<font color="#3333ff"><span class="Apple-style-span" style="color: rgb(0, 0, 0); font-family: 'Times New Roman'; font-size: medium; "><pre>On Aug 30, 2011, at 12:29 , Ramesh Kumar wrote:</pre></span><span class="Apple-style-span" style="color: rgb(0, 0, 0); font-family: 'Times New Roman'; font-size: medium; "><pre>
><i> My problem is, when I use the older version of PWScf (v.4.0.1),
</i>><i> the output file is writing that the program is using a parallel
</i>><i> distributed memory algorithm and when I use the new version
</i>><i> (v.4.3.1), a serial algorithm was used. Would you please let
</i>><i> me know the possible cause.
</i>
different default behavior. The parallel subspace diagonalization
is not always convenient wrt the serial one so it is no longer
assumed by default. You can explicitly select parallel subspace
diagonalization with command-line option "-ndiag N", with N a
square integer
P.
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Paolo Giannozzi, Dept of Chemistry&Physics&Environment,
Univ. Udine, via delle Scienze 208, 33100 Udine, Italy
Phone +39-0432-558216, fax +39-0432-558222
</pre><div><br></div></span><span class="Apple-style-span" style="color: rgb(0, 0, 0); "> </span><br></font><div class="gmail_quote"><div>Dear Paolo Giannozzi,</div><div><br></div><div>With this command-line option I am able to use the parallel subspace diagonalization. Thank you very much.</div>
<div><br></div><div><br></div><div><br></div><div><br></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex;"><div class="gmail_quote"><div><b><font color="#000099">With Best Regards:</font></b></div>
</div><b><font color="#000099"><br></font></b><div><b><font color="#000099">CH. Ramesh Kumar,<br>
Research Student,<br>Computational Chemistry Lab,<br>IICT-</font></b><b><font color="#000099"><div style="text-align:left;display:inline !important"><span style="color:rgb(0, 0, 0);font-weight:normal"><b><font color="#000099">Hyderabad.</font></b></span></div>
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