[ofa-general] Re: multicast join failed for...

[Hal Rosenstock]

Hi Egor,

On Wed, 2007-04-11 at 19:09, Egor Tur wrote:
> Hi folk.
> 
> I see that my small problem has been interesting.

Glad you've been entertained :-)

> Thanks for your help.
> 
> > > Rate 6 is 20 Gb/sec whereas 3 is 10 Gb/sec. So the port is 4x DDR (rate
> > > 6) and the group is 4x SDR. The request is for equal to the rate so it
> > > fails.
> > > 
> > > Are all your ports DDR or do you have a mix ? If all are DDR, you can
> > > configure the default partition to use this rate.
> > 
> > To elaborate a little more on this, the configuration would be done via
> > /etc/osm-partitions.conf file with a single line as follows:
> > 
> > Default=0x7fff,ipoib,rate=6:ALL=full;
> >                            
> 
> I have identical DDR HCA and DDR switch.
> I configured the default partition with the same rate.
> The problem has been solved.

Great. That's a good data point.

You are using OFED 1,2. Can you sttate which distro/kernel you are using
and which arch ? Thanks.

-- Hal

> > > > 
> > > > If modules was builded with --without-ipoib-cm then ib_ipoib don't depend on ipv6.
> > > > But the messages remain the same in log.
> > 
> > Are you using IPoIB (for IPv4) ? If so, is that working ?
> > 
> > -- Hal
> 
> Yes I use IPoIB and I think that is working.
> At least the tests,  benchmarks and our parallel tasks is working.
> 
> Thanx.
> 
> 
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