[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: [Qemu-devel] Alternative mac address setting
From: |
Benoît Canet |
Subject: |
Re: [Qemu-devel] Alternative mac address setting |
Date: |
Tue, 16 Jul 2013 14:44:45 +0200 |
User-agent: |
Mutt/1.5.21 (2010-09-15) |
Sorry for the gibberish I misread the code.
Please ignore this mail.
Best regards
Benoît
>Le Tuesday 16 Jul 2013 à 13:36:49 (+0200), Benoît Canet a écrit :
>
> Hello,
>
> I want to implement an alternative mac address setting to allow a guest using
> virtio-net to change it's mac address by itself.
>
> The main use case is high availability setups where a slave machine take the
> lead when the master is failing. (heartbeat)
>
> The thing that an alternate mac address setting would allow to do is to make
> the switch _without_ requiring a gratuitous arp.
>
> The slave guest would simply take the master guest mac address and resume
> operations.
>
> I initially though about implementing a list of alternate mac address but I
> fear
> that in this context lists are frowed upon.
>
> Do you have any advice on how to implement this feature ?
>
> Should I support old net device declaration ?
>
> What is the strict minimum changes that would need to be done to implement the
> feature ?
>
> Best regards
>
> Benoît
>