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Re: [libvirt] [PATCH 7/7] domain_conf: Add iothreadpin to cputune



On 09/03/2014 10:15 AM, John Ferlan wrote:
> https://bugzilla.redhat.com/show_bug.cgi?id=1101574
> 
> Add an option 'iothreadpin' to the <cpuset> to allow for setting the
> CPU affinity for each IOThread.
> 
> The iothreadspin will mimic the vcpupin with respect to being able to
> assign each iothread to a specific CPU, although iothreads ids start
> at 1 while vcpu ids start at 0. This matches the iothread naming scheme.
> 
> Signed-off-by: John Ferlan <jferlan redhat com>
> ---


> +++ b/docs/schemas/domaincommon.rng
> @@ -782,6 +782,16 @@
>            </attribute>
>          </element>
>        </optional>
> +      <zeroOrMore>
> +        <element name="iothreadpin">
> +          <attribute name="iothread">
> +            <ref name="unsignedInt"/>
> +          </attribute>
> +          <attribute name="cpuset">
> +            <ref name="cpuset"/>
> +          </attribute>
> +        </element>
> +      </zeroOrMore>
>      </element>
>    </define>

We ought to do a followup patch that adds an <interleave>, so that all
sub-elements of <cputune> can come in any order.

-- 
Eric Blake   eblake redhat com    +1-919-301-3266
Libvirt virtualization library http://libvirt.org

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