gistfile1.txt

anderhaf@pinje:/repos/FunWithTensorflow$ time python functionApproximation.py 10 --plot
I tensorflow/stream_executor/dso_loader.cc:108] successfully opened CUDA library libcublas.so locally
I tensorflow/stream_executor/dso_loader.cc:108] successfully opened CUDA library libcudnn.so locally
I tensorflow/stream_executor/dso_loader.cc:108] successfully opened CUDA library libcufft.so locally
I tensorflow/stream_executor/dso_loader.cc:108] successfully opened CUDA library libcuda.so.1 locally
I tensorflow/stream_executor/dso_loader.cc:108] successfully opened CUDA library libcurand.so locally
I tensorflow/stream_executor/cuda/cuda_gpu_executor.cc:925] successful NUMA node read from SysFS had negative value (-1), but there must be at least one NUMA node, so returning NUMA node zero
I tensorflow/core/common_runtime/gpu/gpu_init.cc:102] Found device 0 with properties:
name: GeForce GTX TITAN
major: 3 minor: 5 memoryClockRate (GHz) 0.8755
pciBusID 0000:02:00.0
Total memory: 6.00GiB
Free memory: 5.12GiB
W tensorflow/stream_executor/cuda/cuda_driver.cc:572] creating context when one is currently active; existing: 0x2b34660
I tensorflow/stream_executor/cuda/cuda_gpu_executor.cc:925] successful NUMA node read from SysFS had negative value (-1), but there must be at least one NUMA node, so returning NUMA node zero
I tensorflow/core/common_runtime/gpu/gpu_init.cc:102] Found device 1 with properties:
name: GeForce GTX TITAN
major: 3 minor: 5 memoryClockRate (GHz) 0.8755
pciBusID 0000:03:00.0
Total memory: 6.00GiB
Free memory: 5.92GiB
I tensorflow/core/common_runtime/gpu/gpu_init.cc:126] DMA: 0 1
I tensorflow/core/common_runtime/gpu/gpu_init.cc:136] 0:   Y Y
I tensorflow/core/common_runtime/gpu/gpu_init.cc:136] 1:   Y Y
I tensorflow/core/common_runtime/gpu/gpu_device.cc:838] Creating TensorFlow device (/gpu:0) -> (device: 0, name: GeForce GTX TITAN, pci bus id: 0000:02:00.0)
I tensorflow/core/common_runtime/gpu/gpu_device.cc:838] Creating TensorFlow device (/gpu:1) -> (device: 1, name: GeForce GTX TITAN, pci bus id: 0000:03:00.0)
Running for:  10  epochs
Epoch #:   1  epoch loss/size:    6.66207  test set loss/size:    3.44686
Epoch #:   2  epoch loss/size:    2.02595  test set loss/size:    1.11422
Epoch #:   3  epoch loss/size:   0.747645  test set loss/size:   0.498462
Epoch #:   4  epoch loss/size:   0.375583  test set loss/size:   0.285896
Epoch #:   5  epoch loss/size:   0.239048  test set loss/size:   0.204942
Epoch #:   6  epoch loss/size:   0.187156  test set loss/size:   0.174609
Epoch #:   7  epoch loss/size:   0.168128  test set loss/size:   0.163866
Epoch #:   8  epoch loss/size:   0.161572  test set loss/size:   0.160295
Epoch #:   9  epoch loss/size:   0.159416  test set loss/size:   0.159102
Epoch #:  10  epoch loss/size:   0.158628  test set loss/size:    0.15856
Plotting function and approximation error.
Traceback (most recent call last):
  File "functionApproximation.py", line 263, in <module>
    plt.figure(1)
  File "/usr/lib/python2.7/dist-packages/matplotlib/pyplot.py", line 527, in figure
    **kwargs)
  File "/usr/lib/python2.7/dist-packages/matplotlib/backends/backend_tkagg.py", line 84, in new_figure_manager
    return new_figure_manager_given_figure(num, figure)
  File "/usr/lib/python2.7/dist-packages/matplotlib/backends/backend_tkagg.py", line 92, in new_figure_manager_given_figure
    window = Tk.Tk()
  File "/usr/lib/python2.7/lib-tk/Tkinter.py", line 1818, in __init__
    self.tk = _tkinter.create(screenName, baseName, className, interactive, wantobjects, useTk, sync, use)
_tkinter.TclError: no display name and no $DISPLAY environment variable

real   	0m21.593s
user   	0m18.068s
sys    	0m5.206s