Re: [Freesurfer] -openmp 8 and -use-gpu questions

2015-05-01 Thread Krieger, Donald N.
, 2015 1:41 AM To: Freesurfer support list Subject: Re: [Freesurfer] -openmp 8 and -use-gpu questions I'm testing the total processing time of recon-all -all using -openmp 4,6,8,12 . The runs with 4 and 6 threads took almost the same amount of time. The runs with 8 and 12 threads took

Re: [Freesurfer] -openmp 8 and -use-gpu questions

2015-05-01 Thread Bruce Fischl
-Original Message- From: freesurfer-boun...@nmr.mgh.harvard.edu [mailto:freesurfer- boun...@nmr.mgh.harvard.edu] On Behalf Of zkauf...@nmr.mgh.harvard.edu Sent: Friday, May 01, 2015 1:41 AM To: Freesurfer support list Subject: Re: [Freesurfer] -openmp 8 and -use-gpu questions I'm testing

Re: [Freesurfer] -openmp 8 and -use-gpu questions

2015-04-30 Thread zkaufman
I'm testing the total processing time of recon-all -all using -openmp 4,6,8,12 . The runs with 4 and 6 threads took almost the same amount of time. The runs with 8 and 12 threads took almost the same amount of time. (1)Is the work divided evenly between the threads (mri_ca_register,

[Freesurfer] -openmp 8 and -use-gpu questions

2015-04-30 Thread Krieger, Donald N.
I'm testing the total processing time of recon-all -all using -openmp 4,6,8,12 . The runs with 4 and 6 threads took almost the same amount of time. The runs with 8 and 12 threads took almost the same amount of time. (1)Is the work divided evenly between the threads (mri_ca_register,