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Spring Boot Admin 1.x has a rudimentary page that people can't bear to look straight at, but when it's updated to the 2.x series, it's as easy to use as a rebirth. This blog records the pits I personally encountered in using Spring Boot Admin, each pit will be accompanied by a detailed filling method. Environmental parameters: Spring Boot 2 ...

role IP role operating system Remarks 192.168.10.210 master CentOS 7 haproxy,keepalived master 192.168.10.211 master CentOS 7 Haproxy, keep alived ready 192.168.10.212 master CentOS 7 Haproxy, keep alived ready 192.168.10.213 node CentOS 7 Do Nodes Only Host preparation:1. Install necessary software and upgrade all software yum - ...

Installing Kubernetes 1.13.3 using kubeadm Preparatory environment: two CentOS 7 system servers, 2 cores, 2G host name Ip role K8s-master 192.168.2.7 K8s master node K8s-node1 192.168.137.4 K8s slave node 1 Docker version: 1.18.3 Kubernetes Version: 1.13.3 (1) Preparations (1) All nodes ...

Collect all the information on the Internet, organize some steps, personal records, memorandums! Install Docker centos7 installs docker Refer to https://www.runoob.com/docker/centos-docker-install.html and follow these steps for installation Remove the old version yum remove docker \ docker-cl ...

Original address Extending kubernetes is the two most commonly used and most needed things to master: custom resources CRD and adminsion web hook. This article teaches you how to master CRD development in 10 minutes. kubernetes allows users to customize their own resource objects, just like deployment stateful settings, which are widely used. F ...

The first time I wrote a blog in Yunlu community, I took the process of building Kubernetes high-availability cluster infrastructure to try. Haha.First, the configuration is briefly introduced: proxy uses ipvs, network uses calico, stacked etcd cluster, and apiserver uses haproxy+keepalived for load balancing My github link https://github.com/J ...

I. Installation 1.1 Install docker-ce on centos7 Check system and kernel version [root@myhost img1]# cat /etc/redhat-release CentOS Linux release 7.3.1611 (Core) [root@myhost img1]# uname -r #Kernel version must be above 3.10, centos7 just meets. 3.10.0-514.21.1.el7.x86_64 Execute the following commands in turn #Adding Pac ...

Log Processing Mechanism Let's first look at the mechanism of docker log processing. When a container is started, it's actually a sub-process of docker daemon. docker daemon can get the standard output of the process in your container. When it gets the standard output, it will process it through its own LogDriver module, the way LogDriver s ...

Introduction to Kubernetes Kubernetes (K8S) is an open source container cluster management system, which can realize the functions of automatic deployment, automatic expansion and maintenance of container cluster. It is not only a container layout tool, but also a new distributed architecture leading sc ...

Introduction Kubernetes has been operating in our production environment for nearly a year, and is now running steadily. From the construction of the system to the migration of the project, there have been many problems. The production environment uses multiple master nodes to achieve high availability of kubernetes, and uses haproxy+keepaliv ...