试图在ubuntu上添加docker存储库,但我的错误如下:Hit:2 http://archive.canonical.com/ubuntu disco InRelease
Hit:3 http://archive.ubuntu.com/ubuntu disco InReleaseGet:4 http:/
using /dev/disk/by-id/dm-name-disco-cluster2p2 not /dev/disk/by-id/dm-name-disco-cluster1p2
Found duplicate: using /dev/disk/by-id/dm-name-disco-nfs2 not /dev/disk/by-id/dm-name-disco</em