Failed to get D-Bus connection: Operation not permitted

Question

I\'m trying to install ambari 2.6 on a docker centos7 image but in the the ambari setup step and exactly while initializing the postgresql db I receive this error:

Answer 1

Run this command:

docker run -it -p 1001:25 --name postfix1 --privileged -d   --cap-add=SYS_ADMIN -v /sys/fs/cgroup:/sys/fs/cgroup:ro postfix