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<DIV dir=ltr align=left><FONT color=#0000ff size=2 face=Arial><SPAN
class=902224919-01102009>Hi,</SPAN></FONT></DIV>
<DIV dir=ltr align=left><FONT color=#0000ff size=2 face=Arial><SPAN
class=902224919-01102009> Make sure that you uninstall any existing
versions of MPICH2 before installing a new version.</SPAN></FONT></DIV>
<DIV dir=ltr align=left><FONT color=#0000ff size=2 face=Arial><SPAN
class=902224919-01102009></SPAN></FONT> </DIV>
<DIV dir=ltr align=left><FONT color=#0000ff size=2 face=Arial><SPAN
class=902224919-01102009>Regards,</SPAN></FONT></DIV>
<DIV dir=ltr align=left><FONT color=#0000ff size=2 face=Arial><SPAN
class=902224919-01102009>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> dave waite [mailto:waitedm@gmail.com]
<BR><B>Sent:</B> Thursday, October 01, 2009 2:47 PM<BR><B>To:</B> 'Jayesh
Krishna'<BR><B>Subject:</B> RE: [mpich-discuss] -channel
shm<BR></FONT><BR></DIV>
<DIV></DIV>
<DIV class=Section1>
<P class=MsoNormal><SPAN style="COLOR: #1f497d">Jayesh,<o:p></o:p></SPAN></P>
<P class=MsoNormal><SPAN style="COLOR: #1f497d"><o:p> </o:p></SPAN></P>
<P class=MsoNormal><SPAN style="COLOR: #1f497d">I found the problem – we don’t
have the mpich2nemesis.dll in our standard installation
directory.<o:p></o:p></SPAN></P>
<P class=MsoNormal><SPAN style="COLOR: #1f497d"><o:p> </o:p></SPAN></P>
<P class=MsoNormal><SPAN
style="COLOR: #1f497d">F:\2010_winter_update\test_problems\bug 2619\test\Design
1\Scenario 1>f:\2010_winter_update\build\x64\mpiexec2 -n 5 -channel nemesis
f:\2010_winter_update<o:p></o:p></SPAN></P>
<P class=MsoNormal><SPAN style="COLOR: #1f497d">\build\x64\cfdcalc "Scenario 1"
-b -mpi<o:p></o:p></SPAN></P>
<P class=MsoNormal><SPAN style="COLOR: red">Unable to load 'mpich2nemesis.dll',
error 126<o:p></o:p></SPAN></P>
<P class=MsoNormal><SPAN style="COLOR: red">Unable to load 'mpich2nemesis.dll',
error 126<o:p></o:p></SPAN></P>
<P class=MsoNormal><SPAN style="COLOR: red">MPI_Comm_size fails to determine the
number of processors<o:p></o:p></SPAN></P>
<P class=MsoNormal><SPAN style="COLOR: red">Unable to load 'mpich2nemesis.dll',
error 126<o:p></o:p></SPAN></P>
<P class=MsoNormal><SPAN style="COLOR: red">MPI_Comm_rank fails to determine the
processor id<o:p></o:p></SPAN></P>
<P class=MsoNormal><SPAN style="COLOR: red">ProgramDir =
F:/2010_winter_update/build/x64<o:p></o:p></SPAN></P>
<P class=MsoNormal><SPAN style="COLOR: red">Unable to load 'mpich2nemesis.dll',
error 126<o:p></o:p></SPAN></P>
<P class=MsoNormal><SPAN style="COLOR: red">Unable to load 'mpich2nemesis.dll',
error 126<o:p></o:p></SPAN></P>
<P class=MsoNormal><SPAN style="COLOR: red">Unable to load 'mpich2nemesis.dll',
error 126<o:p></o:p></SPAN></P>
<P class=MsoNormal><SPAN style="COLOR: red">Unable to load 'mpich2nemesis.dll',
error 126<o:p></o:p></SPAN></P>
<P class=MsoNormal><SPAN style="COLOR: red">Unable to load 'mpich2nemesis.dll',
error 126<o:p></o:p></SPAN></P>
<P class=MsoNormal><SPAN style="COLOR: red">Unable to load 'mpich2nemesis.dll',
error 126<o:p></o:p></SPAN></P>
<P class=MsoNormal><SPAN style="COLOR: #1f497d"><o:p> </o:p></SPAN></P>
<P class=MsoNormal><SPAN style="COLOR: #1f497d">I need to check our version of
mpich2 and make sure we have mpich2nemesis.dll available in our installation
directory.<o:p></o:p></SPAN></P>
<P class=MsoNormal><SPAN style="COLOR: #1f497d"><o:p> </o:p></SPAN></P>
<P class=MsoNormal><SPAN style="COLOR: #1f497d">Thanks,
Dave.<o:p></o:p></SPAN></P>
<DIV>
<DIV
style="BORDER-BOTTOM: medium none; BORDER-LEFT: medium none; PADDING-BOTTOM: 0in; PADDING-LEFT: 0in; PADDING-RIGHT: 0in; BORDER-TOP: #b5c4df 1pt solid; BORDER-RIGHT: medium none; PADDING-TOP: 3pt">
<P class=MsoNormal><B><SPAN
style="FONT-FAMILY: 'Tahoma','sans-serif'; FONT-SIZE: 10pt">From:</SPAN></B><SPAN
style="FONT-FAMILY: 'Tahoma','sans-serif'; FONT-SIZE: 10pt"> Jayesh Krishna
[mailto:jayesh@mcs.anl.gov] <BR><B>Sent:</B> Thursday, October 01, 2009 11:46
AM<BR><B>To:</B> 'dave waite'<BR><B>Cc:</B>
mpich-discuss@mcs.anl.gov<BR><B>Subject:</B> RE: [mpich-discuss] -channel
shm<o:p></o:p></SPAN></P></DIV></DIV>
<P class=MsoNormal><o:p> </o:p></P>
<P class=MsoNormal><SPAN
style="FONT-FAMILY: 'Arial','sans-serif'; COLOR: blue; FONT-SIZE: 10pt">Hi,</SPAN><SPAN
style="FONT-FAMILY: 'Times New Roman','serif'; FONT-SIZE: 12pt"><o:p></o:p></SPAN></P>
<P class=MsoNormal><SPAN
style="FONT-FAMILY: 'Arial','sans-serif'; COLOR: blue; FONT-SIZE: 10pt"> Make
sure that you are using the latest stable version of MPICH2 (1.1.1p1) available
at <A
href="http://www.mcs.anl.gov/research/projects/mpich2/downloads/index.php?s=downloads">http://www.mcs.anl.gov/research/projects/mpich2/downloads/index.php?s=downloads</A> .</SPAN><SPAN
style="FONT-FAMILY: 'Times New Roman','serif'; FONT-SIZE: 12pt"><o:p></o:p></SPAN></P>
<P class=MsoNormal><SPAN
style="FONT-FAMILY: 'Arial','sans-serif'; COLOR: blue; FONT-SIZE: 10pt"> Let
us know if you still have problems (If you still have problems in your email
include the complete command that you use to launch your MPI job. If possible,
include a test program so that we can recreate your problem.).</SPAN><SPAN
style="FONT-FAMILY: 'Times New Roman','serif'; FONT-SIZE: 12pt"><o:p></o:p></SPAN></P>
<P class=MsoNormal><SPAN
style="FONT-FAMILY: 'Times New Roman','serif'; FONT-SIZE: 12pt"> <o:p></o:p></SPAN></P>
<P class=MsoNormal><SPAN
style="FONT-FAMILY: 'Arial','sans-serif'; COLOR: blue; FONT-SIZE: 10pt">Regards,</SPAN><SPAN
style="FONT-FAMILY: 'Times New Roman','serif'; FONT-SIZE: 12pt"><o:p></o:p></SPAN></P>
<P class=MsoNormal><SPAN
style="FONT-FAMILY: 'Arial','sans-serif'; COLOR: blue; FONT-SIZE: 10pt">Jayesh</SPAN><SPAN
style="FONT-FAMILY: 'Times New Roman','serif'; FONT-SIZE: 12pt"><o:p></o:p></SPAN></P>
<P class=MsoNormal><SPAN
style="FONT-FAMILY: 'Times New Roman','serif'; FONT-SIZE: 12pt"><o:p> </o:p></SPAN></P>
<DIV style="TEXT-ALIGN: center" class=MsoNormal align=center><SPAN
style="FONT-FAMILY: 'Times New Roman','serif'; FONT-SIZE: 12pt">
<HR align=center SIZE=2 width="100%">
</SPAN></DIV>
<P style="MARGIN-BOTTOM: 12pt" class=MsoNormal><B><SPAN
style="FONT-FAMILY: 'Tahoma','sans-serif'; FONT-SIZE: 10pt">From:</SPAN></B><SPAN
style="FONT-FAMILY: 'Tahoma','sans-serif'; FONT-SIZE: 10pt"> dave waite
[mailto:waitedm@gmail.com] <BR><B>Sent:</B> Thursday, October 01, 2009 1:26
PM<BR><B>To:</B> 'Jayesh Krishna'<BR><B>Subject:</B> RE: [mpich-discuss]
-channel shm</SPAN><SPAN
style="FONT-FAMILY: 'Times New Roman','serif'; FONT-SIZE: 12pt"><o:p></o:p></SPAN></P>
<P class=MsoNormal><SPAN style="COLOR: #1f497d">Jayesh,<o:p></o:p></SPAN></P>
<P class=MsoNormal><SPAN style="COLOR: #1f497d"><o:p> </o:p></SPAN></P>
<P class=MsoNormal><SPAN style="COLOR: #1f497d">When I run using –n 5 –channel
shm, my application has one master rank and 4 slave ranks. When I
run using –n 5 –channel nemesis, all 5 instances of my application have rank =
master. Is there some other mpiexec arguments needed when running
nemesis?<o:p></o:p></SPAN></P>
<P class=MsoNormal><SPAN style="COLOR: #1f497d"><o:p> </o:p></SPAN></P>
<P class=MsoNormal><SPAN style="COLOR: #1f497d">Thanks,<o:p></o:p></SPAN></P>
<P class=MsoNormal><SPAN style="COLOR: #1f497d"><o:p> </o:p></SPAN></P>
<P class=MsoNormal><SPAN style="COLOR: #1f497d">Dave
Waite.<o:p></o:p></SPAN></P>
<P class=MsoNormal><SPAN style="COLOR: #1f497d"><o:p> </o:p></SPAN></P>
<DIV>
<DIV
style="BORDER-BOTTOM: medium none; BORDER-LEFT: medium none; PADDING-BOTTOM: 0in; PADDING-LEFT: 0in; PADDING-RIGHT: 0in; BORDER-TOP: #b5c4df 1pt solid; BORDER-RIGHT: medium none; PADDING-TOP: 3pt">
<P class=MsoNormal><B><SPAN
style="FONT-FAMILY: 'Tahoma','sans-serif'; FONT-SIZE: 10pt">From:</SPAN></B><SPAN
style="FONT-FAMILY: 'Tahoma','sans-serif'; FONT-SIZE: 10pt"> Jayesh Krishna
[mailto:jayesh@mcs.anl.gov] <BR><B>Sent:</B> Thursday, October 01, 2009 11:00
AM<BR><B>To:</B> 'dave waite'<BR><B>Cc:</B>
mpich-discuss@mcs.anl.gov<BR><B>Subject:</B> RE: [mpich-discuss] -channel
shm<o:p></o:p></SPAN></P></DIV></DIV>
<P class=MsoNormal><o:p> </o:p></P>
<P class=MsoNormal><SPAN
style="FONT-FAMILY: 'Arial','sans-serif'; COLOR: blue; FONT-SIZE: 10pt">Hi,</SPAN><SPAN
style="FONT-FAMILY: 'Times New Roman','serif'; FONT-SIZE: 12pt"><o:p></o:p></SPAN></P>
<P class=MsoNormal><SPAN
style="FONT-FAMILY: 'Arial','sans-serif'; COLOR: blue; FONT-SIZE: 10pt"> The
SHM channel is old (It is already deprecated on unix, it will be deprecated on
windows in the upcoming release). Use the newer Nemesis channel (-channel
nemesis) instead.</SPAN><SPAN
style="FONT-FAMILY: 'Times New Roman','serif'; FONT-SIZE: 12pt"><o:p></o:p></SPAN></P>
<P class=MsoNormal><SPAN
style="FONT-FAMILY: 'Times New Roman','serif'; FONT-SIZE: 12pt"> <o:p></o:p></SPAN></P>
<P class=MsoNormal><SPAN
style="FONT-FAMILY: 'Arial','sans-serif'; COLOR: blue; FONT-SIZE: 10pt">Regards,</SPAN><SPAN
style="FONT-FAMILY: 'Times New Roman','serif'; FONT-SIZE: 12pt"><o:p></o:p></SPAN></P>
<P class=MsoNormal><SPAN
style="FONT-FAMILY: 'Arial','sans-serif'; COLOR: blue; FONT-SIZE: 10pt">Jayesh</SPAN><SPAN
style="FONT-FAMILY: 'Times New Roman','serif'; FONT-SIZE: 12pt"><o:p></o:p></SPAN></P>
<P class=MsoNormal><SPAN
style="FONT-FAMILY: 'Times New Roman','serif'; FONT-SIZE: 12pt"><o:p> </o:p></SPAN></P>
<DIV style="TEXT-ALIGN: center" class=MsoNormal align=center><SPAN
style="FONT-FAMILY: 'Times New Roman','serif'; FONT-SIZE: 12pt">
<HR align=center SIZE=2 width="100%">
</SPAN></DIV>
<P style="MARGIN-BOTTOM: 12pt" class=MsoNormal><B><SPAN
style="FONT-FAMILY: 'Tahoma','sans-serif'; FONT-SIZE: 10pt">From:</SPAN></B><SPAN
style="FONT-FAMILY: 'Tahoma','sans-serif'; FONT-SIZE: 10pt">
mpich-discuss-bounces@mcs.anl.gov [mailto:mpich-discuss-bounces@mcs.anl.gov]
<B>On Behalf Of </B>dave waite<BR><B>Sent:</B> Thursday, October 01, 2009 12:43
PM<BR><B>To:</B> mpich-discuss@mcs.anl.gov<BR><B>Subject:</B> [mpich-discuss]
-channel shm</SPAN><SPAN
style="FONT-FAMILY: 'Times New Roman','serif'; FONT-SIZE: 12pt"><o:p></o:p></SPAN></P>
<P class=MsoNormal>Using mpich2 on windows, when we run mpiexec using the
–localonly –channel shm options, we see that all cores spin at all times(100%
CPU Usage History, Windows Task Manager). Without, the –channel shm
option, cores show cpu activity only when they are actively computing. Is
that a way to use the –channel shm option and not have the infinite spin limit
on the cores?<o:p></o:p></P>
<P class=MsoNormal><o:p> </o:p></P></DIV></BODY></HTML>