[root@songcg ~]# docker images
REPOSITORY TAG IMAGE ID CREATED SIZE
docker.io/percona/percona-xtradb-cluster 5.7.21 f1439de62087 18 months ago 413 MB
docker.io/java latest d23bdf5b1b1b 2 years ago 643 MB
[root@songcg ~]# docker tag docker.io/percona/percona-xtradb-cluster pxc
Error response from daemon: no such id: docker.io/percona/percona-xtradb-cluster
打tag 标签报错
ID是复制粘贴的,不知道为什么就是打不了!