It happens when I run more than 3-4 analyses at once. It appears to be
sensitive to other instances of Matlab being open. however, I don't see
clear evidence I'm memory limited. for example, I'm currently running four
selxavg in parallel, along with a separate melodic analysis. One more would
cause a crash.

free -g returns, in the "free" column:
  mem: 4
  buffers/cache 480
  swap 127

i think this means I have 480gb free, no?

stephen




*stephen v. shepherd   phd*
The Rockefeller University / 1230 York Avenue / New York NY 10065-6307 USA
// 212.327.7699

On Thu, May 19, 2016 at 11:03 AM, Douglas N Greve <gr...@nmr.mgh.harvard.edu
> wrote:

> Does it always die like that? It may be out of memory.
>
> On 05/18/2016 01:50 PM, S.V.Shepherd [work] wrote:
> > Hello,
> >
> > When running more than 3 analyses in parallel in FreeSurfer 5.3, I am
> > getting matlab crashes. Mathworks has politely declined to provide
> > support unless I can replicate outside FsFAST.
> >
> > The errors are variants of
> >
> > """
> >
> > OMP: Error #34: System unable to allocate necessary resources for OMP
> > thread:
> > OMP: System error #11: Resource temporarily unavailable
> >  [...]
> > MATLAB is exiting because of fatal error
> > Killed
> > ------------------------------------------
> > ERROR: fast_selxavg3() failed\n
> >
> > """
> >
> > thread_monitor Resource temporarily unavailable in pthread_create
> > *** glibc detected *** /usr/local/MATLAB/R2015b/bin/glnxa64/MATLAB:
> > double free or corruption (!prev): 0x00007f585308c390 ***
> > Segmentation fault (core dumped)
> >
> > """
> >
> > I have copied Matlab version info below. Any tips on how to troubleshoot?
> >
> >
> ----------------------------------------------------------------------------------------------------
> > MATLAB Version: 8.6.0.267246 (R2015b)
> > MATLAB License Number: 1098672
> > Operating System: Linux 2.6.32-573.18.1.el6.x86_64 #1 SMP Wed Jan 6
> > 11:20:49 EST 2016 x86_64
> > Java Version: Java 1.7.0_60-b19 with Oracle Corporation Java
> > HotSpot(TM) 64-Bit Server VM mixed mode
> >
> ----------------------------------------------------------------------------------------------------
> > MATLAB Version 8.6         (R2015b)
> > Computer Vision System Toolbox Version 7.0         (R2015b)
> > Image Processing Toolbox Version 9.3         (R2015b)
> > Optimization Toolbox Version 7.3         (R2015b)
> > Signal Processing Toolbox Version 7.1         (R2015b)
> > Statistics and Machine Learning Toolbox Version 10.1        (R2015b)
> >
> >
> >
> >
> >
> > _stephen v. shepherd   phd_
> > The Rockefeller University / 1230 York Avenue / New York NY 10065-6307
> > USA // 212.327.7699
> >
> >
> > _______________________________________________
> > Freesurfer mailing list
> > Freesurfer@nmr.mgh.harvard.edu
> > https://mail.nmr.mgh.harvard.edu/mailman/listinfo/freesurfer
>
> --
> Douglas N. Greve, Ph.D.
> MGH-NMR Center
> gr...@nmr.mgh.harvard.edu
> Phone Number: 617-724-2358
> Fax: 617-726-7422
>
> Bugs: surfer.nmr.mgh.harvard.edu/fswiki/BugReporting
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> www.nmr.mgh.harvard.edu/facility/filedrop/index.html
> Outgoing: ftp://surfer.nmr.mgh.harvard.edu/transfer/outgoing/flat/greve/
>
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