Comment 6 for bug 1623413

Here's exact upgrade procedure, for this particular node, "as is", provided by eBay:

The server was installed from scratch from our provisioning with 3.10.0-327.28.3.el7.x86_64 kernel (the kernel was installed/upgraded before contrail was installed) and it ran contrail-vrouter-agent-3.0.2.1-6

The following updates were installed:
Sep 14 08:21:20 Updated: python-contrail-3.0.2.1-8.el7.x86_64
Sep 14 08:21:20 Updated: contrail-lib-3.0.2.1-8.el7.x86_64
Sep 14 08:21:22 Updated: contrail-vrouter-agent-3.0.2.1-8.el7.x86_64
Sep 14 08:21:24 Updated: contrail-vrouter-3.0.2.1-8.el7.x86_64
Sep 14 08:21:24 Updated: contrail-nodemgr-3.0.2.1-8.el7.x86_64
Sep 14 08:21:24 Updated: contrail-utils-3.0.2.1-8.el7.x86_64
Sep 14 08:21:24 Updated: python-contrail-vrouter-api-3.0.2.1-8.el7.x86_64
Sep 14 08:21:24 Updated: python-opencontrail-vrouter-netns-3.0.2.1-8.el7.x86_64
Sep 14 08:21:24 Updated: contrail-vrouter-utils-3.0.2.1-8.el7.x86_64
Sep 14 08:21:24 Updated: contrail-vrouter-init-3.0.2.1-8.el7.x86_64
Sep 14 08:21:25 Updated: contrail-setup-3.0.2.1-8.el7.noarch
Sep 14 08:21:25 Updated: contrail-vrouter-common-3.0.2.1-8.el7.noarch
Sep 14 08:21:25 Updated: contrail-openstack-vrouter-3.0.2.1-8.el7.noarch