Yuichiro Ueno

icon indicating a website link https://www.y1r.org/

icon location Tokyo, Japan icon location Interested in High-Performance Computing, Distributed Systems, and Machine Learning.

Results 3 comments of Yuichiro Ueno

Error:mpirun noticed that process rank 0 with PID 0 on node NODE56 exited on signal 11 (Segmentation fault)

Hi @windwm, Thank you for trying our K-FAC implementation. In my environment, I can train mnist with two GPUs using chainerkfac. ```sh $ pip freeze chainer==7.0.0b1 chainerkfac==0.1 cupy-cuda101==6.1.0 fastrlock==0.4 filelock==3.0.12...

Error:mpirun noticed that process rank 0 with PID 0 on node NODE56 exited on signal 11 (Segmentation fault)

Please try without chainerkfac. I mean you can try multi-GPU MNIST training example provided by `Chainer`.

Performance improvement of _launch (code block 2: packing CArray)

I've tried this issue, I notice that reducing the overhead of this code block is difficult. As @ybsh reported, the elapsed time of each line is almost the same (11...