questions regarding CARP

Christoph Harder shadowomf at
Tue Oct 28 13:54:11 PDT 2014


thank you for the fast answer.
I guess I'll have to google some of it and clear some things up with the datacenter operators.

Best regards.

On 28.10.2014 08:51, Sepherosa Ziehau wrote:
> On Tue, Oct 28, 2014 at 1:46 AM, Christoph Harder <shadowomf at> wrote:
>> Hello,
>> I do have a (newbie) question regarding CARP. I did read the manual or at
>> least most of it, but I'm still not sure.
>> When I colocate servers in a data center and all servers are connected to
>> the same switch, would CARP (for fail over and load balancing) work or is
>> additional support from the data center needed?
> Dfly's carp lacks arp based load balance (at least I think so) and it
> does not support inet6 (use it w/ inet6 at your own risk, at least I
> don't think inet6 carp works on dfly).  We lack unicast-peer
> configuration support; we still use the multicast based protocol.  The
> good side is inet4 fail-over works as expected and it supports TSO and
> TXCSUM if the backend interface supports TSO and TXCSUM.
> Best Regards,
> sephe

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