Some other errors in the journal log which seem suspect at the time of issue. Though look like haproxy related, it's still somewhat network connectivity issue?


Jan 30 00:59:46 undercloud.localdomain haproxy[55424]: Server barbican/undercloud.ctlplane.localdomain is DOWN, reason: Layer4 connection problem, info: "Connection refused", check duration: 0ms. 0 active and 0 backup servers left. 0 sessions active, 0 requeued, 0 remaining in queue.
Jan 30 00:59:46 undercloud.localdomain haproxy[55424]: proxy barbican has no server available!
Jan 30 00:59:46 undercloud.localdomain haproxy[55424]: Server glance_api/undercloud.ctlplane.localdomain is DOWN, reason: Layer4 connection problem, info: "Connection refused", check duration: 0ms. 0 active and 0 backup servers left. 0 sessions active, 0 requeued, 0 remaining in queue.
Jan 30 00:59:46 undercloud.localdomain haproxy[55424]: proxy glance_api has no server available!
Jan 30 00:59:46 undercloud.localdomain haproxy[55424]: Server heat_api/undercloud.ctlplane.localdomain is DOWN, reason: Layer4 connection problem, info: "Connection refused", check duration: 0ms. 0 active and 0 backup servers left. 0 sessions active, 0 requeued, 0 remaining in queue.
Jan 30 00:59:46 undercloud.localdomain haproxy[55424]: proxy heat_api has no server available!
Jan 30 00:59:46 undercloud.localdomain haproxy[55424]: Server heat_cfn/undercloud.ctlplane.localdomain is DOWN, reason: Layer4 connection problem, info: "Connection refused", check duration: 0ms. 0 active and 0 backup servers left. 0 sessions active, 0 requeued, 0 remaining in queue.
Jan 30 00:59:46 undercloud.localdomain haproxy[55424]: proxy heat_cfn has no server available!
Jan 30 00:59:46 undercloud.localdomain haproxy[55424]: Server ironic/undercloud.ctlplane.localdomain is DOWN, reason: Layer4 connection problem, info: "Connection refused", check duration: 0ms. 0 active and 0 backup servers left. 0 sessions active, 0 requeued, 0 remaining in queue.
Jan 30 00:59:46 undercloud.localdomain haproxy[55424]: proxy ironic has no server available!
Jan 30 00:59:46 undercloud.localdomain haproxy[55424]: Server ironic-inspector/undercloud.ctlplane.localdomain is DOWN, reason: Layer4 connection problem, info: "Connection refused", check duration: 0ms. 0 active and 0 backup servers left. 0 sessions active, 0 requeued, 0 remaining in queue.
Jan 30 00:59:46 undercloud.localdomain haproxy[55424]: proxy ironic-inspector has no server available!
Jan 30 00:59:46 undercloud.localdomain haproxy[55424]: Server keystone_admin/undercloud.ctlplane.localdomain is DOWN, reason: Layer4 connection problem, info: "Connection refused", check duration: 0ms. 0 active and 0 backup servers left. 0 sessions active, 0 requeued, 0 remaining in queue.
Jan 30 00:59:46 undercloud.localdomain haproxy[55424]: proxy keystone_admin has no server available!
Jan 30 00:59:46 undercloud.localdomain haproxy[55424]: Server keystone_public/undercloud.ctlplane.localdomain is DOWN, reason: Layer4 connection problem, info: "Connection refused", check duration: 0ms. 0 active and 0 backup servers left. 0 sessions active, 0 requeued, 0 remaining in queue.
Jan 30 00:59:46 undercloud.localdomain haproxy[55424]: proxy keystone_public has no server available!
Jan 30 00:59:46 undercloud.localdomain haproxy[55424]: Server mistral/undercloud.ctlplane.localdomain is DOWN, reason: Layer4 connection problem, info: "Connection refused", check duration: 0ms. 0 active and 0 backup servers left. 0 sessions active, 0 requeued, 0 remaining in queue.
Jan 30 00:59:46 undercloud.localdomain haproxy[55424]: proxy mistral has no server available!


http://logs.openstack.org/98/604298/204/check/tripleo-ci-centos-7-undercloud-containers/5a92241/logs/undercloud/var/log/journal.txt.gz#_Jan_30_00_59_46