Re: [Freesurfer] Parallelization not working as implemented

2017-02-17 Thread Bird, Christopher
once a subject has completed (--group) d. The subject ID in your subjects folder will be the name of the raw file without the extension Regards, Chris -Original Message- From: Z K [mailto:zkauf...@nmr.mgh.harvard.edu] Sent: Tuesday, February 14, 2017 9:09 AM To: freesurfer@nmr.mgh.har

Re: [Freesurfer] Parallelization not working as implemented

2017-02-14 Thread Z K
I will have to inspect our Mac test results for parallel processing, but generally speaking we do not see much performance increase in terms of run times after using 4 threads. On 02/13/2017 06:13 PM, Francis Tyson Thomas wrote: > I did provide the execution times in my first email. I have copie

Re: [Freesurfer] Parallelization not working as implemented

2017-02-13 Thread Douglas N Greve
What are your execution times? Can you send the recon-all files for your parallel and non-parallel runs? If you run it with -time, then lots of information will be printed to the log for each command. This can be helpful for debugging these types of things. On 02/13/2017 05:13 PM, Francis Tyso

[Freesurfer] Parallelization not working as implemented

2017-02-13 Thread Francis Tyson Thomas
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 present