On Tue, Feb 23, 2010 at 02:25:46PM +0100, Angel L. Mateo wrote:
> Hello,
>
> I'm still migrating my Xen (standalone) configuration to XCP and I have
>
> a doubt: I use network bonding for my interfaces, so with standalong Xen
> I have a bond0 grouping eth0 and eth3 (I have more interfaces, not
> related with Xen configuration by now), then I have a bridge per VLAN
> and I include bond0.<vlanid> to the corresponding bridge.
>
> I have configure it now XCP with bonding (as described in the
> documentation), but it has a strange behaviour:
>
> * bond0 doesn't appear in /proc/net/bonding
> * With brctl show I get:
>
> # brctl show
> bridge name bridge id STP enabled interfaces
> xapi1 0000.002481a6a178 no bond0
> eth0
> eth3
> xenbr1 0000.002481a6b1c6 no eth1
> xenbr2 0000.00237da6e658 no eth2
>
> that is, eth0, eth3 and bond0 are included in the bridge. I have tried
> to manually remove eth0 (or eth3), but I can't:
>
> # brctl delif xapi1 eth0
> can't delete eth0 from xapi1: Operation not supported
>
> * Another problem is the MAC associated with xapi1 (my management
> interface) is discover from the other switches of my network in two
> interfaces, that is, the one that connect them to the switch where I
> have eth0 connected to, and the the switch where I have eth1 connected
> to. Is this correct?
> * When I boot the machine (or when it has a lot of time of inactivity,
> it's a test environment), I have the 3 o 4 first packages duplicated. Is
> this correct?
>
> When the same configuration, but with XenServer 5.0 (citrix), the bond0
>
> appears at /proc/net/bonding, ethX interfaces are not included in
> bridges and I don't have duplicate packages.
>
Citrix XenServer 5.x uses Linux bridge support in dom0 kernel,
but XCP uses OpenVswitch instead of Linux bridging..
-- Pasi
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