rmi 删除image
Usage: docker rmi IMAGE [IMAGE...]Remove one or more images -f,--force=falseForce removal of the image --no-prune=falseDonotdelete untagged parents
Removing tagged images
Images can be removed either by their short or long ID`s, or their image names. If an image has more than one name, each of them needs to be removed before the image is removed.
$ sudo docker images REPOSITORY TAG IMAGE ID CREATED SIZE test1 latest fd484f19954f 23 seconds ago 7 B (virtual4.964 MB) test latest fd484f19954f 23 seconds ago 7 B (virtual4.964 MB) test2 latest fd484f19954f 23 seconds ago 7 B (virtual4.964 MB) $ sudo docker rmi fd484f19954f Error:Conflict, cannot delete image fd484f19954f because it is tagged in multiple repositories 2013/12/1105:47:16Error: failed to remove one or more images $ sudo docker rmi test1 Untagged: fd484f19954f4920da7ff372b5067f5b7ddb2fd3830cecd17b96ea9e286ba5b8 $ sudo docker rmi test2 Untagged: fd484f19954f4920da7ff372b5067f5b7ddb2fd3830cecd17b96ea9e286ba5b8 $ sudo docker images REPOSITORY TAG IMAGE ID CREATED SIZE test latest fd484f19954f 23 seconds ago 7 B (virtual4.964 MB) $ sudo docker rmi test Untagged: fd484f19954f4920da7ff372b5067f5b7ddb2fd3830cecd17b96ea9e286ba5b8 Deleted: fd484f19954f4920da7ff372b5067f5b7ddb2fd3830cecd17b96ea9e286ba5b8
来源：https://www.cnblogs.com/river2005/p/8461902.html