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[Bug 1899431] Re: virsh domifstat can not get vhostuser vif statistics

 

** Also affects: nova/victoria
   Importance: Undecided
       Status: New

** Changed in: nova/victoria
       Status: New => Fix Released

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https://bugs.launchpad.net/bugs/1899431

Title:
  virsh domifstat can not get vhostuser vif statistics

Status in OpenStack Compute (nova):
  Fix Released
Status in OpenStack Compute (nova) victoria series:
  Fix Released

Bug description:
  How to reproduce this problem:
  1.Create a DPDK VM with a network(instance has a vhu01 vif)
  2.VM attaches an interface(instance has a vhu02 vif)

  virsh domifstat instance-XXX vhu01(success)

  virsh domifstat instance-XXX vhu02(failure)
  error: Failed to get interface stats instance-XXX vhu02
  error: invalid argument: invalid path, 'vhu02' is not a known interface

  When a DPDK VM attaches an interface, libvirt can not automatically
  generate "<target dev='vhuXXX'/>" in XML file.

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References