Got it, thanks.<div><br></div><div>- Clara<br><br><div class="gmail_quote">On Fri, Sep 2, 2011 at 10:41 AM, Darius Buntinas <span dir="ltr"><<a href="mailto:buntinas@mcs.anl.gov">buntinas@mcs.anl.gov</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex;">Try setting environment variables and see if that works:<br>
<br>
export MPICH_DBG_FILENAME="log/dbg-%w-%d.log"<br>
export MPICH_DBG_CLASS=ALL<br>
export MPICH_DBG_LEVEL=VERBOSE<br>
<br>
Make sure you create the 'log' directory (i.e., mkdir log) first.<br>
<br>
-d<br>
<div><div></div><div class="h5"><br>
On Sep 2, 2011, at 8:34 AM, clara wrote:<br>
<br>
> For example, how can we let MPIU_DBG_MSG_FMT(....) messages output? Thanks.<br>
><br>
> On Thu, Sep 1, 2011 at 11:27 PM, clara <<a href="mailto:clarazhang@gmail.com">clarazhang@gmail.com</a>> wrote:<br>
> I built mpich2 with the below command line:<br>
> ./configure --prefix=/usr/local/mpich2-32 --with-pm=hydra:gforker --disable-faster --enable-debuginfo --enable-g=dbg,log CFLAGS=-m32 CXXFLAGS=-m32 FFLAGS=-m32 FCFLAGS=-m32 2>&1 | tee mpich2-32cfg.txt<br>
><br>
> I follow the <a href="http://wiki.mcs.anl.gov/mpich2/index.php/Debug_Event_Logging" target="_blank">http://wiki.mcs.anl.gov/mpich2/index.php/Debug_Event_Logging</a> and try to use below command line to run an MPI program but fail<br>
> /usr/local/mpich2-32/bin/mpiexec -mpich-dbg file -mpich-dbg-class=all -n 4 sp.S.4<br>
><br>
> Can anyone tell me how to output debug info when running MPI programs? Thanks.<br>
><br>
> - Clara<br>
><br>
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</blockquote></div><br></div>