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<TITLE>PetscViewerAMSOpen</TITLE>
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<A NAME="PetscViewerAMSOpen"><H1>PetscViewerAMSOpen</H1></A>
Opens an AMS memory snooper <A HREF="../Viewer/PetscViewer.html#PetscViewer">PetscViewer</A>.
<H3><FONT COLOR="#CC3333">Synopsis</FONT></H3>
<PRE>
#include "petsc.h" */
int PetscViewerAMSOpen(MPI_Comm comm,const char name[],PetscViewer *lab)
</PRE>
Collective on MPI_Comm
<P>
<H3><FONT COLOR="#CC3333">Input Parameters</FONT></H3>
<TABLE border="0" cellpadding="0" cellspacing="0">
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B><A HREF="../Sys/comm.html#comm">comm</A> </B></TD><TD>- the MPI communicator
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>name </B></TD><TD>- name of AMS communicator being created
</TD></TR></TABLE>
<P>
<H3><FONT COLOR="#CC3333">Output Parameter</FONT></H3>
<DT><B>lab </B> -the <A HREF="../Viewer/PetscViewer.html#PetscViewer">PetscViewer</A>
<br>
<P>
<H3><FONT COLOR="#CC3333">Options Database Keys</FONT></H3>
<TABLE border="0" cellpadding="0" cellspacing="0">
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>-ams_port <port number> </B></TD><TD>- port number where you are running AMS client
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>-ams_publish_objects </B></TD><TD>- publish all PETSc objects to be visible to the AMS memory snooper,
use <A HREF="../Sys/PetscObjectPublish.html#PetscObjectPublish">PetscObjectPublish</A>() to publish individual objects
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>-ams_publish_stack </B></TD><TD>- publish the PETSc stack frames to the snooper
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>-ams_matlab </B></TD><TD>- open Matlab Petscview AMS client
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>-ams_java </B></TD><TD>- open JAVA AMS client
</TD></TR></TABLE>
<P>
<P>
<H3><FONT COLOR="#CC3333">Fortran Note</FONT></H3>
This routine is not supported in Fortran.
<P>
See the matlab/petsc directory in the AMS installation for one example of external
tools that can monitor PETSc objects that have been published.
<P>
<H3><FONT COLOR="#CC3333">Notes</FONT></H3>
This <A HREF="../Viewer/PetscViewer.html#PetscViewer">PetscViewer</A> can be destroyed with <A HREF="../Viewer/PetscViewerDestroy.html#PetscViewerDestroy">PetscViewerDestroy</A>().
<P>
Information about the AMS (ALICE Memory Snooper) is available via
http://www.mcs.anl.gov/ams.
<P>
<P>
<H3><FONT COLOR="#CC3333">See Also</FONT></H3>
<A HREF="../Sys/PetscObjectPublish.html#PetscObjectPublish">PetscObjectPublish</A>(), <A HREF="../Viewer/PetscViewerDestroy.html#PetscViewerDestroy">PetscViewerDestroy</A>(), <A HREF="../Viewer/PetscViewerStringSPrintf.html#PetscViewerStringSPrintf">PetscViewerStringSPrintf</A>()
<BR>
<P>
<P><B><P><B><FONT COLOR="#CC3333">Level:</FONT></B>advanced
<BR><FONT COLOR="#CC3333">Location:</FONT></B><A HREF="../../../src/sys/src/viewer/impls/ams/amsopen.c.html#PetscViewerAMSOpen">src/sys/src/viewer/impls/ams/amsopen.c</A>
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