X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/6950785d16dc6a3a3445dad1a9e417b5de632032..69298e451d0c73d017fd3393666ffe1c949fcfad:/docs/source/Configuring_SimGrid.rst diff --git a/docs/source/Configuring_SimGrid.rst b/docs/source/Configuring_SimGrid.rst index 34e61e816a..3df5bdd0ed 100644 --- a/docs/source/Configuring_SimGrid.rst +++ b/docs/source/Configuring_SimGrid.rst @@ -635,12 +635,11 @@ In SMPI, this depends on the message size, that is compared against two threshol - if (size < :ref:`smpi/async-small-thresh `) then MPI_Send returns immediately, and the message is sent even if the - corresponding receive has not be issued yet. + corresponding receive has not be issued yet. This is known as the eager mode. - if (:ref:`smpi/async-small-thresh ` < size < :ref:`smpi/send-is-detached-thresh `) then MPI_Send also returns immediately, but SMPI waits for the corresponding - receive to be posted, in order to perform the communication operation. This is - known as the eager mode. + receive to be posted, in order to perform the communication operation. - if (:ref:`smpi/send-is-detached-thresh ` < size) then MPI_Send returns only when the message has actually been sent over the network. This is known as the rendez-vous mode.