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<DIV><FONT size=2 face=Tahoma>I forgot about hostname. Thanks; there are no
problems.</FONT></DIV>
<DIV> </DIV>
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<DIV style="FONT: 10pt arial">----- Original Message ----- </DIV>
<DIV
style="FONT: 10pt arial; BACKGROUND: #e4e4e4; font-color: black"><B>From:</B>
<A title=jayesh@mcs.anl.gov href="mailto:jayesh@mcs.anl.gov">Jayesh
Krishna</A> </DIV>
<DIV style="FONT: 10pt arial"><B>To:</B> <A title=calin@dolphinics.com
href="mailto:calin@dolphinics.com">'Calin Iaru'</A> </DIV>
<DIV style="FONT: 10pt arial"><B>Cc:</B> <A title=mpich-discuss@mcs.anl.gov
href="mailto:mpich-discuss@mcs.anl.gov">mpich-discuss@mcs.anl.gov</A> </DIV>
<DIV style="FONT: 10pt arial"><B>Sent:</B> Tuesday, September 02, 2008 5:41
PM</DIV>
<DIV style="FONT: 10pt arial"><B>Subject:</B> RE: [mpich-discuss] mpiexec
returns 0</DIV>
<DIV><BR></DIV>
<DIV dir=ltr align=left><FONT color=#0000ff size=2 face=Arial><SPAN
class=594042915-02092008># The job launcher and process manager can also be
used to launch non-MPI programs (mpiexec -n 2 hostname). So the job launcher
and PM are not tied to MPI programs.</SPAN></FONT></DIV>
<DIV dir=ltr align=left><FONT color=#0000ff size=2 face=Arial><SPAN
class=594042915-02092008># You can always get/handle the error code of MPI
functions within the MPI process (Using the error handler for ex). An app
dev/user also needs the application exit code to be reported some
way.</SPAN></FONT></DIV>
<DIV dir=ltr align=left><FONT color=#0000ff size=2 face=Arial><SPAN
class=594042915-02092008></SPAN></FONT> </DIV>
<DIV dir=ltr align=left><FONT color=#0000ff size=2 face=Arial><SPAN
class=594042915-02092008> The current design provides more information to
the user/dev than the design you suggest.</SPAN></FONT></DIV>
<DIV dir=ltr align=left><FONT color=#0000ff size=2 face=Arial><SPAN
class=594042915-02092008> Do you have any problems in your env with the
current design ?</SPAN></FONT></DIV>
<DIV dir=ltr align=left><FONT color=#0000ff size=2 face=Arial><SPAN
class=594042915-02092008></SPAN></FONT> </DIV>
<DIV dir=ltr align=left><FONT color=#0000ff size=2 face=Arial><SPAN
class=594042915-02092008>-Jayesh</SPAN></FONT></DIV>
<DIV dir=ltr align=left>
<HR tabIndex=-1>
</DIV>
<DIV dir=ltr align=left><FONT size=2 face=Tahoma><B>From:</B>
owner-mpich-discuss@mcs.anl.gov [mailto:owner-mpich-discuss@mcs.anl.gov] <B>On
Behalf Of </B>Calin Iaru<BR><B>Sent:</B> Tuesday, September 02, 2008 10:23
AM<BR><B>To:</B> mpich-discuss@mcs.anl.gov<BR><B>Subject:</B> Re:
[mpich-discuss] mpiexec returns 0<BR></FONT><BR></DIV>
<DIV></DIV>
<DIV><FONT size=2 face=Tahoma>I would expect that smpd and mpiexec would not
be interested in what is happening beyond MPI_Finalize. Can you tell me why
was this decision made - to propagate the application exit code? </FONT></DIV>
<DIV><FONT size=2 face=Tahoma></FONT> </DIV>
<DIV><FONT size=2 face=Tahoma>Thanks for the info so far.</FONT></DIV>
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<DIV style="FONT: 10pt arial">----- Original Message ----- </DIV>
<DIV
style="FONT: 10pt arial; BACKGROUND: #e4e4e4; font-color: black"><B>From:</B>
<A title=jayesh@mcs.anl.gov href="mailto:jayesh@mcs.anl.gov">Jayesh
Krishna</A> </DIV>
<DIV style="FONT: 10pt arial"><B>To:</B> <A title=calin@dolphinics.com
href="mailto:calin@dolphinics.com">'Calin Iaru'</A> </DIV>
<DIV style="FONT: 10pt arial"><B>Cc:</B> <A title=mpich-discuss@mcs.anl.gov
href="mailto:mpich-discuss@mcs.anl.gov">mpich-discuss@mcs.anl.gov</A> </DIV>
<DIV style="FONT: 10pt arial"><B>Sent:</B> Tuesday, September 02, 2008 4:52
PM</DIV>
<DIV style="FONT: 10pt arial"><B>Subject:</B> RE: [mpich-discuss] mpiexec
returns 0</DIV>
<DIV><BR></DIV>
<DIV dir=ltr align=left><FONT color=#0000ff size=2 face=Arial><SPAN
class=041302814-02092008></SPAN></FONT><FONT color=#0000ff size=2
face=Arial><SPAN class=041302814-02092008>Hmmm... not really. mpiexec
provided with MPICH2 on windows returns the last non-zero exit code (has
nothing to do wether MPI_Finalize() was called or not) returned from an
MPI process associated with the job.</SPAN></FONT></DIV>
<DIV dir=ltr align=left><FONT color=#0000ff size=2 face=Arial><SPAN
class=041302814-02092008></SPAN></FONT><FONT color=#0000ff size=2
face=Arial><SPAN class=041302814-02092008>mpiexec also returns an error code
if there is any error within mpiexec.</SPAN></FONT></DIV>
<DIV dir=ltr align=left><FONT color=#0000ff size=2 face=Arial><SPAN
class=041302814-02092008>So if there is an error (in mpiexec OR in
any MPI process) in the MPI job you should be able to determine
that by a non-zero return code from mpiexec.</SPAN></FONT></DIV>
<DIV dir=ltr align=left><FONT color=#0000ff size=2 face=Arial><SPAN
class=041302814-02092008></SPAN></FONT> </DIV>
<DIV dir=ltr align=left><FONT color=#0000ff size=2 face=Arial><SPAN
class=041302814-02092008>-Jayesh</SPAN></FONT></DIV><BR>
<DIV dir=ltr lang=en-us class=OutlookMessageHeader align=left>
<HR tabIndex=-1>
<FONT size=2 face=Tahoma><B>From:</B> owner-mpich-discuss@mcs.anl.gov
[mailto:owner-mpich-discuss@mcs.anl.gov] <B>On Behalf Of </B>Calin
Iaru<BR><B>Sent:</B> Tuesday, September 02, 2008 3:23 AM<BR><B>To:</B>
mpich-discuss@mcs.anl.gov<BR><B>Subject:</B> [mpich-discuss] mpiexec returns
0<BR></FONT><BR></DIV>
<DIV></DIV>
<DIV><FONT size=2 face=Tahoma>I would like to have a confirmation that
mpiexec would return 0 if all processes called MPI_Finalize(). Based on
return value, some test scripts can be stopped instead of having the output
parsed.</FONT></DIV></BLOCKQUOTE></BLOCKQUOTE></BODY></HTML>