[OmniOS-discuss] Aggregation Link fails with flow-control enabled

[Scott LeFevre]

Did you configure LACP on your aggr0 or the switch?
That's the only way I've been able to get aggregate links to work.
-- 
Scott LeFevre
317-696-1010 

On Wed, 2014-09-03 at 13:05 +0200, David Seira wrote:
> I'm testing the OmniOS for our storage system. I have a server with
> two 10G intel network card using the driver ixgbe. 
> 
> 
> 
> I've done the following steps:
> 
> 
> - Create an aggregation interface:
> 
> 
> dladm create-aggr -d ixgbe0 -d ixgbe1 aggr0
> ipadm create-if aggr0
> ipadm create-addr -T static -a 1.2.3.4/24 aggr0/v4
> 
> 
> - Add a flow-control for the aggregation interface:
> 
> 
> flowadm add-flow -l aggr0 -a local_ip=1.2.3.4 flow_aggr0
> 
> 
> After this, if I shutdown one of the interfaces in the switch I loose
> the connectivity with the server. It seems that the aggregation
> doesn't forward the traffic to the other interface. 
> 
> 
> Having one of the ports in the switch down, and without connectivity
> with the server because of the above issue; If I remove the flow
> (through the console, of course), the server goes online immediately.
> 
> 
> If I add the flow again, the server is innacessible again.
> 
> 
> It seems an incompatibility with the aggreation interfaces and the
> flow control.
> 
> 
> I've tested this bug with the r151006 and r151010 releases with the
> same result.
> 
> 
> The hardware where I've tested is:
> 
> 
> - Dell PowerEdge R720 with an Intel X520 dual port 10G/SFP
> - Dell PowerEdge C6220 with 10G mezzanine dual port
> 
> 
> Does anyone know what can be the problem? Has anyone experienced a
> similar issue?
> 
> 
> Best regards.
> 
> 
> -- 
> 
> 
> 
> 
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