Docker history - multiple layers
Layers are created separately so having multiple layers makes our development process faster. However having many layers is not recommended so once in a while we usually merge the RUN instructions together and rebuild the image to have less layers. We'll talk about this later.
docker history mydocker
IMAGE CREATED CREATED BY SIZE 77dfbe63aa19 2 hours ago /bin/sh -c apt-get install -y curl 16.2MB 05d6b032b3c6 2 hours ago /bin/sh -c apt-get update 22.3MB 74435f89ab78 4 weeks ago /bin/sh -c #(nop) CMD ["/bin/bash"] 0B <missing> 4 weeks ago /bin/sh -c mkdir -p /run/systemd && echo 'do… 7B <missing> 4 weeks ago /bin/sh -c set -xe && echo '#!/bin/sh' > /… 811B <missing> 4 weeks ago /bin/sh -c [ -z "$(apt-get indextargets)" ] 1.01MB <missing> 4 weeks ago /bin/sh -c #(nop) ADD file:b2342c7e6665d5ff3… 72.8MB