What to do if docker time is inconsistent

Solution to docker time inconsistency: 1. Add the "-v /etc/localtime:/etc/localtime" option when running docker run; 2. Copy the time zone information to the container.

The operating environment of this article: ubuntu 18.04 system, Docker version 20.10.11, Dell G3 computer.

docker What should I do if the time is inconsistent?

Solution to the inconsistency between the docker container time and the local time:

The inconsistency between the docker container and the system time is because the native time zone of the docker container is 0 time zone

First method: mapping at startup

Run docker run and add the -v /etc/localtime:/etc/localtime option, as follows:

docker run -d -p 8080:80 -v /etc/localtime:/etc/localtime nginx

Second: Copy time zone information to the container

If the local time zone is correct, directly:

docker cp /etc/localtime nginx:/etc/localtime

If the local time zone is incorrect:

docker cp /usr/share/zoneinfo/Asia/Shanghai nginx:/etc/localtime

Recommended Study: "Docker Video Tutorial"

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