[ovs-dev] [PATCH] vswitch.xml: Document iface-status behavior for intra-hypervisor migration.

Ethan Jackson ethan at nicira.com
Tue Mar 12 01:48:21 UTC 2013


Acked-by: Ethan Jackson <ethan at nicira.com>



On Wed, Feb 27, 2013 at 10:29 AM, Ben Pfaff <blp at nicira.com> wrote:

> Based on a face-to-face discussion.
>
> CC: Natasha Gude <natasha at nicira.com>
> CC: Andrew Lambeth <wal at nicira.com>
> Signed-off-by: Ben Pfaff <blp at nicira.com>
> ---
>  vswitchd/vswitch.xml |    5 +++++
>  1 files changed, 5 insertions(+), 0 deletions(-)
>
> diff --git a/vswitchd/vswitch.xml b/vswitchd/vswitch.xml
> index e1d9372..30588a7 100644
> --- a/vswitchd/vswitch.xml
> +++ b/vswitchd/vswitch.xml
> @@ -1956,6 +1956,11 @@
>            two different hypervisors.  That is, <code>active</code> means
> that
>            this <ref column="external_ids" key="iface-id"/> is the active
>            instance within a single hypervisor, not in a broader scope.
> +          There is one exception: some hypervisors support ``migration''
> from a
> +          given hypervisor to itself (most often for test purposes).
>  During
> +          such a ``migration,'' two instances of a single <ref
> +          column="external_ids" key="iface-id"/> might both be briefly
> marked
> +          <code>active</code> on a single hypervisor.
>          </p>
>        </column>
>
> --
> 1.7.2.5
>
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>
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