[Dsim-svn] SF.net SVN: dsim:[79] trunk/dsim/test/boost/mpi

[<sng...@us...>]

Revision: 79
          http://dsim.svn.sourceforge.net/dsim/?rev=79&view=rev
Author:   snguyenkim
Date:     2010-05-03 09:43:24 +0000 (Mon, 03 May 2010)

Log Message:
-----------
Some hints to run openmpi & mpich2

Added Paths:
-----------
    trunk/dsim/test/boost/mpi/how_to_make_mpich2_run
    trunk/dsim/test/boost/mpi/how_to_make_openmpi_run

Added: trunk/dsim/test/boost/mpi/how_to_make_mpich2_run
===================================================================
--- trunk/dsim/test/boost/mpi/how_to_make_mpich2_run	                        (rev 0)
+++ trunk/dsim/test/boost/mpi/how_to_make_mpich2_run	2010-05-03 09:43:24 UTC (rev 79)
@@ -0,0 +1,16 @@
+- Make sure that ssh,mpich2 is installed on ALL machines (openssh-server, openssh-client,mpich2,mpich2-devel)
+
+- Verify /etc/hosts, ensure the machine's name is NOT in the line 127.0.0.1. Create a line that contains machine's IP, its name (complete one and short one), place it just BEFORE the line 
+    ::1 localhost ......
+
+- Ensures the executable file is on ALL  machines, preferably at ~/
+
+- Make sure that  ~/.mpd.conf is on ALL machines, contains the same content (MPD_SECRETWORD must be the SAME)
+
+- Create a file, name it for example "hosts" that contains the name of all machines on what we want to run the program
+
+- Then RUN:
+    mpdboot -n number_of_machine --file hosts --verbose
+    mpdtrace -l (to verify)
+    mpiexec -n number_of_machine(preferably) ~/name_of_program
+

Added: trunk/dsim/test/boost/mpi/how_to_make_openmpi_run
===================================================================
--- trunk/dsim/test/boost/mpi/how_to_make_openmpi_run	                        (rev 0)
+++ trunk/dsim/test/boost/mpi/how_to_make_openmpi_run	2010-05-03 09:43:24 UTC (rev 79)
@@ -0,0 +1,5 @@
+- Turnoff eth0 on all virtual machines(for the host, it's not necessary) by 
+    su -
+    ifdown eth0
+
+- Then, all work like a charm !


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