krotsbook.blogg.se - Docker run image with command but dont kill

#Docker run image with command but dont kill full

You won't have to worry about the base system and you can focus on the stack and the app.

It reduces the time needed to write a correct Dockerfile.

Using baseimage-docker will save you from this effort. By the time that you've gotten all that right, you've reinvented baseimage-docker. As stated before, there are many corner cases.

Configuring the base system for Docker-friendliness is no easy task.

You can configure the stock ubuntu image yourself from your Dockerfile, so why bother using baseimage-docker? The "Contents" section describes all the things that it modifies. This can cause a lot of strange problems.īaseimage-docker gets everything right. Configuring that minimal system for use within a container has many strange corner cases that are hard to get right if you are not intimately familiar with the Unix system model.

#Docker run image with command but dont kill full

But inside a container you don't want a full system you want a minimal system. Its init system, Upstart, assumes that it's running on either real hardware or virtualized hardware, but not inside a Docker container.

Ubuntu is not designed to be run inside Docker. You can use it as a base for your own Docker images.īaseimage-docker is available for pulling from the Docker registry! What are the problems with the stock Ubuntu base image? Mechanisms for easily running multiple processes, without violating the Docker philosophy.Administration tools that are especially useful in the context of Docker.

See why below.īaseimage-docker is a special Docker image that is configured for correct use within Docker containers. A minimal Ubuntu base image modified for Docker-friendlinessīaseimage-docker only consumes 8.3 MB RAM and is much more powerful than Busybox or Alpine.