Jon Langemak of Das Blinken Lichten comments:
So we’ve had some time to digest what containers and images are. Now let’s talk in a little greater detail about images and how they layer. A key piece of docker is how the images stack. For instance, let’s quickly build a container that has 3 user image layers in it. Recall, images are the read-only pieces of the container so having 3 user layers implies that I have done 3 commits and any changes after that will be in the 4th read/write layer that lives in the container itself…
More great Docker writing from Jon. Read up on this, as it appears that you’ll be using very shortly.
Read more at: Docker essentials – More work with images
© Tom for Gestalt IT, 2014. |
Docker essentials – More work with images
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