From: Millian Poquet Date: Mon, 26 Nov 2018 16:22:55 +0000 (+0100) Subject: [doc] tuto MPI: fix smpirun cmd, verbosity++ X-Git-Tag: v3_22~772 X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/commitdiff_plain/77b12b606f33a679ef2d13eeb2b9f208e2f52bc0?hp=da705edf83d7d717c1b28433bd0f6da79df478a7 [doc] tuto MPI: fix smpirun cmd, verbosity++ --- diff --git a/docs/source/Tutorial_MPI_Applications.rst b/docs/source/Tutorial_MPI_Applications.rst index a0b5b9276e..f2d7931baa 100644 --- a/docs/source/Tutorial_MPI_Applications.rst +++ b/docs/source/Tutorial_MPI_Applications.rst @@ -458,12 +458,12 @@ You can even generate the trace during the live simulation as follows: $ smpirun -trace-ti --cfg=tracing/filename:LU.A.32 -np 32 -platform ../cluster_backbone.xml bin/lu.A.32 The produced trace is composed of a file ``LU.A.32`` and a folder -``LU.A.32_files``. You can replay this trace with SMPI thanks to ``smpirun`` -with the following command: +``LU.A.32_files``. You can replay this trace with SMPI thanks to ``smpirun``. +For example, the following command replays the trace on a different platform: .. code-block:: shell - $ smpirun -np 32 -platform ../cluster_torus.xml -replay LU.A.32 + $ smpirun -np 32 -platform ../cluster_crossbar.xml -hostfile ../cluster_hostfile -replay LU.A.32 All the outputs are gone, as the application is not really simulated here. Its trace is simply replayed. But if you visualize the live @@ -477,8 +477,6 @@ is computationally hungry. The commands should be separated and executed by some CI to make sure the documentation is up-to-date. - An hostfile should be given to smpirun. - Lab 3: Execution Sampling on EP -------------------------------