[SciPy-dev] test_arpack errors on 64bit Linux

Jarrod Millman millman@berkeley....
Thu Aug 14 15:26:28 CDT 2008


I am getting test_arpack errors on 64bit Linux, but not 32bit Linux.
Is anyone else seeing this?  I would like to get these fixed before
releasing the 0.7.0b1.

>>> scipy.test()
Running unit tests for scipy
NumPy version 1.2.0.dev5629
NumPy is installed in /usr/lib64/python2.5/site-packages/numpy
SciPy version 0.7.0.dev4637
SciPy is installed in /usr/lib64/python2.5/site-packages/scipy
Python version 2.5.1 (r251:54863, Jul 10 2008, 17:25:56) [GCC 4.1.2
20070925 (Red Hat 4.1.2-33)]
nose version 0.10.3

<snip>

======================================================================
ERROR: test_nonsymmetric_modes (test_arpack.TestEigenNonSymmetric)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/usr/lib64/python2.5/site-packages/scipy/sparse/linalg/eigen/arpack/tests/test_arpack.py",
line 204, in test_nonsymmetric_modes
    self.eval_evec(m,typ,k,which)
  File "/usr/lib64/python2.5/site-packages/scipy/sparse/linalg/eigen/arpack/tests/test_arpack.py",
line 186, in eval_evec
    eval,evec=eigen(a,k,which=which,**kwds)
  File "/usr/lib64/python2.5/site-packages/scipy/sparse/linalg/eigen/arpack/arpack.py",
line 220, in eigen
    raise RuntimeError("Error info=%d in arpack"%info)
RuntimeError: Error info=-9 in arpack

======================================================================
ERROR: test_starting_vector (test_arpack.TestEigenNonSymmetric)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/usr/lib64/python2.5/site-packages/scipy/sparse/linalg/eigen/arpack/tests/test_arpack.py",
line 214, in test_starting_vector
    self.eval_evec(self.symmetric[0],typ,k,which='LM',v0=v0)
  File "/usr/lib64/python2.5/site-packages/scipy/sparse/linalg/eigen/arpack/tests/test_arpack.py",
line 186, in eval_evec
    eval,evec=eigen(a,k,which=which,**kwds)
  File "/usr/lib64/python2.5/site-packages/scipy/sparse/linalg/eigen/arpack/arpack.py",
line 220, in eigen
    raise RuntimeError("Error info=%d in arpack"%info)
RuntimeError: Error info=-9 in arpack

======================================================================
ERROR: test_starting_vector (test_arpack.TestEigenSymmetric)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/usr/lib64/python2.5/site-packages/scipy/sparse/linalg/eigen/arpack/tests/test_arpack.py",
line 116, in test_starting_vector
    self.eval_evec(self.symmetric[0],typ,k,which='LM',v0=v0)
  File "/usr/lib64/python2.5/site-packages/scipy/sparse/linalg/eigen/arpack/tests/test_arpack.py",
line 95, in eval_evec
    eval,evec=eigen_symmetric(a,k,which=which,**kwds)
  File "/usr/lib64/python2.5/site-packages/scipy/sparse/linalg/eigen/arpack/arpack.py",
line 464, in eigen_symmetric
    raise RuntimeError("Error info=%d in arpack" % info)
RuntimeError: Error info=-9 in arpack

======================================================================
ERROR: test_symmetric_modes (test_arpack.TestEigenSymmetric)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/usr/lib64/python2.5/site-packages/scipy/sparse/linalg/eigen/arpack/tests/test_arpack.py",
line 108, in test_symmetric_modes
    self.eval_evec(self.symmetric[0],typ,k,which)
  File "/usr/lib64/python2.5/site-packages/scipy/sparse/linalg/eigen/arpack/tests/test_arpack.py",
line 95, in eval_evec
    eval,evec=eigen_symmetric(a,k,which=which,**kwds)
  File "/usr/lib64/python2.5/site-packages/scipy/sparse/linalg/eigen/arpack/arpack.py",
line 464, in eigen_symmetric
    raise RuntimeError("Error info=%d in arpack" % info)
RuntimeError: Error info=-9 in arpack


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