Compute node fails to install on overcloud scale up

Issue

• Overcloud compute scale fails because of yum update

Sep 20 05:08:53 03-compute-3.localdomain os-collect-config[4590]: Error: yum -y update returned 1 instead of one of [0]
Sep 20 05:08:53 03-compute-3.localdomain os-collect-config[4590]: Error: /Stage[main]/Tripleo::Packages/Exec[package-upgrade]/returns: change from notrun to 0 failed: yum -y update returned 1 instead of one of [0]
Sep 20 05:08:53 03-compute-3.localdomain os-collect-config[4590]: Warning: /Stage[main]/Vswitch::Ovs/Service[openvswitch]: Skipping because of failed dependencies
Sep 20 05:08:53 03-compute-3.localdomain os-collect-config[4590]: [2016-09-20 05:08:53,900] (heat-config) [ERROR] Error running /var/lib/heat-config/heat-config-puppet/c8203aa7-5f51-48a7-9f49-508df35cb5eb.pp. [6]