This is an archived copy of the Xen.org mailing list, which we have preserved to ensure that existing links to archives are not broken. The live archive, which contains the latest emails, can be found at http://lists.xen.org/
Home Products Support Community News


Re: [Xen-devel] arp during live migration

To: "Graham, Simon" <Simon.Graham@xxxxxxxxxxx>, Keir Fraser <keir@xxxxxxxxxxxxx>, <xen-devel@xxxxxxxxxxxxxxxxxxx>
Subject: Re: [Xen-devel] arp during live migration
From: Keir Fraser <Keir.Fraser@xxxxxxxxxxxx>
Date: Thu, 08 Mar 2007 07:53:27 +0000
Delivery-date: Wed, 07 Mar 2007 23:52:07 -0800
Envelope-to: www-data@xxxxxxxxxxxxxxxxxx
In-reply-to: <342BAC0A5467384983B586A6B0B3767104DC431C@xxxxxxxxxxxxxxxxxxxxx>
List-help: <mailto:xen-devel-request@lists.xensource.com?subject=help>
List-id: Xen developer discussion <xen-devel.lists.xensource.com>
List-post: <mailto:xen-devel@lists.xensource.com>
List-subscribe: <http://lists.xensource.com/cgi-bin/mailman/listinfo/xen-devel>, <mailto:xen-devel-request@lists.xensource.com?subject=subscribe>
List-unsubscribe: <http://lists.xensource.com/cgi-bin/mailman/listinfo/xen-devel>, <mailto:xen-devel-request@lists.xensource.com?subject=unsubscribe>
Sender: xen-devel-bounces@xxxxxxxxxxxxxxxxxxx
Thread-index: AcdfPJTYp3d71aDxRxK0gccT+4xaGgAQl6OgADB089AAJEqVNQANWTcQABPhHaE=
Thread-topic: [Xen-devel] arp during live migration
User-agent: Microsoft-Entourage/

On 7/3/07 22:25, "Graham, Simon" <Simon.Graham@xxxxxxxxxxx> wrote:

>> Changeset 14280 in xen-unstable fixes this by no longer using the
>> netif_carrier flag. The patch will probably backport very
>> straightforwardly
>> onto older (or newer) 2.6 Linux kernels.
> Just wanted to close the loop here -- We've tested with this fix and it
> definitely fixes our problem -- network blackout times are way low again
> and I see the gratuitous ARP being sent -- many thanks to Keir for the
> swift fix.

Thanks for narrowing down the problem!

 -- Keir

Xen-devel mailing list

<Prev in Thread] Current Thread [Next in Thread>