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<div class="moz-cite-prefix">Hello,<br>
<br>
Sorry for the late reply. We are extremely busy right now.<br>
<br>
We have tried many different options after posting that how-to.
Some of them work to some extent. However, for the time being, we
have been unable to produce a fully-functional binary.<br>
<br>
We will keep trying as soon as we find some time and posta new
how-to here in case we find an improved procedure.<br>
<br>
Kind regards.<br>
<br>
Miro<br>
prosciens.lu<br>
<br>
On 01/09/2013 06:49 PM, labicia wrote:<br>
</div>
<blockquote
cite="mid:ffbc19d6-40c3-4e...@googlegroups.com"
type="cite">We have followed the instructions of the given link
but found the following problem:
<div><br>
</div>
<div>NO COMPILATION due to undefined reference to "<span
style="color: rgb(51, 51, 51); font-family: 'Helvetica Neue',
Helvetica, Arial, sans-serif; font-size: 15px; line-height:
21px;">cuda_d_gemm"</span></div>
<div><font color="#333333" face="Helvetica Neue, Helvetica, Arial,
sans-serif"><span style="font-size: 15px; line-height: 21px;"><br>
</span></font></div>
<div><font color="#333333" face="Helvetica Neue, Helvetica, Arial,
sans-serif"><span style="font-size: 15px; line-height: 21px;">We
are using CUDA Version 5.0.</span></font></div>
<div><font color="#333333" face="Helvetica Neue, Helvetica, Arial,
sans-serif"><span style="font-size: 15px; line-height: 21px;"><br>
</span></font></div>
<div><font color="#333333" face="Helvetica Neue, Helvetica, Arial,
sans-serif"><span style="font-size: 15px; line-height: 21px;">Removing </span></font>"<span
style="color: rgb(51, 51, 51); font-family: 'Helvetica Neue',
Helvetica, Arial, sans-serif; font-size: 15px; line-height:
21px;">cuda_d_gemm" we are able to compile, obtaining a
speedup of 150% in the test with 128 water molecules with
respect to no GPU usage.</span></div>
<div><span style="color: rgb(51, 51, 51); font-family: 'Helvetica
Neue', Helvetica, Arial, sans-serif; font-size: 15px;
line-height: 21px;">Is it possible to get better results
improving the compilation options?</span></div>
<div><font color="#333333" face="Helvetica Neue, Helvetica, Arial,
sans-serif"><span style="font-size: 15px; line-height: 21px;"><br>
</span></font></div>
<div><font color="#333333" face="Helvetica Neue, Helvetica, Arial,
sans-serif"><span style="font-size: 15px; line-height: 21px;">Moreover,
we have some concern regarding the usage of both flags:</span></font></div>
<div><font color="#333333" face="Helvetica Neue, Helvetica, Arial,
sans-serif"><span style="font-size: 15px; line-height: 21px;"> "__CUDAPW
and __FFTSGL" </span></font></div>
<div><font color="#333333" face="Helvetica Neue, Helvetica, Arial,
sans-serif"><span style="font-size: 15px; line-height: 21px;">together
with " __CUBLASDP".</span></font></div>
<div><font color="#333333" face="Helvetica Neue, Helvetica, Arial,
sans-serif"><span style="font-size: 15px; line-height: 21px;">In
the README of CP2K/cuda_tools it seems that first couple of
flags should be used instead of </span></font><span
style="color: rgb(51, 51, 51); font-family: 'Helvetica Neue',
Helvetica, Arial, sans-serif; font-size: 15.555556297302246px;
line-height: 21px;"> " __CUBLASDP".</span></div>
<div><font color="#333333" face="Helvetica Neue, Helvetica, Arial,
sans-serif"><span style="font-size: 15px; line-height: 21px;"><br>
</span></font></div>
<div><font color="#333333" face="Helvetica Neue, Helvetica, Arial,
sans-serif"><span style="font-size: 15px; line-height: 21px;">Any
advice is mostly welcome. We are moving our first steps in
the usage of CUDA.</span></font></div>
<div><font color="#333333" face="Helvetica Neue, Helvetica, Arial,
sans-serif"><span style="font-size: 15px; line-height: 21px;"><br>
</span></font></div>
<div><font color="#333333" face="Helvetica Neue, Helvetica, Arial,
sans-serif"><span style="font-size: 15px; line-height: 21px;">Thanks
a lot!</span></font></div>
<div><font color="#333333" face="Helvetica Neue, Helvetica, Arial,
sans-serif"><span style="font-size: 15px; line-height: 21px;">Marco
and Andrea</span></font></div>
<div><font color="#333333" face="Helvetica Neue, Helvetica, Arial,
sans-serif"><span style="font-size: 15px; line-height: 21px;"><br>
</span></font></div>
<div><font color="#333333" face="Helvetica Neue, Helvetica, Arial,
sans-serif"><span style="font-size: 15px; line-height: 21px;"><br>
</span></font></div>
<div><br>
Il giorno sabato 1 dicembre 2012 00:16:56 UTC+1, mirix ha
scritto:
<blockquote class="gmail_quote" style="margin: 0;margin-left:
0.8ex;border-left: 1px #ccc solid;padding-left: 1ex;">I hope
that this how-to will save some time to people willing to
build CP2K with GNU compilers:<br>
<br>
<a moz-do-not-send="true"
href="http://prosciens.com/logbook/2012/11/30/notes-on-building-parallel-and-cuda-enabled-cp2k-in-a-linux-box-with-gnu-compilers/"
target="_blank">http://prosciens.com/logbook/<wbr>2012/11/30/notes-on-building-<wbr>parallel-and-cuda-enabled-<wbr>cp2k-in-a-linux-box-with-gnu-<wbr>compilers/</a><br>
<br>
</blockquote>
</div>
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<br>
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