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This article mainly explains "the simple use of docker container". The content of the article is simple and clear, and it is easy to learn and understand. Please follow the editor's train of thought to study and learn "the simple use of docker container".

1 View ID

View the ID:docker ps of the docker container

For example, ID is: 083bdf656f1b

2 enter the docker container

Enter the docker container syntax: docker exec-it / bin/bash

Enter the docker container for example: docker exec-it 083bdf656f1b / bin/bash

3 copy files

Copy files from physical machine to docker internal syntax: docker cp

:

Copy files from physical machine to docker for example: docker cp / opt/dm/dmnet 083bdf656f1b:/opt/dm/dmnet

Note: it needs to be executed on the physical machine.

Copy files from within docker to the physical machine syntax: docker cp

:

Copy files from within docker to physical machine for example: docker cp 083bdf656f1b:/opt/dm/dmnet / opt/dm/dmnet

Note: it needs to be executed on the physical machine.

4 considerations for docker

1. If you install the database in docker or build a cluster, it is recommended that all port numbers in the database section be preceded by a 3, for example, the default database instance port is 5236, and the database port in docker is changed to 35236. When the docker port is mapped, it maps 35236.

Thank you for your reading, the above is the content of "simple use of docker container", after the study of this article, I believe you have a deeper understanding of the simple use of docker container, and the specific use needs to be verified in practice. Here is, the editor will push for you more related knowledge points of the article, welcome to follow!

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