Programmer Group

Kubernetes 1. Introduction to kubernetes 1.1 evolution of application deployment mode There are three main periods in the way of deploying applications: Traditional deployment: in the early days of the Internet, applications will be deployed directly on physical machines Advantages: simple, without the participation of other techno ...

preparation in advance 1. A deployed k8s platform 2. An already built harbor Private warehouse jenkins deployment The mainstream is used here rbac Pattern deployment jenkins That is, they need to create: 1. One jenkins Namespace 2. One nodeport service Used externally web visit 3.One serviceaccount To protect jenkins The serv ...

Microservice library user service, user management service. It provides a Restful interface for user management, which mainly realizes the functions of user registration, querying users according to user ID or email, querying books borrowed by users, etc. Full code: https://github.com/Justin02180218/micro-kit Package structure descriptio ...

catalogue 1, k8s overview 1. What is k8s 2.k8s applicable scenarios 3.Kubernetes architecture 4. Roles and functions 5.master node service 6. Overview of etcd 2, Private image warehouse 1. Basic understanding 2. Warehouse initialization 3, kubernetes installation 1. Environmental preparation 2. Kube master installation 3. Overvi ...

Write before I always want to learn K8s, but without environment, K8s is a bit heavy.Before going to school, I rented an ESC from Aliyun, with a single core of 2G and a single machine version of K8s, which can be installed barely. It can't be done with multiple nodes, nor can Demo in the book.Since you need more than one node, because it in ...

Log collection process Collection, which can collect log data from multiple sources (streaming log collection) Transmission, which can stably transmit logs to the central system; ElasticSearch can be transmitted through 9200 HTTP or framework Install elasticsearch-6.8.6 Service deployed on 21 src]# wget https://artifacts.ela ...

This chapter mainly introduces the detailed use of various Pod controllers. Introduction to Pod controller Pod is the smallest management unit of kubernetes. In kubernetes, it can be divided into two categories according to the creation method of Pod: Autonomous Pod: a pod directly created by kubernetes. This kind of pod will not exist and ...

EMQ X Team provides Helm chart for users to deploy EMQ X on kubernetes cluster with one click MQTT server This is the most recommended method of deploying EMQ X MQTT server on kubernetes or k3s cluster by EMQ X Team. This paper will use the method of handwritten yaml file to deploy a K8S cluster of EMQ X MQTT server from scratch, and analyze t ...

pod overview Pod is the basic execution unit of Kubernetes application, that is, it is the smallest and simplest unit created or deployed in Kubernetes object model. Pod represents the process running on the cluster. Pod encapsulates application containers (or in some cases multiple containers), stora ...

1, Pod life cycle • Pod can contain multiple containers in which applications run, and can also have one or more Multiple Init containers started before the application container. The Init container is very similar to ordinary containers except for the following two points: • they always run t ...