[openib-general] [PATCHv2] IPoIB CM Experimental support
Michael S. Tsirkin
mst at mellanox.co.il
Mon Dec 11 11:44:43 PST 2006
> >I also noticed that when I set the MTU to 16K and ran some stressful MPI tests,
> >that my system seemed to get un-responsive like IPoIB was taking up too
> >much kernel memory.
>
> Correction, I saw the strange behavior when I had the MPU set to 64K,
> not 16K MTU,
> and I cannot be sure that it was IPoIB_CM that was causing the problem,
> so I think it would be good for others to give this some airtime and
> report
> their experiences to the list.
That's the setup I'm mostly testing at I haven't seen this yet.
Are you running this together with Sean's multicast patches and the sa cache?
Are you seeing something in the log? What about when you
set debug_level to 1? Does increasing the RQ size help?
--
MST
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