Scaling a Multi-Tenant k8s Cluster in a Telco Pablo Moncada October 28, 2020 About MasMovil group ● 4th telecom company in Spain ● Provides voice and broadband services to +12M customers ● Several Services +3k CPU +2k Mem +5TB Nodes +300 kube-proxy replacement NetworkPolicy logging Multi-cluster DNS Aware NetworkPolicy Increased Istio security External Services TLS visibility Performance

Red Hat OpenShift GitOps 1.13 了解 OpenShift GitOps OpenShift GitOps 简介 Last Updated: 2024-07-09 Red Hat OpenShift GitOps 1.13 了解 OpenShift GitOps OpenShift GitOps 简介 法律通告 法律通告 Copyright © 2024 Red applicable law. Red Hat, Red Hat Enterprise Linux, the Shadowman logo, the Red Hat logo, JBoss, OpenShift, Fedora, the Infinity logo, and RHCE are trademarks of Red Hat, Inc., registered in the United States All other trademarks are the property of their respective owners. 摘要 摘要 本文档概述 OpenShift GitOps 及其功能。它还提供了一个定义常见 OpenShift GitOps 术语的术语 表。 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

1 Continuous Delivery and GitOps on OpenShift Christian Hernandez Technical Marketing Manager DevOps is the key to meet the insatiable demand for delivering quality applications rapidly 2 Continuous Familiar tools and Git workflows from application development teams Standard Workflow Multi-cluster consistency 7 Source Git Repository Image Registry CI The GitOps Application Delivery Model Stage Deploy Prod OpenShift Build Automate building container images using Kubernetes tools OpenShift Pipelines Kubernetes-native on-demand delivery pipelines OpenShift GitOps Declarative

What's new with GitOps and OpenShift 1 Jonas Janz AppDev Solutions Architect https://github.com/pixeljonas 2 GitOps is when the infrastructure and/or application state is fully represented by and pull-requests” GitOps Benefits 5 GitOps is for Everyone Developers Operations Kubernetes Cluster Node 1 Kubernetes (K8s) is an open-source system for automating deployment, scaling, and management 101 6 Node Node Node Node Node Node Node Node 1 1 2 2 2 2 3 3 3 4 4 Applications OpenShift 4 - A Smarter Kubernetes Platform Automated, full-stack installation from the container host to

Red Hat OpenShift GitOps 1.10 Removing GitOps Removing OpenShift GitOps Operator from your cluster Last Updated: 2024-01-11 Red Hat OpenShift GitOps 1.10 Removing GitOps Removing OpenShift GitOps Operator Operator from your cluster Legal Notice Copyright © 2024 Red Hat, Inc. The text of and illustrations in this document are licensed by Red Hat under a Creative Commons Attribution–Share Alike 3.0 Unported applicable law. Red Hat, Red Hat Enterprise Linux, the Shadowman logo, the Red Hat logo, JBoss, OpenShift, Fedora, the Infinity logo, and RHCE are trademarks of Red Hat, Inc., registered in the United States

Red Hat OpenShift GitOps 1.13 基础架构节点上的 GitOps 工作负载 在基础架构节点上运行 GitOps control plane 工作负载 Last Updated: 2024-07-09 Red Hat OpenShift GitOps 1.13 基础架构节点上的 GitOps 工作负载 在基础架构节点上运行 GitOps control plane applicable law. Red Hat, Red Hat Enterprise Linux, the Shadowman logo, the Red Hat logo, JBoss, OpenShift, Fedora, the Infinity logo, and RHCE are trademarks of Red Hat, Inc., registered in the United States OpenStack community. All other trademarks are the property of their respective owners. 摘要 摘要 本文档提供在 OpenShift GitOps 安装的基础架构节点上运行某些工作负载的说明。它还讨论如何将 默认工作负载移到基础架构节点。 . . . . . . . . . . . . . . . . . . . . .

Advanced Networking Cluster Mesh Operations Istio Concepts Component Overview Terminology Networking Network Security eBPF Datapath Observability Kubernetes Integration Multi-Cluster (Cluster Mesh) Getting Troubleshooting Component & Cluster Health Observing Flows with Hubble Observing flows with Hubble Relay Connectivity Problems Policy Troubleshooting etcd (kvstore) Cluster Mesh Troubleshooting Symptom clusters? What is the 95th and 99th percentile latency between HTTP requests and responses in my cluster? Which services are performing the worst? What is the latency between two services? Security observability

Advanced Networking Cluster Mesh Operations Istio Concepts Component Overview Terminology Networking Network Security eBPF Datapath Observability Kubernetes Integration Multi-Cluster (Cluster Mesh) Getting Troubleshooting Component & Cluster Health Observing Flows with Hubble Observing flows with Hubble Relay Connectivity Problems Policy Troubleshooting etcd (kvstore) Cluster Mesh Troubleshooting Symptom clusters? What is the 95th and 99th percentile latency between HTTP requests and responses in my cluster? Which services are performing the worst? What is the latency between two services? Security observability

Challenges of Infrastructure as Code Containers Change the Game Argo CD Flux Open Cluster Management Other GitOps Tools PipeCD Keptn Pulumi Kubernetes Operator forward to August 2019, and I was making an internal move at Red Hat from the Ansible team to the OpenShift (Red Hat’s Kubernetes product) team. That was when I was introduced to Christian Hernandez. A font refined way to manage configurations and declare the state of everything in a given Kubernetes cluster called GitOps is something that Christian embraced wholeheartedly. Fast forward again to 2020,

Terminology Networking Network Security eBPF Datapath Observability Kubernetes Integration Multi-Cluster (Cluster Mesh) Getting Help FAQ Slack GitHub Training Enterprise support Security Bugs Operations Scalability report Performance Evaluation Setup Evaluation Results Tuning Troubleshooting Component & Cluster Health Observing Flows with Hubble Observing flows with Hubble Relay Connectivity Problems Policy clusters? What is the 95th and 99th percentile latency between HTTP requests and responses in my cluster? Which services are performing the worst? What is the latency between two services? Security observability