systemctl --user show-environment无法执行
只要加了 --user就无法执行提示说
Failed to connect to bus: $DBUS_SESSION_BUS_ADDRESS and $XDG_RUNTIME_DIR not defined (consider using --machine=@.host --user to connect to bus of other user)
是需要特殊配置什么东西吗，20.03和centos这些都没问题