删除none的镜像，要先删除镜像中的容器。要删除镜像中的容器，必须先停止容器。
$ docker images REPOSITORY TAG IMAGE ID CREATED SIZE 168b258ceea3 34 seconds ago 460.6 MB b2c5d34941c6 23 minutes ago 588.7 MB tankzhang/es v1 85fc66558c37 13 days ago 352.1 MB elasticsearch latest d781cd4e3228 3 weeks ago 352.1 MB centos latest 8140d0c64310 3 weeks ago 192.6 MB hello-world latest 48b5124b2768 4 months ago 1.84 kB tankzhang/es v2 48b5124b2768 4 months ago 1.84 kB $ docker rmi $(docker images | grep "none" | awk '{print $3}') Error response from daemon: conflict: unable to delete b2c5d34941c6 (must be forced) - image is being used by stopped container ad0032609294 Error response from daemon: conflict: unable to delete 168b258ceea3 (must be forced) - image is being used by stopped container 1b7067e19d6f
直接删除带none的镜像，直接报错了。提示先停止容器。
$ docker stop $(docker ps -a | grep "Exited" | awk '{print $1 }') //停止容器
1b7067e19d6f
a840f345c423
9d74eff1c4e4
17d361107a21
dd51ead96da7
ad0032609294
95e713ab1bdf
$ docker rm $(docker ps -a | grep "Exited" | awk '{print $1 }') //删除容器
1b7067e19d6f
a840f345c423
9d74eff1c4e4
17d361107a21
dd51ead96da7
ad0032609294
95e713ab1bdf
$ docker rmi $(docker images | grep "none" | awk '{print $3}') //删除镜像
Deleted: sha256:168b258ceea3f5ee9d7f066e04c89c4858f0e337687f18b5939a78aea13ea6c8
Deleted: sha256:d3984014bcbe856f569dcade31ce70aae8cc5ead3806e47ae08229467c9ed3ca
Deleted: sha256:b2c5d34941c646a1962d2acd9ff968708495a82916c33797f5fb3d94de403c6d
Deleted: sha256:5a23f5ad9107bb1111f32d490982e2146cf0811c8b75c7a6cd67ca45fc2f50dd
Deleted: sha256:392d616344b17b0bb7b8ad46cc9a8c6f5ab4be8bd59c3d5973016e8759a1668c
Deleted: sha256:33fbf9c999e8beac51b184a0f2baeaf1a2b99b10c4cc1f654075af42779fb62e
Deleted: sha256:b3535d64be668cd7e3389c4da224ae6e3aaedadff05ed24f428fc83e96c65a03
Deleted: sha256:da47261567b38193ba4894e7c832d9eba78d9cc3a501101ebf5fd7304efef5b9
Deleted: sha256:b81b2578fd4e803fac0bd416e606362ed14432370088eba8bf5c43a4fca8f7ed
Deleted: sha256:6f4b2f9fd5be471ac80c599c9616feaaf3952ce8a68d5d8c26645bfaff7aae4a
Deleted: sha256:480e2b77d27aea6e128db8d3c400f37b74da1b365b0eb663022d7208a9694209
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