Category Archives for Docker Kubernetes

kubernetes Ingress

Secure Kubernetes with Ingress

We can write our own routing rules, which are implemented in seconds, and these rules also can be utilized in the application source code. Furthermore, endpoints like REST-APIs, static content, and dynamic web front ends may all be accessed via one IP address, potentially serving content for multiple domain names. This is often precisely what […]

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day1 and day2 cka/ckad

Docker & Kubernetes [CKA/ CKS/ CKAD] Q/A : Day 1 and Day 2 Live Session Review

đź“Ť What are the monolithic applications and drawback of it? How we can solve these drawbacks using microservice deployment? What is the difference between Monolithic & Microservice Application? Why we are using microservice-type application deployment for Kubernetes i.e. CKA, CKAD, and CKS? đź“Ť Docker is a containerization platform that is used to create a container. […]

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day 3 and day 4

Docker & Kubernetes [CKA/ CKS/ CKAD] Q/A: Day 3 and Day 4 Live Session Review

đź“Ť When a container is created it will go through various life stages that are called the Container lifecycle. đź“Ť In traditional bare-metal applications, storage is just a device that is attached to an image. But docker containers handle storage in different ways. đź“Ť The docker image usually contains a writable layer, which is only […]

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Prometheus Kubernetes Monitoring

Kubernetes Prometheus Monitoring: Metrics, Scrape and Installation with Helm

🤯 Monitoring is crucial whether you are experimenting or using the production-based cluster. But it is no easy task if you want a human to do it as many pieces make a production-grade environment. 🤔 But then Kubernetes has it all, right? Well, yes and no! Yes, because it offers an official Kubernetes Dashboard. However, […]

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Kubernetes Operator

Kubernetes Operator: An Overview, Stateful and Stateless Applications

Kubernetes is the talk of the hour, needless to say, we all have realized the importance. Kubernetes’s idea was to automate stuff and reduce human intervention. đź“Ž Kubernetes Operator A Kubernetes operator is a method of packaging, deploying, and managing a K8s application. It is application-specific and extends the functionality of the Kubernetes API on […]

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Docker Tutorial Full Course for Beginners

Docker Tutorial for Beginners: 5 Hour Full Course [Hands-On Labs]

Are you looking for resources to learn Docker? Docker has been a revolutionary invention and is at the top of the chart in application deployment. As of today, Everyone is adopting Docker containers. If you are still using the legacy system, you are not doing justice to resource optimization. What is Docker? A Docker container […]

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Configmaps and secrets

Kubernetes ConfigMaps and Secrets: Guide to Create and Update

For applications to be portable, an application’s configuration will change between environments. So, we should try to keep the configuration out of the container image with our Docker containers. ➤ ConfigMaps A ConfigMap affords a method to include non-sensitive data information in your deployment. A configmap contains information in key-value pairs. However, the values can […]

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Docker Image Vulnerabilities and A Guide on Trivy Image Scanner

Docker Image Vulnerabilities & Trivy Image Scanning Demo

Docker containers in today’s world is seeming to be a must for application deployment! A docker image is a file that defines which data and processes should exist inside a particular container when it starts. Any docker image be it from official repositories or the one built on your own might have vulnerabilities and possess […]

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Kubernetes Deployment

Kubernetes Deployment and Step-by-Step Guide to Deployment: Update, Rollback, Scale & Delete

Kubernetes is one of the hottest buzz-words in today’s IT industry. In spite of Kubernetes being a container orchestration platform, we don’t manage containers directly. Well, deploying an application onto Kubernetes using any container service is no rocket science. The process of manually updating containerized applications can be time-consuming and monotonous. Upgrading a service to […]

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Docker and Kubernetes

Docker and Kubernetes | How are they better together?

Containers have revolutionized the application deployment! Docker and Kubernetes go hand-in-hand and work the best together. Docker provides an open source standard to “create” a container and K8s helps to “manage’ these containers by automating the rest of the process. Docker and Kubernetes certainly seem to be a on stop solution for application deployment as […]

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