[libfabric-users] Not receiving messages from other ranks

Biddiscombe, John A. john.biddiscombe at cscs.ch
Wed Feb 10 10:56:14 PST 2021


>
First thought is to make sure that you insert the address of the receive endpoint into the AVs and use that entry as the destination address.
<

I am adding the receive endpoint address and when I dump the contents of the AV on all nodes, each have matching address lists.

One thing - if I have to bind the AV to the endpoint and then add some addresses later - does this matter - or does the binding take a copy? It worked ok when I had a common endpoint for send+recv so I don't see why it should make a difference having two endpoints.
Also, I use the same address vector in both send and recv endpoints, I presume this is fine too.

I'm baffled because I've spent a couple of days stepping through my code and can't see anything wrong.

Thanks for any pointers

JB
PS. My earlier posts bounced because the exchange mail server here is using my full name but I registered for the list with an alias of my work email - I unregistered the old and registered the new).
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