You cannot select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
psblas3/docs/html/node104.html

126 lines
3.1 KiB
HTML

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<!--Converted with LaTeX2HTML 2017.2 (Released Jan 23, 2017) -->
<HTML>
<HEAD>
<TITLE>psb_get_rank -- Get the MPI rank</TITLE>
<META NAME="description" CONTENT="psb_get_rank -- Get the MPI rank">
<META NAME="keywords" CONTENT="userhtml">
<META NAME="resource-type" CONTENT="document">
<META NAME="distribution" CONTENT="global">
<META NAME="Generator" CONTENT="LaTeX2HTML v2017.2">
<META HTTP-EQUIV="Content-Style-Type" CONTENT="text/css">
<LINK REL="STYLESHEET" HREF="userhtml.css">
<LINK REL="next" HREF="node105.html">
<LINK REL="previous" HREF="node103.html">
<LINK REL="up" HREF="node99.html">
<LINK REL="next" HREF="node105.html">
</HEAD>
<BODY >
<DIV CLASS="navigation"><!--Navigation Panel-->
<A NAME="tex2html1563"
HREF="node105.html">
<IMG WIDTH="37" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="next" SRC="next.png"></A>
<A NAME="tex2html1559"
HREF="node99.html">
<IMG WIDTH="26" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="up" SRC="up.png"></A>
<A NAME="tex2html1553"
HREF="node103.html">
<IMG WIDTH="63" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="previous" SRC="prev.png"></A>
<A NAME="tex2html1561"
HREF="node1.html">
<IMG WIDTH="65" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="contents" SRC="contents.png"></A>
<BR>
<B> Next:</B> <A NAME="tex2html1564"
HREF="node105.html">psb_wtime Wall</A>
<B> Up:</B> <A NAME="tex2html1560"
HREF="node99.html">Parallel environment routines</A>
<B> Previous:</B> <A NAME="tex2html1554"
HREF="node103.html">psb_get_mpicomm Get</A>
&nbsp; <B> <A NAME="tex2html1562"
HREF="node1.html">Contents</A></B>
<BR>
<BR></DIV>
<!--End of Navigation Panel-->
<H2><A NAME="SECTION00085000000000000000">
psb_get_rank -- Get the MPI rank</A>
</H2>
<P>
<PRE>
call psb_get_rank(rank, icontxt, id)
</PRE>
<P>
This subroutine returns the MPI rank of the PSBLAS process <SPAN CLASS="MATH"><IMG
WIDTH="18" HEIGHT="15" ALIGN="BOTTOM" BORDER="0"
SRC="img129.png"
ALT="$id$"></SPAN>
<DL>
<DT><STRONG>Type:</STRONG></DT>
<DD>Asynchronous.
</DD>
<DT><STRONG><B>On Entry </B></STRONG></DT>
<DD>
</DD>
<DT><STRONG>icontxt</STRONG></DT>
<DD>the communication context identifying the virtual
parallel machine.
<BR>
Scope: <B>global</B>.
<BR>
Type: <B>required</B>.
<BR>
Intent: <B>in</B>.
<BR>
Specified as: an integer variable.
</DD>
<DT><STRONG>id</STRONG></DT>
<DD>Identifier of a process in the PSBLAS virtual parallel machine.
<BR>
Scope: <B>local</B>.
<BR>
Type: <B>required</B>.
<BR>
Intent: <B>in</B>.
<BR>
Specified as: an integer value. <!-- MATH
$0 \le id \le np-1$
-->
<SPAN CLASS="MATH"><IMG
WIDTH="113" HEIGHT="30" ALIGN="MIDDLE" BORDER="0"
SRC="img130.png"
ALT="$0 \le id \le np-1$"></SPAN> </DD>
</DL>
<P>
<DL>
<DT><STRONG><B>On Return</B></STRONG></DT>
<DD>
</DD>
<DT><STRONG>rank</STRONG></DT>
<DD>The MPI rank associated with the PSBLAS process <SPAN CLASS="MATH"><IMG
WIDTH="18" HEIGHT="15" ALIGN="BOTTOM" BORDER="0"
SRC="img129.png"
ALT="$id$"></SPAN>.
<BR>
Scope: <B>local</B>.
<BR>
Type: <B>required</B>.
<BR>
Intent: <B>out</B>.
<BR></DD>
</DL>
<P>
<BR><HR>
</BODY>
</HTML>