The default is [ 0 , MPI_TAG_UB], MPI_TAG_UB being the maximum
value in an implementation of MPI (minimum 32767 = 2**15-1).
On awa with the implementation lam MPI_TAG_UB value is
- 7353944. The norma MPI specify that value is the same in all
+ 7353944. The norm MPI specify that value is the same in all
processes started by mpirun.
In the case of the use of the same IntraCommunicator in a process
for several distinct data flows (or for several IntraCommunicators
- with common processes), that permits to avoid ambibuity
+ with common processes), that permits to avoid ambiguity
and may help debug.
. In MPIAccess the tags have two parts (#define MODULO_TAG 10) :
+ The last decimal digit decimal correspond to MPI_DataType ( 1 for
TimeMessages, 2 for MPI_INT and 3 for MPI_DOUBLE)
- + The value of other digits correspond to a circular numero for each
+ + The value of other digits correspond to a circular number for each
message.
- + A TimeMessage and the associated DataMessage have the same numero
+ + A TimeMessage and the associated DataMessage have the same number
(but the types are different and the tags also).
. For a Send of a message from a process "source" to a process
"target", we have _send_MPI_tag[target] in the process
- source (it contains the last "tag" used for the Send of a pour l'envoi de
+ source (it contains the last "tag" used for the Send of a
message to the process target).
And in the process "target" which receive that message, we have
_recv_MPI_Tag[source] (it contains the last "tag" used for the Recv
of messages from the process source).
- Naturally in the MPI norma the values of that tags must be the same.
+ Naturally in the MPI norm the values of that tags must be the same.
*/
int MPIAccess::newSendTag( MPI_Datatype datatype, int destrank , int method ,
bool asynchronous, int &RequestId )
