Josh Willis <josh.wil...@acu.edu> writes: > Hi, > > After updating the NVIDIA driver from 367.48 to 375.26, I can no longer get > PyCUDA to run. I have tried a fresh build of PyCUDA-2016.1.2, and the > configure/make/make install steps seem to proceed fine. However if I do: > > $ python > Python 2.7.5 (default, Nov 3 2016, 22:05:29) > [GCC 4.8.5 20150623 (Red Hat 4.8.5-11)] on linux2 > Type "help", "copyright", "credits" or "license" for more information. >>>> import pycuda >>>> import pycuda.autoinit > Traceback (most recent call last): > File "<stdin>", line 1, in <module> > File > "/home/jwillis/envs/er10/lib/python2.7/site-packages/pycuda-2016.1.2-py2.7-linux-x86_64.egg/pycuda/autoinit.py", > line 5, in <module> > cuda.init() > pycuda._driver.Error: cuInit failed: unknown error >>>> > > If I look to make sure that kernel modules are loaded, I see the following > (though I’m not sure what I *should* see, this just seemed to be a common > source of this kind of problem after an upgrade): > > $ lsmod | grep nvi > nvidia 11944366 0 > i2c_core 40756 7 > ast,drm,igb,i2c_i801,drm_kms_helper,i2c_algo_bit,nvidia > > Does anyone have any suggestions on what to try next in debugging the source > of this error? I can compile a “hello world” kernel directly with nvcc and > run it with no problem.
Check the output of 'dmesg'. You may need to reboot. Andreas _______________________________________________ PyCUDA mailing list PyCUDA@tiker.net https://lists.tiker.net/listinfo/pycuda