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About Swarm: Swarm is a cluster management tool officially provided by Docker. Its main function is to abstract several Docker hosts as a whole, and manage all kinds of Docker resources on these Docker hosts through a single portal. Swarm and kubernetes are similar, but lighter, and have fewer functions than kubernetes Experime ...

>Original article, welcome to reprint. Reprint please indicate: reprint from IT people's story meeting Thank you!>Original link address: Building the Mesos cluster environment of "advanced" docker (24) This time, I will start to operate. First, I will install the MES. How to install the MES. Source code: https://github.com/lim ...

I. download and installation of relevant software #Docker installation wget  -O /etc/yum.repos.d/docker-ce.repo   https://mirrors.aliyun.com/docker-ce/linux/centos/docker-ce.repo wget -O /etc/yum.repos.d/epel.repo http://mirrors.aliyun.com/repo/epel-7.repo wget -O /etc/yum.repos.d/CentOS-Base.repo http://mirrors.aliyun.com/repo/Centos-7.repo y ...

abstract In Pulsar, Function, Source, and Link are all running on Function Worker, and you can refer to Function for reference An article about Pulsar Functions , you can refer to the use of Source and Link Introduction to Pular Source Pular Sink Getting Started Guide. This paper introduces the election mechanism of Functions Worker.Read th ...

original text) In our daily work and life, there are always various domain name links that need to be shared with colleagues, friends or family. However, there are always some problems due to the length of domain name is too long and there are various restrictions, or it is impossible to copy all of them. In order to solve this problem, we need ...

Summary nexus is a warehouse manager. In addition to the most commonly used function of creating maven warehouse, it can also build docker warehouse, yum source warehouse, npm pip ruby warehouse and so on. Today, we use this to create a Yum source warehouse Install nexus First, install nexus. I use the docker mode. First, the project under clo ...

                    ; The Hadoop cluster depends on the following software: jdk, ssh, etc., so as long as these two items and Hadoop related packages are put into the image; Profile preparation 1. Hadoop related configuration files: core-site.xm ...

Dockerfile common instructions: 1. FROM: which image is used to build the imageFor example: FROM centos2. MAINTAINER: name or email address of image MAINTAINERFor example: maintainer sun Qi Ming3. RUN: the shell command to RUN when building the imageFor example:RUN [ "yum","install","httpd"]RUN yum -y install httpd4. CMD: shell command execute ...

Environmental description: host name Operating system version ip docker version kubelet version To configure Remarks master Centos 7.6.1810 172.27.9.131 Docker 18.09.6 V1.14.2 2C2G master host node01 Centos 7.6.1810 172.27.9.135 Docker 18.09.6 V1.14.2 2C2G Node node node02 Centos 7.6.1810 172.27.9.136 Docker 18.09.6 V1.14.2 2C2G Node ...

Environmental Science Installation of docker, gitlab runner and runner binding with gitlab.com will not be covered in detail. Gitlab, I use gitlab.com Ubuntu runs gitlab runner and docker containers Make Dockerfile Contents of Dockerfile file The default user of RUN and COPY in this file is root USER nobody specifies that the operation com ...