From: Nils Cant <nils.cant@kangaroot.net>
To: Gleb Natapov <gleb@redhat.com>
Cc: kvm@vger.kernel.org
Subject: Re: KVM doesn't send an arp announce after live migrating a domain
Date: Wed, 25 Aug 2010 11:21:21 +0200 [thread overview]
Message-ID: <4C74E091.60100@kangaroot.net> (raw)
In-Reply-To: <20100825083812.GG10499@redhat.com>
On 08/25/2010 10:38 AM, Gleb Natapov wrote:
> qemu sends gratuitous ARP after migration. Check forward delay setting on your
> bridge interface. It should be set to zero.
>
Aha! That fixed it. Turns out that debian bridge-utils sets the default
to 15 for bridges.
Manually setting it to 0 with 'brctl setfd br0 0' or setting the
'bridge_fd' parameter to 0 in /etc/network/interfaces solves the issue.
Thanks for the help!
Nils
next prev parent reply other threads:[~2010-08-25 9:22 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-08-25 7:52 KVM doesn't send an arp announce after live migrating a domain Nils Cant
2010-08-25 8:37 ` Michael Tokarev
2010-08-25 8:43 ` Gleb Natapov
2010-08-25 10:51 ` Michael Tokarev
2010-08-25 10:59 ` Gleb Natapov
2010-08-25 11:07 ` Gleb Natapov
2010-08-25 11:36 ` Michael Tokarev
2010-08-25 12:15 ` Gleb Natapov
2010-08-25 8:38 ` Gleb Natapov
2010-08-25 9:21 ` Nils Cant [this message]
2010-08-25 10:40 ` Avi Kivity
2010-08-25 10:52 ` Daniel P. Berrange
2010-08-25 11:05 ` Avi Kivity
2010-08-25 11:15 ` Daniel P. Berrange
2010-08-25 11:30 ` Avi Kivity
2010-08-25 11:36 ` Daniel P. Berrange
2010-08-25 11:38 ` Avi Kivity
2010-08-25 11:42 ` Daniel P. Berrange
2010-08-25 11:59 ` Avi Kivity
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