[libvirt] [PATCH RFC v3 6/6] doc: Add documentation for new cputune elements period and quota

Adam Litke agl at us.ibm.com
Mon Jul 18 20:47:17 UTC 2011



On 07/18/2011 04:43 AM, Wen Congyang wrote:
> ---
>  docs/formatdomain.html.in |   19 +++++++++++++++++++
>  1 files changed, 19 insertions(+), 0 deletions(-)
> 
> diff --git a/docs/formatdomain.html.in b/docs/formatdomain.html.in
> index 269fc30..d388332 100644
> --- a/docs/formatdomain.html.in
> +++ b/docs/formatdomain.html.in
> @@ -307,6 +307,8 @@
>      <vcpupin vcpu="2" cpuset="2,3"/>
>      <vcpupin vcpu="3" cpuset="0,4"/>
>      <shares>2048</shares>
> +    <period>1000000</period>
> +    <quota>-1</quota>
>    </cputune>
>    <numatune>
>      <memory mode="strict" nodeset="1-4,^3"/>
> @@ -400,6 +402,23 @@
>          2048 will get twice as much CPU time as a VM configured with value 1024.
>          <span class="since">Since 0.9.0</span>
>        </dd>
> +      <dt><code>period</code></dt>
> +      <dd>
> +        The optional <code>period</code> element specifies the enforcement
> +        interval(unit: microseconds). Within <code>period</code>, the domain
> +        will not be allowed to consume more than <code>quota</code> worth of
> +        runtime. The value should be in range [1000, 1000000].
> +        <span class="since">Since 0.9.4</span>
> +      </dd>

This should be changed to read "each vcpu will bot be allowed to consume
more than ...".

> +      <dt><code>quota</code></dt>
> +      <dd>
> +        The optional <code>quota</code> element specifies the maximum allowed
> +        bandwidth(unit: microseconds). A domain with <code>quota</code> as any
> +        negative value indicates that the domain has infinite bandwidth, which
> +        means that it is not bandwidth controlled. The value should be in range
> +        [1000, 18446744073709551] or less than 0.
> +        <span class="since">Since 0.9.4</span>
> +      </dd>
>        <dt><code>numatune</code></dt>
>        <dd>
>          The optional <code>numatune</code> element provides details of

-- 
Adam Litke
IBM Linux Technology Center




More information about the libvir-list mailing list