<html><head><meta http-equiv="Content-Type" content="text/html charset=windows-1252"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><div><div>Dear Paolo,</div><div><br></div><div>On Aug 16, 2012, at 10:12 PM, Paolo Giannozzi <<a href="mailto:giannozz@democritos.it">giannozz@democritos.it</a>> wrote:</div><blockquote type="cite">On Aug 16, 2012, at 11:51 , Filippo Spiga wrote:<br><br><blockquote type="cite">I do not see a any reasonable reason to compile QE using Intel compiler on a CRAY, the PGI compiler (usually the default) works. Moreover it is weird that mpif90 is called because CRAY systems the correct FORTRAN compiler is always "ftn" (that is actually a wrapper to whatever compiler is selected through the modules loaded). Anyway, I am currently using the CRAY XE6 installed at CSCS in Switzerland (MonteRosa) and I simply use the PGI compiler and the default CRAY LibSci.<br></blockquote><br>before leaving for vacations, I had a different report by Giovanni Pizzi (CC: here) for<br>exactly the same machine: various problems with the cray compiler, either in the<br>compilation phase or in execution. I was surprised because the ftn compiler on cray<br>has always been working very reliably. Did you need ./configure --disable-wrappers<br>to prevent ./configure from stopping in the C-to-fortran interface check, by the way?<br></blockquote><div><br></div><div>From my experience no, I never had big or blocking problems with the ftn/cc wrappers. However I have to admit that despite CRAY provide an "uniform and fairly easy" environment, every machine is unique. My experience on CRAY systems can be summarized in this way:</div><div>- PGI compiler (loading pgi-env) + CRAY LibSci + ftn/cc wrappers --> ok </div><div>- CRAY compiler (loading cray-env) + CRAY LibSci + ftn/cc wrappers --> compilation fails</div><div>- PGI compiler (loading pgi-env) + CRAY LibSci + ftn/cc wrappers + CUDA (XK6 machines) --> ok </div><div><div>- Intel compiler (loading intel-env) + MKL + ftn/cc wrappers + CUDA (XK6 machines) --> ok (but I tried only few times)</div><div>- Intel compiler (loading intel-env) + ACML + ftn/cc wrappers + CUDA (XK6 machines) --> ok (but I tried only few times)</div><div><br></div><div>On a CRAY testing machine (so, not a common case) I had to unload some modules ("$ <span style="font-family: Arial; ">module unload atp totalview-support xt-totalview hss-llm"), </span><span style="font-family: Arial; ">This is the only "weird" thing I did to compile and run QE.</span></div><div><br></div></div><div>I did not mention in my previous email the option "--disable-wrapper: because I was curious to hear from Miller if using PGI compiler (instead of Intel) and "ARCH=crayxt" was enough to solve the problem. Of course if something goes wrong the first thing that I probably would suggest is to try --disable-wrapper but also I would check if there is some error/mistake/typo in the modulefile. That's something that the user support people should do, not the user.</div><div><br></div><div><div>@Giovanni, I wrote an email to Emine with some hints related to Monte Rosa. She has more details for that specific machine.</div><div><br></div></div><div>HTH</div><div><br></div></div><div>Ciao!</div><div>F.</div><div> </div><div apple-content-edited="true">
<div style="color: rgb(0, 0, 0); font-family: Helvetica; font-size: medium; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-align: -webkit-auto; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><div style="color: rgb(0, 0, 0); font-family: Helvetica; font-size: medium; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-align: -webkit-auto; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><span class="Apple-style-span" style="border-collapse: separate; border-spacing: 0px; "><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><span class="Apple-style-span" style="border-collapse: separate; orphans: 2; text-align: -webkit-auto; text-indent: 0px; widows: 2; border-spacing: 0px; "><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><span class="Apple-style-span" style="border-collapse: separate; orphans: 2; text-align: -webkit-auto; text-indent: 0px; widows: 2; border-spacing: 0px; "><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><span class="Apple-style-span" style="border-collapse: separate; orphans: 2; text-align: -webkit-auto; text-indent: 0px; widows: 2; border-spacing: 0px; "><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><span class="Apple-style-span" style="border-collapse: separate; orphans: 2; text-indent: 0px; widows: 2; border-spacing: 0px; "><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><span class="Apple-style-span" style="border-collapse: separate; orphans: 2; text-indent: 0px; widows: 2; border-spacing: 0px; "><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><span class="Apple-style-span" style="border-collapse: separate; orphans: 2; text-indent: 0px; widows: 2; border-spacing: 0px; "><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><span class="Apple-style-span" style="border-collapse: separate; orphans: 2; text-indent: 0px; widows: 2; border-spacing: 0px; "><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><span class="Apple-style-span" style="border-collapse: separate; orphans: 2; text-indent: 0px; widows: 2; border-spacing: 0px; "><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><span class="Apple-style-span" style="border-collapse: separate; orphans: 2; text-indent: 0px; widows: 2; border-spacing: 0px; "><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><span class="Apple-style-span" style="border-collapse: separate; orphans: 2; text-indent: 0px; widows: 2; border-spacing: 0px; "><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><span class="Apple-style-span" style="border-collapse: separate; orphans: 2; text-indent: 0px; widows: 2; border-spacing: 0px; "><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><span class="Apple-style-span" style="border-collapse: separate; orphans: 2; text-indent: 0px; widows: 2; border-spacing: 0px; "><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><span class="Apple-style-span" style="border-collapse: separate; orphans: 2; text-indent: 0px; widows: 2; border-spacing: 0px; "><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; ">--<br>Mr. Filippo SPIGA, M.Sc., Ph.D. Candidate <br>CADMOS - Chair of Numerical Algorithms and HPC (ANCHP)<br>École Polytechnique Fédérale de Lausanne (EPFL)<br><a href="http://anchp.epfl.ch">http://anchp.epfl.ch</a> ~ <a href="http://filippospiga.me">http://filippospiga.me</a> ~ skype: filippo.spiga<br><br>«Nobody will drive us out of Cantor's paradise.» ~ David Hilbert</div></span></div></span></div></span></div></span></div></span></div></span></div></span></div></span></div></span></div></span></div></span></div></span></div></span></div></span></div></div>
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