[libfabric-users] Connectionless RDM question

Biddiscombe, John A. biddisco at cscs.ch
Mon Mar 6 13:13:37 PST 2017

Thanks. Got it now

On 06.03.17, 22:03, "Hefty, Sean" <sean.hefty at intel.com> wrote:

    > What I was trying to say is that I receive a message on node B. There
    > may be many nodes in the job. Is there any info in the completion that
    > tells me which node (A,C,D….Z) sent the message, or must I add my own
    > address to each message? With EP_MSG I have an endpoint per connection,
    > so I know which node sent me the message because I know which
    > connection it came from, with EP_RDM I don’t. is there a way of
    > retrieving the message sender from the receiving end?
    Use fi_cq_readfrom() to get the source address.  If you use FI_AV_INDEX, you can use the returned value as an index into your own array of peers.

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