After minor upgrade, libvirt reports "Failed to parse group 'hugetlbfs'" in a multi role environment in Red Hat OpenStack Platform 10

Solution In Progress - Updated -

Issue

After a minor upgrade of Red Hat OpenStack Platform 10 with OVS DPDK non-DPDK mixed roles, libvirt reports:

Sep 20 16:23:21 overcloud-compute-01 libvirtd[290280]: 2018-09-20 16:23:21.589+0000: 290296: error : virGetGroupID:1121 : invalid argument: Failed to parse group 'hugetlbfs'

This happened in a multi-role environment with SR-IOV, DPDK and "normal" compute nodes after following https://access.redhat.com/documentation/en-us/red_hat_openstack_platform/10/html/upgrading_red_hat_openstack_platform/sect-updating_the_environment#sect-Pre_Update-NFV_Configuration

Environment

Red Hat OpenStack Platform 10

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