[ofa-general] infiniband bonding/merging/aggregation with SDP and/or VERBS

[Moni Shoua]

SEGERS Koen wrote:
Hi, 
My answers below refer only to the ib-bonding package that comes with OFED-1.2
> 
> Hi all!
> 
> We are trying to bond two ports on 1 HCA so that we are able aggregate
> the throughput. We are also interested in bonding ports of different HCA's.
ib-bonding currently supports High Availability but not link aggregation.
> 
> Is this possible with the OFED driver? If so, can you give the command?
> We know TopSpin has support for this feature. Sadly, Topspin has no
> driver that runs on our system (SLES 10).
> 
> We currently installed OFED-1.2 of 20070306 and the stable OFED-1.1
> driver, but we can't figure out how this bonding is started in either
> versions. It is important that we offload the bonding. We don't want to
> use the standard linux bonding. That is why we think that bonding over
> different HCA's is not going to work. Is this assumption correct?
ib-bonding is based on standard Linux bonding with some required changes to make it work with IPoIB.
> 
> Is bonding possible when running SDP? And VERBS?
ib-bonding only works with IPoIB.
> 
> Greetings
> 
> Koen
> 
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