Hi Simone, I ran into the same issue in the past. You need to set environment variable CUDA_VISIBLE_DEVICES to only contain the device you want to submit the recon-all to. eg. export CUDA_VISIBLE_DEVICES=0 ;recon-all -s ... -i ...... You have to balance yourself between the GPU available.
Basile On Wed, Dec 21, 2016 at 9:48 AM, simone coscetti <simone.cosce...@pi.infn.it > wrote: > Hello FreeSurfer Developers, > > I’m attempting to make some performances evaluation on recon-all using > GPUs on a node with 4 nVidia K80. > Submitting different instances of recon-all on 8 different subjects, every > instance run on the same device (#0), compromising the efficiency of the > test. > Is there a way to address different instances on different devices? > Thank you in advance. > > FreeSurfer version: freesurfer-Linux-centos6_x86_ > 64-stable-pub-v5.3.0.tar.gz > cudawn9:~ # cat /etc/SuSE-release > SUSE Linux Enterprise Server 11 (x86_64) > VERSION = 11 > PATCHLEVEL = 4 > cudawn9:~ # uname -a > Linux cudawn9 3.0.101-63-default #1 SMP Tue Jun 23 16:02:31 UTC 2015 > (4b89d0c) x86_64 x86_64 x86_64 GNU/Linux > > Simone > > > > _______________________________________________ > 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. > > -- Basile Pinsard *PhD candidate, * Laboratoire d'Imagerie Biomédicale, UMR S 1146 / UMR 7371, Sorbonne Universités, UPMC, INSERM, CNRS *Brain-Cognition-Behaviour Doctoral School **, *ED3C*, *UPMC, Sorbonne Universités Biomedical Sciences Doctoral School, Faculty of Medicine, Université de Montréal CRIUGM, Université de Montréal
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