Dear Freesurfer experts, Does the parallelization work with Freesurfer 6.0 under MacOS? Best regards
Francesco Cardinale, MD Neurosurgeon "Claudio Munari" Centre for Epilepsy and Parkinson Surgery - Ospedale Niguarda "Ca' Granda" Piazza dell'Ospedale Maggiore, 3 - 20162 - Milano - Italia <x-apple-data-detectors://0/0> phone 0039 02 64442917 <tel:0039%2002%2064442917> fax 0039 02 64442868 <tel:0039%2002%2064442868> e-mail francesco.cardin...@ospedaleniguarda.it <mailto:francesco.cardin...@ospedaleniguarda.it> > Il giorno 13 feb 2017, alle ore 23:13, Francis Tyson Thomas > <francisttho...@email.arizona.edu> ha scritto: > > Hi, > > I have run recon-all with both -parallel enabled (including different openmp > threads) and disabled and I'm not able to get processing times same as the > information provided in recon-all help. The CPU used is Dual Intel Xeon > E5-2623 v3 paired with 32GB DDR4 RAM. Is the configuration presented in > recon-all help a dual cpu configuration? > > Following are the runtimes I have obtained, > > no parallelization : 7 hrs and 58 > mins > -parallel (coarse parallelization) : 4 hrs and 39 mins > -parallel (fine parallelization; -openmp 8) : 4 hrs and 34 mins > -parallel (fine parallelization; -openmp 14) : 4 hrs and 37 mins > > Somehow varying the number of threads is having no effect in the execution > time of recon-all as can been seen from the processing times. If you can > explain what could be possibly going wrong here, it will help me in speeding > it up further. > > Thanks, > Tyson > _______________________________________________ > Freesurfer mailing list > Freesurfer@nmr.mgh.harvard.edu > https://mail.nmr.mgh.harvard.edu/mailman/listinfo/freesurfer > > > The information in this e-mail is intended only for the person to whom it is > addressed. If you believe this e-mail was sent to you in error and the e-mail > contains patient information, please contact the Partners Compliance HelpLine > at > http://www.partners.org/complianceline . If the e-mail was sent to you in > error > but does not contain patient information, please contact the sender and > properly > dispose of the e-mail.
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