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<DIV dir=ltr align=left><SPAN class=890365121-21102009><FONT color=#0000ff
size=2 face=Arial>As long as B was part of the communicator passed to
MPI_Comm_spawn, yes.</FONT></SPAN></DIV>
<DIV dir=ltr align=left><SPAN class=890365121-21102009><FONT color=#0000ff
size=2 face=Arial></FONT></SPAN> </DIV>
<DIV dir=ltr align=left><SPAN class=890365121-21102009><FONT color=#0000ff
size=2 face=Arial>Rajeev</FONT></SPAN></DIV><BR>
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<FONT size=2 face=Tahoma><B>From:</B> mpich-discuss-bounces@mcs.anl.gov
[mailto:mpich-discuss-bounces@mcs.anl.gov] <B>On Behalf Of </B>abhishek
pandey<BR><B>Sent:</B> Wednesday, October 21, 2009 4:36 PM<BR><B>To:</B>
mpich-discuss@mcs.anl.gov<BR><B>Subject:</B> Re: [mpich-discuss] Communication
between child node and parent node<BR></FONT><BR></DIV>
<DIV></DIV>Another question,<BR><BR>I have two process at start, lets say A, B
in COMM_WORLD and I start some child processes from A. <BR>Now can any
child process communicate with process B of COMM_WORLD ? If this is possible
then please let me know the way.<BR><BR>Thanks,<BR>Abhishek<BR><BR>
<DIV class=gmail_quote>On Thu, Oct 22, 2009 at 3:43 AM, abhishek pandey <SPAN
dir=ltr><<A
href="mailto:hipandey@gmail.com">hipandey@gmail.com</A>></SPAN> wrote:<BR>
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class=gmail_quote>Thanks Dave.<BR><FONT color=#888888><BR>-Abhishek</FONT>
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<DIV></DIV>
<DIV class=h5><BR><BR>
<DIV class=gmail_quote>On Thu, Oct 22, 2009 at 12:59 AM, Dave Goodell <SPAN
dir=ltr><<A href="mailto:goodell@mcs.anl.gov"
target=_blank>goodell@mcs.anl.gov</A>></SPAN> wrote:<BR>
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class=gmail_quote>Use MPI_Comm_get_parent to get the intercommunicator
handle for communicating with your parent. See the MPI-2.2 Standard,
section 10.3.2, page 312.<BR><BR>-Dave
<DIV>
<DIV></DIV>
<DIV><BR><BR>On Oct 21, 2009, at 5:52 AM, abhishek pandey
wrote:<BR><BR></DIV></DIV>
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class=gmail_quote>
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<DIV></DIV>
<DIV>Hi,<BR><BR>How can a child process can communicate with its parent
? I am spawning the processes from a node using
MPI_Comm_spawn.<BR><BR>Thanks,<BR>Abhishek<BR></DIV></DIV>_______________________________________________<BR>mpich-discuss
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