What is the difference between a Docker image and a container?
A Docker image packs up the application and environment required by the application to run, and a container is a running instance of the image. Images are the packing part of Docker, …
In Docker, what's the difference between a container and an image?
It's easier to understand the difference between an image and container by considering what happens to an image to turn it into a container. The Docker engine takes the image and adds …
docker - What is the difference between an image and a …
Jun 29, 2015 · The image tag discriminates different "versions" of an image (and docker has no opinion what "version" should mean, versions can contain totally different images).
What are the differences between a VM image and a Docker image?
Mar 17, 2015 · In docker container we can share the bulk of the 1GB and if you have 1000 containers we still might only have a little over 1GB of space for the containers OS, assuming …
What is the relationship between the docker host OS and the …
As mentioned by BraveNewCurrency, the only relationship between the host OS and the container is the Kernel. It is one of the main difference between docker and 'regular' virtual …
Difference between OCI image manifest and Docker V2.2 image …
Aug 27, 2020 · Docker Image Manifest V 2, Schema 2 Registry image manifests define the components that make up an image on a container registry (see section on container registries).
How can I use a local image using vscode-devcontainer
Oct 27, 2022 · Currently I am running the docker container using docker run command, I found vscode container and seems intresting. I created a workspace and a devcontainer.json.
What is the difference between save and export in Docker?
Mar 26, 2014 · The short answer is: save will fetch an image : for a VM or a physical server, that would be the installation .ISO image or disk. The base operating system. It will pack the layers …
How is Docker different from a virtual machine? - Stack Overflow
This is not very accurate - it is possible to have a container with only operating system files -- it is the OS kernel which is not part of a Docker container image, but which is within a virtual …
What is the difference between container layer and volume in …
Oct 10, 2017 · Volumes and image layers are separate concepts in Docker. To your first question, no, no volumes are created without -v being used (ignoring for the moment the fact that the …