@El Houssine Talab: Reboot your computer. That helped me! -Ø On Fri, Sep 15, 2017 at 12:18 PM, El Houssine Talab < [email protected]> wrote:
> Hi, can you please elaborate how to implement the solution you are > suggesting? Thank you. > > On Friday, March 31, 2017 at 4:53:44 PM UTC+4, nouiz wrote: >> >> lib.cnmem isn't used by the new backend. Use gpuarray.preallocate instead. >> >> Fred >> >> Le jeu. 30 mars 2017 15:39, Øystein Schønning-Johansen <[email protected]> >> a écrit : >> >>> Thanks for answering, Pascal. >>> >>> Just before I ran deviceQuery and nvidia-smi, I did a reboot of the >>> computer, >>> and guess what? >>> [oystein@jupiter release]$ *python* >>> Python 3.6.0 (default, Jan 16 2017, 12:12:55) >>> [GCC 6.3.1 20170109] on linux >>> Type "help", "copyright", "credits" or "license" for more information. >>> >>> *import theano* >>> *Using cuDNN version 5105 on context None* >>> *Mapped name None to device cuda: GeForce GTX 1080 (0000:02:00.0)* >>> >>> It works again! I guess the reboot helped. >>> >>> I've no idea what triggered the bug in the first place. I might have had >>> a nvidia driver upgrade pending a reboot or something. >>> >>> Thanks anyway, >>> -Øystein >>> >>> On Thursday, March 30, 2017 at 8:26:05 PM UTC+2, Pascal Lamblin wrote: >>> >>>> Are you able to run other CUDA programs on that GPU, for instance >>>> devicQuery (source included in cuda SDK)? >>>> What does deviceQuery return, vs nvidia-smi? >>>> >>>> On Thu, Mar 30, 2017, Øystein Schønning-Johansen wrote: >>>> > >>>> > >>>> > Hi all! >>>> > >>>> > Today I got the 'strange' error message when importing theano. This >>>> has worked perfectly before, >>>> > >>>> > I've built theano and libgpuarray from git sources. I've even >>>> recompiled from the today's repo code, but I get the same error every time. >>>> > >>>> > Any hints? >>>> > >>>> > >>>> > Thanks, >>>> > >>>> > -Øystein >>>> > >>>> > >>>> > [oystein@jupiter libgpuarray-git]$ python >>>> > Python 3.6.0 (default, Jan 16 2017, 12:12:55) >>>> > [GCC 6.3.1 20170109] on linux >>>> > Type "help", "copyright", "credits" or "license" for more >>>> information. >>>> > >>> import theano >>>> > ERROR (theano.gpuarray): Could not initialize pygpu, support disabled >>>> > Traceback (most recent call last): >>>> > File "/usr/lib/python3.6/site-packages/theano/gpuarray/__init__.py", >>>> line 164, in <module> >>>> > use(config.device) >>>> > File "/usr/lib/python3.6/site-packages/theano/gpuarray/__init__.py", >>>> line 151, in use >>>> > init_dev(device) >>>> > File "/usr/lib/python3.6/site-packages/theano/gpuarray/__init__.py", >>>> line 60, in init_dev >>>> > sched=config.gpuarray.sched) >>>> > File "pygpu/gpuarray.pyx", line 614, in pygpu.gpuarray.init >>>> (pygpu/gpuarray.c:9419) >>>> > File "pygpu/gpuarray.pyx", line 566, in pygpu.gpuarray.pygpu_init >>>> (pygpu/gpuarray.c:9110) >>>> > File "pygpu/gpuarray.pyx", line 1021, in >>>> pygpu.gpuarray.GpuContext.__cinit__ (pygpu/gpuarray.c:13472) >>>> > pygpu.gpuarray.GpuArrayException: Unknown device error: -1 >>>> > >>> >>>> > >>>> > [oystein@jupiter libgpuarray-git]$ cat ~/.theanorc >>>> > [global] >>>> > floatX = float32 >>>> > device = cuda >>>> > allow_gc = False >>>> > [lib] >>>> > cnmem=1.0 >>>> > >>>> > >>>> > -- >>>> > >>>> > --- >>>> > You received this message because you are subscribed to the Google >>>> Groups "theano-users" group. >>>> >>> > To unsubscribe from this group and stop receiving emails from it, send >>>> an email to [email protected]. >>>> >>> > For more options, visit https://groups.google.com/d/optout. >>>> >>>> >>>> -- >>>> Pascal >>>> >>> -- >>> >>> --- >>> You received this message because you are subscribed to the Google >>> Groups "theano-users" group. >>> To unsubscribe from this group and stop receiving emails from it, send >>> an email to [email protected]. >>> For more options, visit https://groups.google.com/d/optout. >>> >> -- > > --- > You received this message because you are subscribed to a topic in the > Google Groups "theano-users" group. > To unsubscribe from this topic, visit https://groups.google.com/d/ > topic/theano-users/-_YFZsTfwxY/unsubscribe. > To unsubscribe from this group and all its topics, send an email to > [email protected]. > For more options, visit https://groups.google.com/d/optout. > -- --- You received this message because you are subscribed to the Google Groups "theano-users" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. For more options, visit https://groups.google.com/d/optout.
