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Hello, I'm trying to use Darshan for the first time to get the I/O profil of several kinds of jobs (Fortran and Python). For the Fortran jobs I have no issue, I get 1 darshan logfile per execution and I can build a report with this command python</div>
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<html><body><div style="font-family: arial,helvetica,sans-serif; font-size: 10pt; color: #000000"><div>Hello,<br><br></div><div>I'm trying to use Darshan for the first time to get the I/O profil of several kinds of jobs (Fortran and Python).<br data-mce-bogus="1"></div><div>For the Fortran jobs I have no issue, I get 1 darshan logfile per execution and I can build a report with this command <!--StartFragment-->python -m darshan summary "log.darshan".<!--EndFragment--><br data-mce-bogus="1"></div><div><br data-mce-bogus="1"></div><div>For the Python jobs, I use <!--StartFragment-->export DARSHAN_ENABLE_NONMPI=1<!--EndFragment--> before running the job.</div><div>My Python script uses multiprocessing to read several files in parallel. I get one darshan logfile for each sub-process at the end of the execution.<br data-mce-bogus="1"></div><div><br data-mce-bogus="1"></div><div>I have tried to use " <!--StartFragment-->python -m darshan summary<!--EndFragment--> " to get a report merging all the logfiles but did not manage to get the right syntax. I am wondering if what I want to do is even possible with Pydarshan. <br data-mce-bogus="1"></div><div>I tried using the "--include_names" argument but it seems to be a filter on the files accessed by the job and not on the log files themselves.<br data-mce-bogus="1"></div><div><br data-mce-bogus="1"></div><div>Can someone confirm me if it's possible to 'merge' several logfiles in one report or not ?<br data-mce-bogus="1"></div><div><br data-mce-bogus="1"></div><div>best regards,<br data-mce-bogus="1"></div><div>Niels</div><div data-marker="__SIG_POST__">-- <br></div><div>----- Météo-France -----<br>OGER NIELS<br>DSI/D - Chef de projet Calcul Intensif<br>niels.oger@meteo.fr<br>Fixe : +33 561078198</div></div></body></html>