and its uses. If you have missed the previous article you can find them on this series on basics on Kubernetes. What is deployment in Kubernetes? In Kubernetes, with help of deployment, you can easily control the rollout and updates of
What exactly is a POD? Basics on Kubernetes
In our previous article on Kubernetes we talked about how kube proxy works, control plane, node components, kubelet and etcd. In this article, we are going to take a look at what exactly is a pod in Kubernetes. What is a pod? A pod is a group of containers and is the most basic deployable
What exactly does cloud-native mean?
This is the era of cloud computing and everyone is using it. Cloud computing has given the power of scalability in your hands On the other hand it has made deployments a bit tougher. Sitting at one end of the scalability spectrum. You can read about the two extremes of scalability here. They provide power
What is a process control block PCB and its components.
Process control block (PCB) is a data structure used by a computer operating system to store all the information about a process. The operating system used a data structure named Process Control Block(PCB) to store the information about a particular process, and this information is required by the CPU while executing the process. Each process