Docker Images Unique Size
Once complete running The docker images command reveals an image size of 2047 MB.
Docker images unique size. All these containers use the same image so the Virtual size 183MB in the example is used only once irregardless of how many containers are started from the same image - I can start 1 container or a thousand. Docker history. The process consists of.
This is effective if your image has multiple layers created using RUN clause. The container itself looks pretty good but the size of that image 934MB is large. Luckily Docker has a built in command to help you view each layer of an image.
To commitbuild any image directly from container we can use following command to get small-sized image when we dont want any historymeta-data. Use docker pull fedora23. The Size 2B in the example is unique per container though so the total space used on disk is.
The Redis Docker image created from the above command is about 70mb which is also a significant reduction in size compared to the official image from Docker Hub. Ubuntu 1804 ccc6e87d482b 12 days ago 642MB. For example if you would like your final image to also contain a.
Using Smaller Base Image. Finally as we saw in the interactive method you can use the Docker images command to see the image youve just created. The above configuration file will build a Docker image with a size of about 13GB which looks a bit scary because downloading is too time-consuming even with a fast network.
And although this is larger than the equivalent images created by the distroless and Alpine methods using Guix does offer some other benefits not easily achieved by either. If youve used Docker for any period of time then you will quickly realize that you spend a lot of time downloading or distributing images. You cant improve the size of your image if you dont know whats causing the problems.