I haven't been able to replicate this problem, but when it occurs again I will check these out and send reply. Thanks, Todd
On Sun, Jul 26, 2009 at 7:01 AM, Moni Shoua <[email protected]> wrote: > Ira Weiny wrote: > > Check your multicast group membership and forwarding tables on the > switches. > > > > We have had similar issues and have found that some nodes fail to join > the multicast groups for various reasons. > > > > Ira > I think that a good start would be to send the following > 1. kernel neigh table > ip neigh show > > 2. ipoib path cache > cat /sys/kernel/debug/ipoib/ib0_path > (you probably need to mount debugfs first with 'mount -t debugfs none > /sys/kernel/debug') > > 2. ipoib mcast joins > cat /sys/kernel/debug/ipoib/ib0_mcg >
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