[MPICH] Asking about mpi_send and mpi_recv

Rajeev Thakur thakur at mcs.anl.gov
Thu Jan 3 01:16:30 CST 2008


The MPI implementation does that internally. It is not easy to do at the
user level.
 
Rajeev


  _____  

From: owner-mpich-discuss at mcs.anl.gov
[mailto:owner-mpich-discuss at mcs.anl.gov] On Behalf Of zyh
Sent: Tuesday, January 01, 2008 9:01 AM
To: mpich-discuss at mcs.anl.gov
Subject: [MPICH] Asking about mpi_send and mpi_recv


 
 
Hi,
 
int MPI_Send( void *buf, int count, MPI_Datatype datatype, int dest, 
              int tag, MPI_Comm comm )
In a cluster,
How to deduce from the parameters the ip address of the computer recving the
message?
Any help will be greatly appreciated!

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