Docker 移除镜像

[root@iZ8vbcjkeqbrdmmbt23vboZ ~]# docker images|grep mediawiki
mediawiki            20220825   6e0cedb5b442   4 minutes ago   1.36GB
mediawiki            20220812   c9a65f51e0ee   13 days ago     1.29GB
mediawiki            backup     4c5b2bca4f44   2 weeks ago     1.28GB
mediawiki            1.35.4     168ad9077b3c   9 months ago    789MB
[root@iZ8vbcjkeqbrdmmbt23vboZ ~]# docker image rm 4c5b2bca4f44
Untagged: mediawiki:backup
Deleted: sha256:4c5b2bca4f4414a4799185dc93ec8b45f22edaf14f37226633ebcf5fcfcd468a
Deleted: sha256:492012ee0bc4349396bcd81e545c17e43aaf5cb9f4cf2fed6eb46b06ce799691
[root@iZ8vbcjkeqbrdmmbt23vboZ ~]# docker images|grep mediawiki
mediawiki            20220825   6e0cedb5b442   6 minutes ago   1.36GB
mediawiki            20220812   c9a65f51e0ee   13 days ago     1.29GB
mediawiki            1.35.4     168ad9077b3c   9 months ago    789MB
[root@iZ8vbcjkeqbrdmmbt23vboZ ~]#