Checked whether you have permission to access /dev/nv*
Hope that helps, Andreas Lucia Morganti <lucia.morga...@cnaf.infn.it> writes: > on my Linux: > > $ lsb_release -a > LSB Version: > :base-4.0-amd64:base-4.0-noarch:core-4.0-amd64:core-4.0-noarch:graphics-4.0-amd64:graphics-4.0-noarch:printing-4.0-amd64:printing-4.0-noarch > Distributor ID: CentOS > Description: CentOS release 6.6 (Final) > Release: 6.6 > Codename: Final > > I have python 2.6.6, numpy-1.4.1-9.el6.x86_64, cuda 6.5. > I tried to install pyCuda following the wiki: > > $wget > https://pypi.python.org/packages/source/p/pycuda/pycuda-2014.1.tar.gz#md5=fdc2f59e57ab7256a7e0df0d9d943022 > $tar xvf pycuda-2014.1.tar.gz > $cd pycuda-2014.1 > $python configure.py --cuda-root=/usr/local/cuda-6.5 > $make install > $cd test/ > $python test_driver.py > > but this gives huge amount of errors like: > > > # python test_driver.py > ====================================================== test session > starts ====================================================== > platform linux2 -- Python 2.6.6 -- py-1.4.26 -- pytest-2.6.4 > collected 23 items > > test_driver.py FFFFFFFFFFFFFFFFxFFFFF. > > =========================================================== FAILURES > ============================================================ > ________________________________________________ > TestDriver.test_simple_kernel_2 > ________________________________________________ > > args = (<test_driver.TestDriver instance at 0x21d9320>,), kwargs = {} > pycuda = <module 'pycuda' from > '/usr/lib64/python2.6/site-packages/pycuda-2014.1-py2.6-linux-x86_64.egg/pycuda/__init__.pyc'> > > def f(*args, **kwargs): > import pycuda.driver > # appears to be idempotent, i.e. no harm in calling it more > than once > pycuda.driver.init() > > > ctx = make_default_context() > > /usr/lib64/python2.6/site-packages/pycuda-2014.1-py2.6-linux-x86_64.egg/pycuda/tools.py:448: > > > _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ > _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ > > ctx_maker = <function ctx_maker at 0x21d7758> > > def make_default_context(ctx_maker=None): > if ctx_maker is None: > def ctx_maker(dev): > return dev.make_context() > > ndevices = cuda.Device.count() > if ndevices == 0: > raise RuntimeError("No CUDA enabled device found. " > "Please check your installation.") > > # Is CUDA_DEVICE set? > import os > devn = os.environ.get("CUDA_DEVICE") > > # Is $HOME/.cuda_device set ? > if devn is None: > try: > homedir = os.environ.get("HOME") > assert homedir is not None > devn = (open(os.path.join(homedir, ".cuda_device")) > .read().strip()) > except: > pass > > # If either CUDA_DEVICE or $HOME/.cuda_device is set, try to use it > if devn is not None: > try: > devn = int(devn) > except TypeError: > raise TypeError("CUDA device number (CUDA_DEVICE or > ~/.cuda_device)" > " must be an integer") > > dev = cuda.Device(devn) > return ctx_maker(dev) > > # Otherwise, try to use any available device > else: > for devn in xrange(ndevices): > dev = cuda.Device(devn) > try: > return ctx_maker(dev) > except cuda.Error: > pass > > raise RuntimeError("make_default_context() wasn't able to > create a context " > > "on any of the %d detected devices" % ndevices) > E RuntimeError: make_default_context() wasn't able to create a > context on any of the 2 detected devices > > /usr/lib64/python2.6/site-packages/pycuda-2014.1-py2.6-linux-x86_64.egg/pycuda/tools.py:204: > > RuntimeError > > > can you please help me? > Many thanks, > Lucia > > > > > > _______________________________________________ > PyCUDA mailing list > PyCUDA@tiker.net > http://lists.tiker.net/listinfo/pycuda
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