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Posted to dev@cloudstack.apache.org by Greg Goodrich <GG...@ippathways.com> on 2021/12/09 21:08:11 UTC

Re: Set Number of queues for Virtio NIC driver to vCPU count?

AC-102

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Greg Goodrich | IP Pathways
Development Manager
3600 109th Street | Urbandale, IA 50322
p. 515.422.9346 | e. ggoodrich@ippathways.com<ma...@ippathways.com>

On Mar 23, 2021, at 6:08 PM, Sean Lair <sl...@ippathways.com>> wrote:

We are looking to improve the network performance of our KVM/QEMU VMs running in CloudStack.  One thing we noticed is that the Virtio NICs are not configured to use multiple queues.  A couple of years ago someone created a PR to increase the Virtio SCSI queue count to match the number of vCPUs:

https://github.com/apache/cloudstack/pull/3101