multi-vCPU networking issues as client OS under Xen
laurence.pawling at globalsign.com
Mon Feb 19 10:42:18 UTC 2018
> When using >1 vCPUs can you set hw.xn.num_queues=1 on
> /boot/loader.conf and try to reproduce the issue?
> I'm afraid this is rather related to multiqueue (which is only used
> if >1 vCPUs).
> Thanks, Roger.
Roger - thanks for your quick reply, this is confirmed. Setting hw.xn.num_queues=1 on the server VM when vCPUs > 1 prevents the issue.
For reference, please can you comment on the performance impact of this?
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