<div dir="auto"><div>If there are 96 instances, that means that aprun is your Cray version of mpirun. In that case it is what you use when you define the parallel options (WIEN_MPI_RUN) in WIEN2K_parallel_options (normally when you setup the codr).<div dir="auto"><br></div><div dir="auto">You need to work out how to generate your .machines file. This file tells the W2k scripts how to split up the tasks for parallel operation. Please read carefully the section in the user guide on this -- then read it again at least once more! As part of this you need to know how to submit a job, and pass options and PATH parameters.</div><div dir="auto"><br></div><div dir="auto">If you just ask your sysadmin "how do I run Wien2k", I am not surprised that they are not so helpful. What you need to do is sit down with them with the documentation and perhaps a dosa, and go over what is needed.</div><div dir="auto"><br></div><div dir="auto">As I mentioned before, I don't use a Cray so it is hard to give accurate advice.<br><div dir="auto"><br><br><div data-smartmail="gmail_signature" dir="auto">_____<br>Professor Laurence Marks<br>"Research is to see what everybody else has seen, and to think what nobody else has thought", Albert Szent-Györgyi<br><a href="http://www.numis.northwestern.edu">www.numis.northwestern.edu</a></div></div></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Sat, Sep 11, 2021, 06:55 venky ch <<a href="mailto:chvenkateshphy@gmail.com">chvenkateshphy@gmail.com</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><div class="gmail_quote"><div dir="ltr"><div>Dear Prof.Marks,</div><div><br></div><div>The Cray admin here also doesn't know how to run the wien2k on the Cray system. I had also run the wien2k job as you suggested after generating a .machines file at the service nodes in the same job.</div><div><br></div><div>the command used here is "aprun -j 1 -n 96 wien_run.sh" . I think things became tougher than earlier. Please find the attached error files. In the error file each line of error repeats 96 times. This means 96 similar (serial) jobs are assigned to the 96 cores.</div><div><br></div><div><br></div><div>====== wien_run.sh ==</div><div>#!/bin/bash<br><br><br>export PATH=$WIENROOT:$PATH<br><br>which lapw0 >> output.dat<br>x lapw0 -p<br>run_lapw -p -NI -i 400 -ec 0.00001 -cc 0.0001<br></div><div><br></div><div>===================== error file ========</div><div><br></div><div>/dev/stdout: Permission denied.<br></div><div>/dev/stdout: Permission denied.<br></div><div>/dev/stdout: Permission denied.<br></div><div>.</div><div>.</div><div>.</div><div>.</div><div>.</div><div>/dev/stdout: Permission denied. (96 lines)<br></div><div>/var/tmp/pbs.181442.sdb/sh.2nRyZ4: No such file or directory.<br>/var/tmp/pbs.181442.sdb/sh.Co8pS7: No such file or directory.<br>/var/tmp/pbs.181442.sdb/sh.ui6kj1: No such file or directory.<br></div><div>.</div><div>.</div><div>.</div><div>.</div><div>.</div><div>mv: cannot stat '.tmp': No such file or directory<br></div><div>.</div><div>.</div><div>.</div><div>grep: *scf1*: No such file or directory<br></div><div>.</div><div>.</div><div>.</div><div>grep: lapw2*.error: No such file or directory<br></div><div>.</div><div>.</div><div>.</div><div>mv: cannot move '.tmp' to 'test7.dayfile': No such file or directory<br>/dev/stdout: No such file or directory.<br></div><div>.</div><div>.</div><div>.</div><div>.===========</div><div><br></div><div>==========test7.dayfile ====</div><div><br></div><div><br>> stop error<br><br>> stop error<br><br>> stop error<br><br>> stop error<br><br>> stop error<br><br>> stop error<br><br>> stop error<br><br>> stop error<br><br>> stop error<br><br>> stop error<br><br>> stop error<br><br>> stop error<br><br>> stop error<br><br>> stop error<br></div><div><br></div><div>============</div><div><br></div><div>Please someone help me to run the wien2k on the Cray system.</div><div><br></div><div>thank you<br></div><div><br></div>with best regards.<br clear="all"><div><div dir="ltr" data-smartmail="gmail_signature"><div dir="ltr">Venkatesh<div>Postdoctoral Fellow, </div><div>Department of Instrumentation and Applied Physics </div><div>IISc Bangalore, India</div></div></div></div></div>
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