[SciPy-User] linalg.eigh hangs only after importing sparse module

[Nicolas Pinto]

Update: the issue was related to atlas-3.8.0, upgrading to 3.8.2 or to
the 3.9.* series fixed the issue.

HTH

n

On Thu, Apr 5, 2012 at 3:00 PM, Pauli Virtanen <pav at iki.fi> wrote:
> 05.04.2012 20:33, Nicolas Pinto kirjoitti:
>> I tried (in a virtualenv) to compile with gcc-4.2.4, gcc-4.3.6 and
>> gcc-4.4.6 and all failed. Any suggestion on what to try next?
>
> Suggestions
>
> - Check with different versions of ATLAS and Lapack.
>
> - Run the program under valgrind, with python-specific suppressions
>  enabled. Python's source distribution has a suppression file for
>  Valgrind.
>
> - Run the program in gdb, first having compiled everything with debug
>  symbols. (OPT="-ggdb" FOPT="-ggdb" python setup.py build ...)
>
>  Check if the values passed down to the LAPACK routine are OK.
>
> Unfortunately, these take some work.
>
>        Pauli
>
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-- 
Nicolas Pinto
http://web.mit.edu/pinto