Comment 7 for bug 1714412

There is a lot of this[1]:

"https://192.168.24.1:8787/v1/_ping: http: server gave HTTP response to HTTPS client"

DockerInsecureRegistryAddress is set in containers-default-parameters.yaml[2], but maybe it is not being applied correctly in a stack update.

[1]
http://logs.openstack.org/12/500112/3/check/gate-tripleo-ci-centos-7-containers-multinode-upgrades-nv/7735d7e/logs/subnode-2/var/log/messages.txt.gz#_Sep__1_20_49_24
[2] http://logs.openstack.org/12/500112/3/check/gate-tripleo-ci-centos-7-containers-multinode-upgrades-nv/7735d7e/logs/undercloud/home/jenkins/containers-default-parameters.yaml.txt.gz