Re: [Freesurfer] OpenMP and non-OpenMP output is different at mri_ca_register

2014-03-07 Thread Chris Adamson
output is different at mri_ca_register Do you get the same difference if you run an open MP version but force it to use only one thread? doug On 03/07/2014 03:52 PM, Z K wrote: > Hello Chris, > > Extremely coincidentally I just recently started researching subtle > variations b

Re: [Freesurfer] OpenMP and non-OpenMP output is different at mri_ca_register

2014-03-07 Thread Douglas N Greve
Do you get the same difference if you run an open MP version but force it to use only one thread? doug On 03/07/2014 03:52 PM, Z K wrote: > Hello Chris, > > Extremely coincidentally I just recently started researching subtle > variations between recon-all when run on OSX vs Linux, and just > ye

Re: [Freesurfer] OpenMP and non-OpenMP output is different at mri_ca_register

2014-03-07 Thread Z K
Hello Chris, Extremely coincidentally I just recently started researching subtle variations between recon-all when run on OSX vs Linux, and just yesterday found the EXACT same thing. The OSX build does not support openmp whereas the Linux build does and I get very minor but detectable differen