digital infrastructure scenarios. 20.03 First innovation version Kernel innovative version Cloud-native innovative version 20.09 21.03 21.09 22.03 22.09 23.03 openEuler Version Roadmap LTS Versions ultimate performance A-Tune etMem Gazelle Multi-kernel architecture Diversified computing power Cloud-native/Edge KubeOS Rubik Unified compose platform Unified SDK Unified driver framework Embedded often deployed in the public zone, and accessing it from the host requires crossing three layers of networking. If one end is faulty, the IP address cannot detect the fault. File systems are manually mounted

Introduction 08 Chapter 1–What is GitOps? Origins in DevOps Kubernetes and containers Cloud-Native DevOps A DevOps Operating Model GitOps Principles Declarative Versioned stored and versioned in Git, and by taking advantage of declarative configurations in Kubernetes. Cloud-Native DevOps So if GitOps isn’t anything new, why are we hearing so much about it now? Much like how technologies have changed the game for DevOps practi- tioners. The ways in which Kubernetes and cloud-native systems manage immutable instances (containers) have allowed DevOps practitioners to further

build strategy that fits best your applications and skills: source-to-image, Dockerfile, and Cloud-Native Buildpacks Extend to use community Kubernetes builds strategies or your own custom builds io/openjdk:11-jre-slim Cloud-Native Buildpacks Source-to-Image (S2I) 16 OpenShift Pipelines Kubernetes-native on-demand delivery pipelines GENERAL DISTRIBUTION 17 What is Cloud-Native CI/CD? Designed CI/CD engine to manage and maintain DevOps GENERAL DISTRIBUTION Why Cloud-Native CI/CD? 18 Traditional CI/CD Cloud-Native CI/CD Designed for Virtual Machines Designed for Containers and Kubernetes

It enhances server and cloud computing features, and incorporates key technologies including cloud-native CPU scheduling algorithms for hybrid service deployments and KubeOS for containers. As an OS 21.09 LTS Versions Innovative Versions First innovative version Innovative kernel version Cloud-native innovative version LTS versions: released every two years, with long lifecycle management based step to building a full- scenario digital infrastructure OS. Kernel innovations: • Enhanced cloud-native scheduling: openEuler suits hybrid deployments of online and offline cloud services. Its innovative

the flexibility of user space programming. Applications User space Kernel System calls Files Networking Process Memory Flying for years across the galaxy and back, The crew learned to modify their to adapt to the evolution of the kernel. Applications User space Kernel System calls Files Networking Process Module Memory One day, a concerned Captain Tux reviewed the crew And remembered that comes from the original Berkeley Packet Filter (used in tcpdump), but now extends way beyond just networking, enabling users to programmatically extend almost any functionality of the operating system.

infrastructure. In this article, we will have a look at GitOps and how to leverage it for delivering cloud-native applications. What is GitOps? GitOps is a set of practices that are aimed at managing the underlying the user demands. But, what happens if the deployment fails, or a configuration error causes a networking issue? GitOps approach allows users to quickly roll back to a previous state of the infrastructure

are property of their respective companies. Introduction GitOps has gained popularity in the cloud-native ecosystem, particularly in Kubernetes-based environments, where managing infrastructure as code teams, and increases the reliability and reproducibility of deployments. GitOps is popular in the cloud-native ecosystem, particularly in Kubernetes-based environments, where managing infrastructure as code enforces that desired state. GitOps takes DevOps practices and puts them into action for managing cloud-native workloads. The Philosophy of GitOps GitOps automates application code deployments and infrastructure

297 REFCARD | SEPTEMBER 2022 GitOps for Kubernetes Essentials to Applications Hosted in Cloud-Native Ecosystems NINAD DESAI STAFF ENGINEER, INFRACLOUD CONTENTS • About GitOps for Kubernetes dive into what GitOps means in the Kubernetes world, key principles, and the advantages for cloud-native ecosystems. ABOUT GITOPS FOR KUBERNETES Thanks to the DevOps movement, the focus on and responsibilities and tweaks would be taken care of by an automated mechanism. Since Kubernetes and many other cloud-native technologies are almost entirely declarative, infrastructure definitions can be kept alongside

with bureaucracy and legacy systems to one that is founded on open source software and modern cloud-native practices. Along the way, they have kept DevSecOps as their top priority. To make this transformation the ecosystem of available cloud-native open source projects in order to remain innovative and improve their time to market. However, they needed to implement cloud-native technologies within their highly Engineer, MMS Weave GitOps for internal platform building An internal platform is vital for modern cloud-native operations. The days of standing up infrastructure, and then maintaining it for years at a time

second project to ever join CNCF and the de facto standard in cloud-native monitoring Kubelets, sidecars, microservices, ALL the cloud-native But it’s a monolithic application ...why? Richard Hartmann issues Some bugs and some human mistakes in the release process Always running latest is the cloud-native approach, but this is still not acceptable ..especially if every single version has its issues