[Numpy-discussion] Numpy Segmentation Fault

Yogesh Tomar ytomar@gmail....
Thu Apr 8 11:17:02 CDT 2010


Here it is

atlas_threads_info:
    libraries = ['lapack', 'ptf77blas', 'ptcblas', 'atlas']
    library_dirs = ['/home/eqan/tapas/install/atlas/64/lib']
    language = f77

blas_opt_info:
    libraries = ['ptf77blas', 'ptcblas', 'atlas']
    library_dirs = ['/home/eqan/tapas/install/atlas/64/lib']
    define_macros = [('ATLAS_INFO', '"\\"3.8.3\\""')]
    language = c

atlas_blas_threads_info:
    libraries = ['ptf77blas', 'ptcblas', 'atlas']
    library_dirs = ['/home/eqan/tapas/install/atlas/64/lib']
    language = c

lapack_opt_info:
    libraries = ['lapack', 'ptf77blas', 'ptcblas', 'atlas']
    library_dirs = ['/home/eqan/tapas/install/atlas/64/lib']
    define_macros = [('ATLAS_INFO', '"\\"3.8.3\\""')]
    language = f77

lapack_mkl_info:
  NOT AVAILABLE

blas_mkl_info:
  NOT AVAILABLE

mkl_info:
  NOT AVAILABLE


Regards,
Yogesh Tomar


On Thu, Apr 8, 2010 at 9:34 PM, Bruce Southey <bsouthey@gmail.com> wrote:

>  On 04/08/2010 10:05 AM, Yogesh Tomar wrote:
>
> I have confirmed it,
> It seems like this is a garbage collection issue and very likely a ref
> count one.
>
> How can these kind of things can be fixed?
>
> Regards,
> Yogesh Tomar
>
>
> On Tue, Apr 6, 2010 at 6:12 PM, Yogesh Tomar <ytomar@gmail.com> wrote:
>
>> I also think the same. There is some problem with my python installation.
>> Because a similar installation python-2.6.4 and numpy-1.3.0 which I did
>> elsewhere does not seg fault for the same code.
>>
>> But I need your help to figure it out.
>> Can you please elaborate on ref count bug? that might help.
>>
>> Regards,
>> Yogesh Tomar
>>
>>
>>
>> On Tue, Apr 6, 2010 at 5:17 PM, David Cournapeau <cournape@gmail.com>wrote:
>>
>>> On Tue, Apr 6, 2010 at 8:28 PM, Yogesh Tomar <ytomar@gmail.com> wrote:
>>> > numpy 1.3.0 also segfaults the same way.
>>>
>>>  I mean building numpy 1.3.0 against python 2.6.1 instead of 2.6.4 -
>>> since the crash happen on a python you built by yourself, that's the
>>> first thing I would look into before looking into numpy or python bug.
>>>
>>> > Is it the problem with libc library?
>>>
>>>  Very unlikely, this looks like a ref count bug,
>>>
>>> cheers,
>>>
>>> David
>>>
>>    Hi,
> Based on the list, I always suspect lapack/atlas issues when I see problems
> related to eigenvalues.
>
> What is configuration including lapack/atlas ie the output from
> 'numpy.show_config()'?
>
>
>
> Bruce
>
>
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>
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