what is docker image

in the previous part " Run the ASPDOTNETCOREMVC program on Docker-part1 , has successfully run the Aspdotnetcore program in two different containers, the contents of the two containers are exactly the same, but the external access port is different. Modify container contentsNext look at how to modify the contents of the container, so that the contents of the two container display a little different.In fac

Experimental environment: Two centos7 virtual machines, one is server, used as the client, and the other is registry, used as the docker private image repository.Basic Configuration Check the IP addresses of the two VMS.The IP address of the server is192.168.134.151. The IP address of the Registry is192.168.134.150. Us

1. Use Febootstrap to make base image make a mirrored directoryIn Docker Getting Started (http://blog.csdn.net/woshiluahuo/article/details/51838451), we talked about base image, and now we're going to use the Febootstrap tool to make base Image febootstrap-i bash-i wget-i yum-i iputils-i iproute-i man-i vim-i openssh-s

1. Install Ubuntu2. use Putty to log on to UbuntuWelcometoUbuntu14.04.1LTS (GNU/linux3.20.- 40-genericx86_64) * Documentation: https://help.ubuntu.com/SysteminformationasofWedDec3106:41 1. Install Ubuntu2. Use Putty to log on to UbuntuWelcome to Ubuntu 14.04.1 LTS (GNU/Linux 3.small-40-generic x86_64) * Documentation: https://help.ubuntu.com/ System information as of Wed Dec 31 06:41:16 UTC 2014 System load: 0.01 Processes: 228Usage of/: 6.0% of 28.80 GB Users logged in: 0Memory usage: 11% IP ad

The Docker Registry tool is now well-supported with the mirror feature, which allows you to configure a local mirror service to cache the pull-over image locally so that the other hosts will be able to respond significantly more quickly when pulling again.Start Registry Mirror Service using Docker-composeTake Ubuntu, f

container application is more and more widely used, the advantages of container technology is the development of operation and maintenance integration. By encapsulating the application and its dependent packages, operating system files and so on in the container image, the application has the same operating environment in the development, testing and publishing p

Build Docker Image Simple recording of how to build Docker image Build Docker image Docker build Usage dockerfile related instruction RUN CMD entrypoint SHELL CMD entrypoint building A

Install yar in php7 to generate a docker image, yardocker Docker contains three concepts: (1) Remote repository is the gathering place of all images in the remote image repository (you cannot enter the operation ). (2) Local images are images pulled from remote warehouses. (

A container is an instance of mirroring, a prelude mirror, and then a container, so the container can have more than one.Although DockerHub provides a large number of mirrors, not every application can find a corresponding image to use in DockerHub due to the diversity of the enterprise environment. That requires the enterprise operators to master the skills of making D