Programming VIP

1. Environment configuration Hosts configuration   modify the / etc/hosts file and add wtcontroller, wtcompute1 and wtcompute2: 127.0.0.1 localhost localhost.localdomain localhost4 localhost4.localdomain4 ::1 localhost localhost.localdomain localhost6 localhost6.localdomain6 172.16.10.100 wtcontroller 172.16.10.101 wtcompu ...

1, Catalog description ① there is only one root directory in Linux/ ② the contents stored in each directory of Linux are planned, and do not misplace files ③ Linux manages our devices in the form of files, so in Linux system, everything is files Requirement: it is necessary to have a general understanding of what contents are stored in various ...

epel and ius sources provide a lot of useful software. CentOS uses the yum package manager, and the software source configuration file of Yum is stored in the directory / etc/yum.repos.d /. Back up and delete all CentOS-*.repo entries, and create centos.repo file: [base] name=CentOS-$releasever - Base baseurl=https://mirrors6.tuna.tsinghua.edu. ...

1. Click on the topology map and no graphics information will appear. This error is caused by the lack of GD devel installation treasure; [root@server20 nagios-cn-3.2.3]# yum install /mnt/nagios/gd-devel-2.0.35-11.el6.x86_64.rpm -y 403 error occurred when using command to detect httpd service status, which is caus ...

Today we're going to update the Linux introductory course at the same time. Before, I have been studying Linux for a while, but the research is not very thorough. Here is the Linux video of Mogao network, which is just in WeChat's official account. It just started learning. The whole video is based on CentOS 7. In orde ...

As the last article in this introductory series, we will demonstrate how to build a LNMP environment to build a personal blog site in the CentOS7 environment. The common ways to build a website are LAMP, LNMP, IIS, Nginx, Tomcat, etc. This paper demonstrates the more popular way to build a dynamic WEB site based on LNMP. As mentioned in "L ...

memcached cache buildingSet up the server and client so that the server can link the clientweb client: 192.168.247.161Server: 192.168.247.160 [root@localhost ~]# hostnamectl set-hostname client [root@localhost ~]# su [root@client ~]# [root@nginx ~]# hostnamectl set-hostname server [root@nginx ~]# su [root@server ~]# Set up serverDeploy libev ...

1: Contents of this chapter Kubernetes Function introduction of required components Environmental planning and description Deployment process Summary 2: Kubernetes 1. Overview: kubernetes, or K8s for short, is an abbreviation that uses 8 characters instead of "ubernete". Kubernetes is an open source application for ...

Catalog 1 Preface Introduction to 2 etcd 3 etcd architecture 4 etcd installation 5 etcd startup and setup startup 6 Set up etcd cluster 7 Verify etcd cluster 8 etcd operation 1 Preface If you have any questions about your blog, please let me know. Introduction to 2 etcd Etcd is a distributed key-value pair storage system developed by coreos ...

I believe that the first stumbling block many friends encounter when learning K8s is to install and deploy kubernetes. There are many and miscellaneous tutorials on the network, and because of the different equipment environment and many other problems, many friends, even if they follow the tutorial ste ...