When trying to run "ceilometer-polling --polling-namespace compute" can see below errors.

libvirt: XML-RPC error : Failed to connect socket to '/var/run/libvirt/virtqemud-sock-ro': Connection refused
libvirt: XML-RPC error : Failed to connect socket to '/var/run/libvirt/virtqemud-sock-ro': Connection refused
libvirt: XML-RPC error : Failed to connect socket to '/var/run/libvirt/virtqemud-sock-ro': Connection refused
libvirt: XML-RPC error : Failed to connect socket to '/var/run/libvirt/virtqemud-sock-ro': Connection refused
libvirt: XML-RPC error : Failed to connect socket to '/var/run/libvirt/virtqemud-sock-ro': Connection refused
libvirt: XML-RPC error : Failed to connect socket to '/var/run/libvirt/virtqemud-sock-ro': Connection refused
libvirt: XML-RPC error : Failed to connect socket to '/var/run/libvirt/virtqemud-sock-ro': Connection refused
libvirt: XML-RPC error : Failed to connect socket to '/var/run/libvirt/virtqemud-sock-ro': Connection refused
libvirt: XML-RPC error : Failed to connect socket to '/var/run/libvirt/virtqemud-sock-ro': Connection refused
libvirt: XML-RPC error : Failed to connect socket to '/var/run/libvirt/virtqemud-sock-ro': Connection refused
libvirt: XML-RPC error : Failed to connect socket to '/var/run/libvirt/virtqemud-sock-ro': Connection refused
libvirt: XML-RPC error : Failed to connect socket to '/var/run/libvirt/virtqemud-sock-ro': Connection refused
libvirt: XML-RPC error : Failed to connect socket to '/var/run/libvirt/virtqemud-sock-ro': Connection refused
libvirt: XML-RPC error : Failed to connect socket to '/var/run/libvirt/virtqemud-sock-ro': Connection refused
libvirt: XML-RPC error : Failed to connect socket to '/var/run/libvirt/virtqemud-sock-ro': Connection refused
libvirt: XML-RPC error : Failed to connect socket to '/var/run/libvirt/virtqemud-sock-ro': Connection refused
libvirt: XML-RPC error : Failed to connect socket to '/var/run/libvirt/virtqemud-sock-ro': Connection refused
libvirt: XML-RPC error : Failed to connect socket to '/var/run/libvirt/virtqemud-sock-ro': Connection refused
libvirt: XML-RPC error : Failed to connect socket to '/var/run/libvirt/virtqemud-sock-ro': Connection refused
libvirt: XML-RPC error : Failed to connect socket to '/var/run/libvirt/virtqemud-sock-ro': Connection refused
libvirt: XML-RPC error : Failed to connect socket to '/var/run/libvirt/virtqemud-sock-ro': Connection refused
libvirt: XML-RPC error : Failed to connect socket to '/var/run/libvirt/virtqemud-sock-ro': Connection refused
libvirt: XML-RPC error : Failed to connect socket to '/var/run/libvirt/virtqemud-sock-ro': Connection refused
libvirt: XML-RPC error : Failed to connect socket to '/var/run/libvirt/virtqemud-sock-ro': Connection refused
libvirt: XML-RPC error : Failed to connect socket to '/var/run/libvirt/virtqemud-sock-ro': Connection refused
libvirt: XML-RPC error : Failed to connect socket to '/var/run/libvirt/virtqemud-sock-ro': Connection refused
libvirt: XML-RPC error : Failed to connect socket to '/var/run/libvirt/virtqemud-sock-ro': Connection refused
libvirt: XML-RPC error : Failed to connect socket to '/var/run/libvirt/virtqemud-sock-ro': Connection refused
libvirt: XML-RPC error : Failed to connect socket to '/var/run/libvirt/virtqemud-sock-ro': Connection refused
libvirt: XML-RPC error : Failed to connect socket to '/var/run/libvirt/virtqemud-sock-ro': Connection refused
libvirt: XML-RPC error : Failed to connect socket to '/var/run/libvirt/virtqemud-sock-ro': Connection refused
libvirt: XML-RPC error : Failed to connect socket to '/var/run/libvirt/virtqemud-sock-ro': Connection refused
libvirt: XML-RPC error : Failed to connect socket to '/var/run/libvirt/virtqemud-sock-ro': Connection refused
libvirt: XML-RPC error : Failed to connect socket to '/var/run/libvirt/virtqemud-sock-ro': Connection refused
libvirt: XML-RPC error : Failed to connect socket to '/var/run/libvirt/virtqemud-sock-ro': Connection refused
libvirt: XML-RPC error : Failed to connect socket to '/var/run/libvirt/virtqemud-sock-ro': Connection refused