This error was fixed in the master. Update again. Le mar. 1 août 2017 11:43, Eric Ma <ericmajingl...@gmail.com> a écrit :
> I did an install of the latest commit, but get an error: > > FileNotFoundError: [Errno 2] No such file or directory: > '/home/ericmjl/anaconda/envs/bayesian/lib/python3.6/site-packages/theano/tensor/c_code/dimshuffle.c' > > I checked - `c_code/` is not installed when running `python setup.py > install`. I'm a bit unfamiliar with how C-code gets installed - surely an > __init__.py isn't needed? > > On Tue, Aug 1, 2017 at 9:50 AM Eric Ma <ericmajingl...@gmail.com> wrote: > >> Thank you for your reply, Frederic! >> >> I have 16GB of RAM on my CPU. >> >> Just to confirm, on GitHub, the dev version of Theano is the current >> master branch, is that correct? Would it be sufficient for me to do a >> "development" install (`python setup.py develop`), or is something more >> complicated needed? >> >> On Tue, Aug 1, 2017 at 9:37 AM, Frédéric Bastien < >> frederic.bast...@gmail.com> wrote: >> >>> The problem is g++ that is missing memory. How much CPU ram your >>> computer have? >>> >>> Can you update to the dev version of THeano on github? It could have >>> this already fixed and is stable. >>> >>> Fred >>> >>> On Fri, Jul 28, 2017 at 1:17 PM Eric Ma <ericmajingl...@gmail.com> >>> wrote: >>> >>>> Hey everybody, >>>> >>>> I have an issue with Theano memory allocation on my GPU when using >>>> PyMC3. I can't seem to figure out how to debug this. I'm not sure if this >>>> problem is reproducible on other machines yet, but at least I know it's >>>> consistently happening on my own machine (desktop ASUS i7 + GTX 1080). Is >>>> there a good way to debug this and figure out how to make things work? >>>> >>>> I am trying out Bayesian neural nets, and have an example here: >>>> https://github.com/ericmjl/bayesian-analysis-recipes/blob/master/multiclass-classification-neural-network.ipynb >>>> . >>>> >>>> My compute environment in detail: >>>> - PyMC3 version 3.1, installed from master and tracking latest commits. >>>> - Theano version 0.9.0 >>>> - libgpuarray 0.6.8 >>>> - pygpu 0.6.8 >>>> - NVIDIA GTX1080 with driver version 384.59 >>>> - Ubuntu 16.04.2 >>>> >>>> The error message shows up in the notebook at the cell with the >>>> following code: >>>> >>>> ```python >>>> with model: >>>> samp_ppc = pm.sample_ppc(trace, samples=500) >>>> >>>> ``` >>>> >>>> Full error message: >>>> >>>> ```python >>>> 0%| | 0/100 [00:00<?, ?it/s]Problem occurred during >>>> compilation with the command line below: >>>> /usr/bin/g++ -shared -g -O3 -fno-math-errno -Wno-unused-label -Wno- >>>> unused-variable -Wno-write-strings -march=broadwell -mmmx -mno-3dnow -msse >>>> -msse2 -msse3 -mssse3 -mno-sse4a -mcx16 -msahf -mmovbe -maes -mno-sha >>>> -mpclmul >>>> -mpopcnt -mabm -mno-lwp -mfma -mno-fma4 -mno-xop -mbmi -mbmi2 -mno-tbm >>>> -mavx -mavx2 -msse4.2 -msse4.1 -mlzcnt -mrtm -mhle -mrdrnd -mf16c >>>> -mfsgsbase >>>> -mrdseed -mprfchw -madx -mfxsr -mxsave -mxsaveopt -mno-avx512f >>>> -mno-avx512er >>>> -mno-avx512cd -mno-avx512pf -mno-prefetchwt1 -mclflushopt -mxsavec -mxsaves >>>> -mno-avx512dq -mno-avx512bw -mno-avx512vl -mno-avx512ifma -mno-avx512vbmi >>>> -mno-clwb -mno-pcommit -mno-mwaitx --param l1-cache-size=32 --param l1- >>>> cache-line-size=64 --param l2-cache-size=8192 -mtune=generic - >>>> DNPY_NO_DEPRECATED_API=NPY_1_7_API_VERSION -m64 -fPIC -I/home/ericmjl/ >>>> anaconda/envs/bayesian/lib/python3.6/site-packages/pygpu -I/home/ >>>> ericmjl/anaconda/envs/bayesian/lib/python3.6/site-packages/numpy/core/include >>>> -I/home/ericmjl/anaconda/envs/bayesian/include -I/home/ericmjl/anaconda >>>> /envs/bayesian/lib/python3.6/site-packages/numpy/core/include -I/home/ >>>> ericmjl/anaconda/envs/bayesian/include/python3.6m -I/home/ericmjl/ >>>> github/software/Theano/theano/gof -L/home/ericmjl/anaconda/envs/ >>>> bayesian/lib -L/home/ericmjl/anaconda/envs/bayesian/lib -fvisibility=hidden >>>> -o /home/ericmjl/.theano/compiledir_Linux-4.10--generic-x86_64-with- >>>> debian-stretch-sid-x86_64-3.6.1-64/tmp595s6h99/ >>>> ma82e960c1010cb6654d49168be28c6b4.so /home/ericmjl/.theano/ >>>> compiledir_Linux-4.10--generic-x86_64-with-debian-stretch-sid-x86_64- >>>> 3.6.1-64/tmp595s6h99/mod.cpp -lgpuarray -lpython3.6m >>>> ERROR (theano.gof.cmodule): [Errno 12] Cannot allocate memory >>>> >>>> ``` >>>> >>>> The full stack trace: >>>> >>>> ```python >>>> >>>> --------------------------------------------------------------------------- >>>> OSError Traceback (most recent call >>>> last) >>>> <ipython-input-16-f76c5aea1bad> in <module>() >>>> 1 with model: >>>> ----> 2 samp_ppc = pm.sample_ppc(trace, samples=100) >>>> >>>> >>>> ~/github/software/pymc3/pymc3/sampling.py in sample_ppc(trace, samples, >>>> model, vars, size, random_seed, progressbar) >>>> 533 for var in vars: >>>> 534 ppc[var.name].append(var.distribution.random( >>>> point=param, >>>> --> 535 >>>> size=size)) >>>> 536 >>>> 537 >>>> >>> -- --- You received this message because you are subscribed to the Google Groups "theano-users" group. 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