kubernetes basics

/resolv.confSearch Default.svc.kube.local svc.kube.local kube.localNameServer 10.254.0.10Options Ndots:5When the pod is created in Kubelet, the-cluster_dns=10.254.0.10--cluster_domain=kube.local configured for Kubelet is used, and the corresponding DNS server is used in the pod created.And this DNS resolution service is actually done by the gcr.io/google_containers/skydns:2015-03-11-001 container 0a0efd5f0aaa in the RC of the DNS.The Skydns data source is from the gcr.io/google_containers/etcd:2

scores passed the international Japanese first-level examination, as a two-year Japanese translation work. After employment in Renren, transformation to do Internet development. Graduate student in psychology, CAs. There are nearly hundred technical invention patents, venture partner. We have technical support experience in Tokyo, Japan and Silicon Valley, USA. Currently the United States Group reviews Technical experts (Welcome to pay attention to the personal technology of static children: Pr

Guide:Kubernetes a ride on the dust to open, then the enterprise should start to kubernetes migration? Under what circumstances do you really accept it? Some of the technology frontier companies first-step practice is probably the most persuasive and reference value. This article is a good reference.1Kubernetes now rage, it is part of a massive cloud-native movement. All major cloud providers use it as a solution for deploying cloud-native application

The Kubernetes network model is made up of four parts from inside to outside: The network where the pod interior container resides The network where the pod resides Network for communication between pod and service Network of communication between outside and service It is recommended that you understand the network model of Docker before reading this article. Refer to the author's first two articles [

Background:Kubernetes Introduction: http://kubernetes.io/docs/getting-started-guides/GitHub Address: Https://github.com/kubernetes/kubernetesInstall the documentation on Ubuntu official address: http://kubernetes.io/docs/getting-started-guides/ubuntu/Environment: Master: Ubunut14.04 192.168.27.135 (NAT) Minion1: Ubuntu14.04 192.168.27.136 (NAT) Minion2: Ubuntu14.04 192.168

What is 1.1 kubernetes?First, it is a new, container-based, distributed architecture leading solution. is an open source version of Google's Borg (large-scale cluster management system).Second, if the system design follows the Kubernetes design idea, then the traditional system architecture and business does not have much to do with the underlying code or function modules (such as load balancing, service se

Alena Prokharchyk, Chief software engineer at Rancher Labs, was invited to give a presentation at the Kubernetes + Kubecon 2017 North American Summit, hosted by CNCF in December 2017 6-8th. This article is organized by the content of the lecture.As Kubernetes is becoming more and more popular, the number of integration and monitoring services around it is growing. The key component of all such services writ

Concept GroomingIn order to solve the above-mentioned problem, Kubernetes does not need to find a way, after all, is the network security level of the problem, every service will encounter problems, the industry has a mature solution to solve. Here we look at industry scenarios and related concepts. Symmetric encryption/Asymmetric encryptionThese two concepts belong to cryptography, which is not easy to understand for the students who have n

Description: Use the Grafana official plugins (Grafana-kuberneres-app) Link Prometheus show kubernetes informationNote: All monitoring-related information is placed on the Namespace=monitorGithub:https://github.com/grafana/kubernetes-app1, Installation PrometheusProm-rbac.yamlapiVersion: rbac.authorization.k8s.io/v1beta1kind: ClusterRolemetadata: name: prometheus namespace: monitorrules:- apiGroups: [""]

Use Kubernetes to manage containers on centos 71. Preface The previous section describes the Kubernetes system architecture, which gives you a preliminary understanding of Kubernetes. However, you may not know how to use Kubernetes. This article describes how to deploy and configure the network environment of the

Kubernetes container cluster management system basic explanation, kubernetes Management SystemKubernetes Overview Kubernetes is open-source by GoogleContainer Cluster Management SystemIs an open-source version of Google's large-scale container management technology Brog, which includes the following features: Container-based application deployment, maintenance,

through Kubernetes, the rancher UI still simplifies the creation of workloads as before. With the rancher interface, you can expose your workloads to the outside world, place them behind a load balancer, and configure internal service discovery-all in an intuitive and simple way.This article describes the basics of workload management. In the future we will also bring more articles about other rancher 2.0

NetworkingKubernetes supports for Third-party netwroking the cluster via the MLM plugin. For more infromation, please see Cluster Networking.According to this Chinese blog, Principles and Solutions of Kubernetes Networking from Yourongyun the three top of the MLM Pro Viders for kubernetes cluster based on VMs is Project Calico, flannel, Weave Net.And also, here is comparison of variable networking solution

! [K8s-install] (https://raw.githubusercontent.com/opsnull/follow-me-install-kubernetes-cluster/master/images/ Dashboard-home.png) "And I step-by-Step deployment kubernetes cluster" since its release, by the Kubernetes community long-time enthusiasts attention, raised a lot of questions and suggestions (see Github issues), very happy to bring you help! Previous v

This article starts with my public number clouddeveloper, and you are welcome to join me in learning cloud computing. During the Ming Dynasty, Emperor Chengzu Zhu Di, in order to develop overseas trade and establish his prestige, sent Zheng He seven voyages, set the ancient China's largest, the most ships (more than 240 ships), the most seafarers (27,000 people), the longest time, than the European countries sailing time of half a century earlier ocean voyage feat.

ClusterCluster is a collection of compute, storage, and network resources, and Kubernetes uses these resources to run various container-based applicationsMasterMaster is the brain of cluster, whose primary responsibility is scheduling, that is, deciding where the application will run. Master runs the Linux operating system, which can be either a physical machine or a virtual machine. To achieve high availability, you can run multiple master.NodeNode's

Kubernetes v1.10----Deployment Kubernetes-dashboard v1.831. Download Kubernetes-dashboard yaml file#因为文件中的image指定的是谷歌, so you cannot deploy directly using applywget Https://raw.githubusercontent.com/kubernetes/dashboard/master/src/deploy/recommended/kubernetes-dashboard.yaml

What is a container?Kubernetes is a container management platform. It is conceivable that we need containers to manage them. But what is a container? The best answers to the official Docker documentation are: A container image is a lightweight, standalone, executable package that contains everything that can be run: Code, runtime, System tools, system libraries, settings. For Linux and Windows-based applications, containerized software can ru

1. Compiling environment Operating system: Ubuntu 16.04 LTS AMD64 git:2.7.4 docker:1.12.6 2. Compile Steps 2.1 Clone Source Code # git clone https://github.com/kubernetes/kubernetes.git # git checkout release-1.7 2.2 To modify the source code is to solve the Gcr.io domestic problems, has been tested, even if ready to gcr.io related mirrors, such as not modify the source code will still be due to network problems caused the compilation failed edit

ObjectiveThis article is a reading note, specific reference to Mr. Nu Bongfei's original "Kubernetes Guide", thank the original author, salute!I. Introduction of BorgBorg is a large-scale cluster management system within Google, which is responsible for the scheduling and management of many core services within Google.The goal of Borg is to enable users to focus on their core business without having to worry about resource management, and to maximize