DevOps Blog (Page 15)

What is Helm in Kubernetes? (Role & Benefits Explained)

Kubernetes is a powerful tool for managing containerized applications, but it can also be quite complex. One of the main reasons for this complexity is that Kubernetes is designed to be highly flexible and customizable, which means that there are many different ways to configure and use it. Additionally, running

Certified Kubernetes Administrator Exam: Practice Topics

Certified Kubernetes Administrator Exam Series (Part-10): Practice Topics

In the previous blog of this 10-part series, we discussed Troubleshooting. This blog introduces you to JSON data format and advanced Kubectl Commands. Let's get started! What is JSON? JavaScript Object Notation (JSON) is a lightweight data storage and sharing format that stores data objects in human-readable key-value

Certified Kubernetes Administrator Exam Series: Troubleshooting

Certified Kubernetes Administrator Exam Series (Part-9): Troubleshooting

In the previous blog of this 10-part series, we discussed Networking. This blog introduces you to the common types of errors that occur and the techniques you can use to identify and resolve them. Here are the eight other blogs in the series: * Certified Kubernetes Administrator Exam Series (Part-1): Core

Certified Kubernetes Administrator Exam: Networking

Certified Kubernetes Administrator Exam Series (Part-8): Networking

In the previous blog of this 10-part series, we discussed Kubernetes Storage. This blog dives into how networking is implemented to facilitate communication between various components of a Kubernetes cluster. Here are the eight other blogs in the series: * Certified Kubernetes Administrator Exam Series (Part-1): Core Concepts * Certified Kubernetes Administrator

Certified Kubernetes Administrator Exam Series: Storage

Certified Kubernetes Administrator Exam Series (Part-7): Storage

In the previous blog of this 10-part series, we discussed Security. This blog delves into how Volumes, PVs, PVCs, and Storage Classes help manage storage resource consumption manage the consumption of storage resources in Kubernetes clusters. Here are the eight other blogs in the series: * Certified Kubernetes Administrator Exam Series

TLS Certificates Kubernetes

Certified Kubernetes Administrator Exam Series (Part-6): Security

In the previous blog of this 10-part series, we discussed Cluster Maintenance. This blog covers three parts: Introduction to Kubernetes Security, Authentication, and Authorization. Here are the eight other blogs in the series: * Certified Kubernetes Administrator Exam Series (Part-1): Core Concepts * Certified Kubernetes Administrator Exam Series (Part-2): Scheduling * Certified Kubernetes

Certified Kubernetes Administrator Exam: Cluster Maintenance

Certified Kubernetes Administrator Exam Series (Part-5): Cluster Maintenance

In the previous blog of this 10-part series, we discussed Kubernetes Security. This post takes the candidate through various cluster maintenance processes, including upgrading the Operating System, the implications of evicting a node from the cluster, Kubernetes Releases and versions, the cluster upgrade process, and upgrade best practices, among others.

Deployment Strategy Kubernetes

Certified Kubernetes Administrator Exam Series (Part-4): Application Lifecycle Management

In the previous blog of this 10-part series, we discussed Logging & Monitoring. This section introduces various strategies used to manage the lifecycle of Kubernetes applications, ensuring high availability and continuously improving performance. Here are the eight other blogs in the series: * Certified Kubernetes Administrator Exam Series (Part-1): Core Concepts

Insights From the State of DevOps Report 2021

Insights From the State of DevOps Report 2021

DevOps is a masterstroke that amalgamates software development and IT operations. It is supremely potent in reducing the time taken in the software development cycle. Accompanied by this, DevOps endorses an agile working environment, enhanced product quality, and reliable, rapid, and continuous delivery of niche software. Since DevOps practice is

Certified Kubernetes Administrator Exam Series: Logging & Monitoring

Certified Kubernetes Administrator Exam Series (Part-3): Logging & Monitoring

In the previous blog of this 10-part series, we discussed Scheduling. This blog introduces the various monitoring and logging options available for Kubernetes clusters. Here are the eight other blogs in the series: * Certified Kubernetes Administrator Exam Series (Part-1): Core Concepts * Certified Kubernetes Administrator Exam Series (Part-4): Application Lifecycle Management

Certified Kubernetes Administrator Exam Series: Scheduling

Certified Kubernetes Administrator Exam Series (Part-2): Scheduling

In the previous blog of this 10-part series, we discussed Core Concepts. This blog deep dives into the processes and explores every aspect, from manual scheduling to the role of resource requirements in cluster scheduling. Here are the eight other blogs in the series: * Certified Kubernetes Administrator Exam Series (Part-3)

Certified Kubernetes Administrator Exam Series: Core Concepts

Certified Kubernetes Administrator Exam Series (Part-1): Core Concepts

This is the first blog of a 10-part series focused on CKA exam preparation. This article goes through the basic Kubernetes concepts. Think of it as a beginner’s guide to Kubernetes and an absolute necessity if this CKA course is your first brush with Kubernetes. Here are the nine

Certified Kubernetes Administrator (CKA) Course

The Ultimate Guide to Certified Kubernetes Administrator (CKA) Exam

This guide walks you through one of Kubernetes' most popular certifications, Certified Kubernetes Administrator (CKA). We’ll look at the skills validated by the certification and share important details about the certification exam. Certified Kubernetes Administrator (CKA) The certification validates the knowledge of installing, configuring, and managing production-grade Kubernetes

Docker Networking

A Quick Guide to Docker Network Types

The Docker network is isolated from the host system's network, allowing containers to communicate securely with each other without interfering with other applications on the host. Docker also provides a set of commands and APIs for managing network connections and configuring network settings for individual containers. This blog

Kubernetes Certification Time Management Tip s

Kubernetes Certification Exams Tips - Time Management

In this blog, we discuss how to manage your time effectively during the Kubernetes certification exams. The information provided in this blog is based on the information provided in the Candidate Handbook and Exam Tips documentation available on the CNCF website. Kubernetes Certification Exams Overview The Kubernetes certification exams are

Certified Kubernetes Application Developer Course

Certified Kubernetes Application Developer Course

Certified Kubernetes Application Developer Course

A Kubernetes Certification can take your career to a whole new level. Learn, practice, and get certified on Kubernetes with hands-on labs right in your browser. Learning Kubernetes is essential for any DevOps professional. DevOps engineers are always in demand. Currently the average Silicon Valley salary for a DevOps engineer

Ansible in DevOps

What is Ansible in DevOps and How it Works

DevOps is a culture that merges software development (Dev) and information technology operations (Ops) to accelerate the system development life cycle and offer continuous delivery with top-notch software quality. It encompasses a set of practices that promote cooperation between development and operations teams to automate and simplify the infrastructure, workflows,

Best DevOps Tools

5 DevOps Tools Every Beginner Should Know in 2023

DevOps is a rapidly growing field combining software development and IT operations to improve software delivery speed and quality. If you want a career in DevOps, you’ll need to learn to use tools like Jenkins, Docker, Kubernetes, Ansible, and Git. In this article, we’ll look at five popular

What Are The Pre-Requisites to Learn DevOps?

What Are The Pre-Requisites to Learn DevOps?

DevOps is ruling the world. Let me explain why – every company is regarded as a software company today, and every software company in today’s world is looking for automation. Automation helps companies achieve speed, quality, and efficiency throughout the software development cycle is critical. This is where DevOps comes

The DevOps Market in India is Growing Exponentially

The DevOps Market in India is Growing Exponentially

In India, DevOps engineers rank among the highest-paid professionals working in the IT sector. According to the CEO magazine, the DevOps market in India is expected to reach US$ 3.3 billion by 2023, growing at a compound annual growth rate of 20.1% from 2018 to 2023. There is

What is CI/CD Pipeline in DevOps?

What is CI/CD Pipeline in DevOps?

In traditional software development environments, developers and operations teams often work in separate silos, which can lead to miscommunication, delays, and errors. By implementing DevOps practices such as CI/CD, organizations can break down these silos and create a more collaborative and streamlined development process. In this article, we’ll

What Makes Linux So Popular Among DevOps?

What Makes Linux So Popular Among DevOps?

Linux makes automation easy; hence, it has become an integral part of DevOps professionals. The best advice anybody can get while starting their journey in DevOps is to learn and understand the basics of Linux thoroughly. This makes the DevOps career path easy in the future. Linux is going to

Kubernetes Concepts

Container orchestration

Kubernetes Concepts Explained!

With Docker, you can run a single instance of the application with a simple Docker run command. For instance, to run a Node JS-based application, you run docker run nodejs command. But that’s just one instance of your application on one Docker host. What happens when the number of

CKAD Changes to Exam Objectives

CKAD Exam: Upcoming Changes to Exam Objectives

You might have heard about some of the upcoming changes for the CKAD exam objectives as announced by the Linux Foundation recently. These changes will go into effect on September 28: If you sit for the exam on the 28th of September or after it will be in the new