Caffe nvcc編譯問題:Unsupported gpu architecture
阿新 • • 發佈:2018-11-26
最近學習DSSD,從https://github.com/chengyangfu/caffe/tree/dssd下載原始碼後編譯報錯:Unsupported gpu architecture 'compute_20'
,具體如下:
CXX src/caffe/util/db.cpp CXX src/caffe/util/benchmark.cpp CXX src/caffe/util/im2col.cpp CXX src/caffe/util/math_functions.cpp NVCC src/caffe/solvers/adagrad_solver.cu nvcc fatal : Unsupported gpu architecture 'compute_20' make: *** [.build_release/cuda/src/caffe/solvers/adagrad_solver.o] Error 1 make: *** Waiting for unfinished jobs....
根據Makefile.config
的註釋:
# CUDA architecture setting: going with all of them. # For CUDA < 6.0, comment the *_50 through *_61 lines for compatibility. # For CUDA < 8.0, comment the *_60 and *_61 lines for compatibility. # For CUDA >= 9.0, comment the *_20 and *_21 lines for compatibility. CUDA_ARCH := -gencode arch=compute_20,code=sm_20 \ -gencode arch=compute_20,code=sm_21 \ -gencode arch=compute_30,code=sm_30 \ -gencode arch=compute_35,code=sm_35 \ -gencode arch=compute_50,code=sm_50 \ -gencode arch=compute_52,code=sm_52 \ -gencode arch=compute_60,code=sm_60 \ -gencode arch=compute_61,code=sm_61 \ -gencode arch=compute_61,code=compute_61
我的環境是cuda9.0,所以把如下兩行註釋:
-gencode arch=compute_20,code=sm_20 \
-gencode arch=compute_20,code=sm_21 \
之後問題解決。