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Monitoring cluster with Weave Scope Creating a kubernetes cluster and deploying containerized applications is just the first step. Once the cluster is running, we need to ensure that all necessary components are in place and perform their duties together, and that there are enough resources to meet the application requirements. Kubernetes is a ...

Kubeadm Deploys High Availability Kubernetes Cluster Directory [-] Introduction to kuberadm 1. Kuberadm function 2. Kuberadm function 3. Functional version II. Pre-preparation 1. Description of virtual machine allocation 2. Occupation of each node port 3. Basic environment settings Installation of Keepalived 1. Install preserved from yum. 2. C ...

How Kubernetes manages storage resources. First we will learn about Volume and how Kubernetes provides storage for containers in clusters through Volume; then we will practice several commonly used Volume types and understand their respective application scenarios; finally, we will discuss how Kubernetes separates cluster administrators from c ...

1. overview In the last article, we introduced how to install and deploy traefik components through helm. Besides traefik, we also mentioned that the commonly used ingress controller s include Nginx, HAProxy, Kong and so on. In this article, we introduced how to install and deploy Nginx-ingress. Only after accumulating the experience of using d ...

[TOC] 1. Template introduction First, put the template link: https://github.com/ygqygq2/charts/tree/master/mod-chart This chart can be used as a general template for POD single image. All you need to do is replace the chart name with sed and modify README.md and NOTES.txt. Below, I will illustrate by copying this chart into an example-chart. [ ...

Off-line installation packages for various versions of kubernetes Container Signal Use Our programs running in containers usually want to do some cleaning operations before the container exits. The more common way is to listen to a signal and delay closing the container. docker provides such functionality: ╰─➤ docker stop --help Usage: doc ...

There are two common solutions for pod log collection in k8s. Solution 1: Use fluentd as daemonset to collect all logs in stdout and / var/lib/containers directories (because fluentd is not familiar with, so it is troublesome); Solution 2: Use filebeat as sidecar (which is too cumbersome and requires adding this container to each pod) Accide ...

1. overview In order for Ingress resources to work, there must be at least one running ingress controller component in the Kubernetes cluster. That is to say, if there is no ingress controller component in the kubernetes cluster, only the ingress resource is defined, in fact, it will not realize the functions of http, https protocol request for ...

Powerful self-healing capability is an important feature of container orchestration engines such as Kubernetes. The default way to implement self-healing is to automatically rekindle the failing container. In addition, users can use Liveness and Readines detection mechanism to set up more detailed health checks, and then achieve the following ...

01 Overview Helm is a package management tool for kubernetes. It can install, manage and uninstall kubernetes applications conveniently and quickly. It is similar to the function of yum or apt-get software in Linux operating system. Its main design purposes are: Create a new chart package Packaging and compressing charts package files Integra ...