问题
我一直都在使用theano。与CUDA，CUDNN和CNMEM。我有一个XTITAN。 实际上我在大学服务器上运行了我的代码。
我试图安装libgpuarray，但测试＃10和＃11失败了。
我该怎么办？
超额信息
nvcc --version nvcc：NVIDIA（R）Cuda编译器驱动程序 版权所有（c）2005-2016 NVIDIA Corporation 建立于Tue_Jan_10_13：22：03_CST_2017 Cuda编译工具，8.0版，V8.0.61
NVIDIA-SMI
Fri Mar 17 18:35:45 2017
+-----------------------------------------------------------------------------+
| NVIDIA-SMI 367.48 Driver Version: 367.48 |
|-------------------------------+----------------------+----------------------+
| GPU Name Persistence-M| Bus-Id Disp.A | Volatile Uncorr. ECC |
| Fan Temp Perf Pwr:Usage/Cap| Memory-Usage | GPU-Util Compute M. |
|===============================+======================+======================|
| 0 GeForce GTX TIT... Off | 0000:02:00.0 On | N/A |
| 22% 36C P8 15W / 250W | 69MiB / 12204MiB | 0% Default |
+-------------------------------+----------------------+----------------------+
| 1 GeForce GTX TIT... Off | 0000:82:00.0 Off | N/A |
| 22% 43C P8 16W / 250W | 1MiB / 12206MiB | 0% Default |
+-------------------------------+----------------------+----------------------+
| 2 GeForce GTX TIT... Off | 0000:83:00.0 Off | N/A |
| 22% 30C P8 14W / 250W | 1MiB / 12206MiB | 0% Default |
+-------------------------------+----------------------+----------------------+
+-----------------------------------------------------------------------------+
| Processes: GPU Memory |
| GPU PID Type Process name Usage |
|=============================================================================|
| 0 1437 G /usr/bin/Xorg 40MiB |
| 0 3011 G gnome-shell 27MiB |
+-----------------------------------------------------------------------------+
如何安装libgpuarray
rm -rf build Build
mkdir Build
cd Build
cmake .. -DCMAKE_INSTALL_PREFIX=~/.local -DCMAKE_BUILD_TYPE=Release
make
make install
...
(myVE) andromeda@REDACTED:~/private/libgpuarray/Build$ cmake .. -DCMAKE_INSTALL_PREFIX=~/.local -DCMAKE_BUILD_TYPE=Release
-- The C compiler identification is GNU 4.9.2
-- Check for working C compiler: /usr/bin/cc
-- Check for working C compiler: /usr/bin/cc -- works
-- Detecting C compiler ABI info
-- Detecting C compiler ABI info - done
-- Looking for strlcat
-- Looking for strlcat - not found
-- Looking for mkstemp
-- Looking for mkstemp - found
-- Found PkgConfig: /usr/bin/pkg-config (found version "0.28")
-- checking for one of the modules 'check'
-- Looking for ck_assert_ptr_ne
-- Looking for ck_assert_ptr_ne - found
-- Found MPI_C: /usr/lib/libmpi.so;/usr/lib/x86_64-linux-gnu/libdl.so;/usr/lib/x86_64-linux-gnu/libhwloc.so
-- Configuring done
-- Generating done
-- Build files have been written to: /home/andromeda/private/libgpuarray/Build
(myVE) andromeda@REDACTED:~/private/libgpuarray/Build$ make
Scanning dependencies of target gpuarray
[ 1%] Building C object src/CMakeFiles/gpuarray.dir/cache/lru.c.o
[ 2%] Building C object src/CMakeFiles/gpuarray.dir/cache/twoq.c.o
[ 3%] Building C object src/CMakeFiles/gpuarray.dir/gpuarray_types.c.o
[ 4%] Building C object src/CMakeFiles/gpuarray.dir/gpuarray_error.c.o
[ 5%] Building C object src/CMakeFiles/gpuarray.dir/gpuarray_util.c.o
[ 6%] Building C object src/CMakeFiles/gpuarray.dir/gpuarray_buffer.c.o
[ 7%] Building C object src/CMakeFiles/gpuarray.dir/gpuarray_buffer_blas.c.o
[ 8%] Building C object src/CMakeFiles/gpuarray.dir/gpuarray_buffer_collectives.c.o
[ 9%] Building C object src/CMakeFiles/gpuarray.dir/gpuarray_array.c.o
[ 10%] Building C object src/CMakeFiles/gpuarray.dir/gpuarray_array_blas.c.o
[ 11%] Building C object src/CMakeFiles/gpuarray.dir/gpuarray_array_collectives.c.o
[ 12%] Building C object src/CMakeFiles/gpuarray.dir/gpuarray_kernel.c.o
[ 13%] Building C object src/CMakeFiles/gpuarray.dir/gpuarray_extension.c.o
[ 14%] Building C object src/CMakeFiles/gpuarray.dir/gpuarray_elemwise.c.o
[ 15%] Building C object src/CMakeFiles/gpuarray.dir/gpuarray_reduction.c.o
[ 16%] Building C object src/CMakeFiles/gpuarray.dir/gpuarray_buffer_cuda.c.o
[ 17%] Building C object src/CMakeFiles/gpuarray.dir/gpuarray_blas_cuda_cublas.c.o
[ 18%] Building C object src/CMakeFiles/gpuarray.dir/gpuarray_collectives_cuda_nccl.c.o
[ 19%] Building C object src/CMakeFiles/gpuarray.dir/gpuarray_buffer_opencl.c.o
/home/andromeda/private/libgpuarray/src/gpuarray_buffer_opencl.c: In function ‘cl_free_ctx.part.5’:
/home/andromeda/private/libgpuarray/src/gpuarray_buffer_opencl.c:223:15: warning: ‘blas_ops’ may be used uninitialized in this function [-Wmaybe-uninitialized]
blas_ops->teardown((gpucontext *)ctx);
^
/home/andromeda/private/libgpuarray/src/gpuarray_buffer_opencl.c: In function ‘cl_deinit’:
/home/andromeda/private/libgpuarray/src/gpuarray_buffer_opencl.c:223:15: warning: ‘blas_ops’ may be used uninitialized in this function [-Wmaybe-uninitialized]
/home/andromeda/private/libgpuarray/src/gpuarray_buffer_opencl.c:215:22: note: ‘blas_ops’ was declared here
gpuarray_blas_ops *blas_ops;
^
[ 20%] Building C object src/CMakeFiles/gpuarray.dir/gpuarray_blas_opencl_clblas.c.o
[ 21%] Building C object src/CMakeFiles/gpuarray.dir/gpuarray_blas_opencl_clblast.c.o
[ 22%] Building C object src/CMakeFiles/gpuarray.dir/gpuarray_strl.c.o
[ 23%] Building C object src/CMakeFiles/gpuarray.dir/util/strb.c.o
[ 24%] Building C object src/CMakeFiles/gpuarray.dir/util/xxhash.c.o
[ 25%] Building C object src/CMakeFiles/gpuarray.dir/util/integerfactoring.c.o
[ 26%] Building C object src/CMakeFiles/gpuarray.dir/loaders/dyn_load.c.o
[ 27%] Building C object src/CMakeFiles/gpuarray.dir/loaders/libcuda.c.o
/home/andromeda/private/libgpuarray/src/loaders/libcuda.c: In function ‘load_libcuda’:
/home/andromeda/private/libgpuarray/src/loaders/libcuda.c:46:9: warning: unused variable ‘v’ [-Wunused-variable]
float v;
^
[ 28%] Building C object src/CMakeFiles/gpuarray.dir/loaders/libnvrtc.c.o
[ 29%] Building C object src/CMakeFiles/gpuarray.dir/loaders/libcublas.c.o
[ 30%] Building C object src/CMakeFiles/gpuarray.dir/loaders/libnccl.c.o
[ 31%] Building C object src/CMakeFiles/gpuarray.dir/loaders/libopencl.c.o
[ 32%] Building C object src/CMakeFiles/gpuarray.dir/loaders/libclblas.c.o
[ 33%] Building C object src/CMakeFiles/gpuarray.dir/loaders/libclblast.c.o
Linking C shared library ../../lib/libgpuarray.so
[ 34%] Built target gpuarray
Scanning dependencies of target gpuarray-static
[ 35%] Building C object src/CMakeFiles/gpuarray-static.dir/cache/lru.c.o
[ 36%] Building C object src/CMakeFiles/gpuarray-static.dir/cache/twoq.c.o
[ 37%] Building C object src/CMakeFiles/gpuarray-static.dir/gpuarray_types.c.o
[ 38%] Building C object src/CMakeFiles/gpuarray-static.dir/gpuarray_error.c.o
[ 39%] Building C object src/CMakeFiles/gpuarray-static.dir/gpuarray_util.c.o
[ 40%] Building C object src/CMakeFiles/gpuarray-static.dir/gpuarray_buffer.c.o
[ 41%] Building C object src/CMakeFiles/gpuarray-static.dir/gpuarray_buffer_blas.c.o
[ 42%] Building C object src/CMakeFiles/gpuarray-static.dir/gpuarray_buffer_collectives.c.o
[ 43%] Building C object src/CMakeFiles/gpuarray-static.dir/gpuarray_array.c.o
[ 44%] Building C object src/CMakeFiles/gpuarray-static.dir/gpuarray_array_blas.c.o
[ 45%] Building C object src/CMakeFiles/gpuarray-static.dir/gpuarray_array_collectives.c.o
[ 46%] Building C object src/CMakeFiles/gpuarray-static.dir/gpuarray_kernel.c.o
[ 47%] Building C object src/CMakeFiles/gpuarray-static.dir/gpuarray_extension.c.o
[ 48%] Building C object src/CMakeFiles/gpuarray-static.dir/gpuarray_elemwise.c.o
[ 49%] Building C object src/CMakeFiles/gpuarray-static.dir/gpuarray_reduction.c.o
[ 50%] Building C object src/CMakeFiles/gpuarray-static.dir/gpuarray_buffer_cuda.c.o
[ 51%] Building C object src/CMakeFiles/gpuarray-static.dir/gpuarray_blas_cuda_cublas.c.o
[ 52%] Building C object src/CMakeFiles/gpuarray-static.dir/gpuarray_collectives_cuda_nccl.c.o
[ 53%] Building C object src/CMakeFiles/gpuarray-static.dir/gpuarray_buffer_opencl.c.o
/home/andromeda/private/libgpuarray/src/gpuarray_buffer_opencl.c: In function ‘cl_free_ctx.part.5’:
/home/andromeda/private/libgpuarray/src/gpuarray_buffer_opencl.c:223:15: warning: ‘blas_ops’ may be used uninitialized in this function [-Wmaybe-uninitialized]
blas_ops->teardown((gpucontext *)ctx);
^
/home/andromeda/private/libgpuarray/src/gpuarray_buffer_opencl.c: In function ‘cl_deinit’:
/home/andromeda/private/libgpuarray/src/gpuarray_buffer_opencl.c:223:15: warning: ‘blas_ops’ may be used uninitialized in this function [-Wmaybe-uninitialized]
/home/andromeda/private/libgpuarray/src/gpuarray_buffer_opencl.c:215:22: note: ‘blas_ops’ was declared here
gpuarray_blas_ops *blas_ops;
^
[ 54%] Building C object src/CMakeFiles/gpuarray-static.dir/gpuarray_blas_opencl_clblas.c.o
[ 55%] Building C object src/CMakeFiles/gpuarray-static.dir/gpuarray_blas_opencl_clblast.c.o
[ 56%] Building C object src/CMakeFiles/gpuarray-static.dir/gpuarray_strl.c.o
[ 57%] Building C object src/CMakeFiles/gpuarray-static.dir/util/strb.c.o
[ 58%] Building C object src/CMakeFiles/gpuarray-static.dir/util/xxhash.c.o
[ 59%] Building C object src/CMakeFiles/gpuarray-static.dir/util/integerfactoring.c.o
[ 60%] Building C object src/CMakeFiles/gpuarray-static.dir/loaders/dyn_load.c.o
[ 61%] Building C object src/CMakeFiles/gpuarray-static.dir/loaders/libcuda.c.o
/home/andromeda/private/libgpuarray/src/loaders/libcuda.c: In function ‘load_libcuda’:
/home/andromeda/private/libgpuarray/src/loaders/libcuda.c:46:9: warning: unused variable ‘v’ [-Wunused-variable]
float v;
^
[ 62%] Building C object src/CMakeFiles/gpuarray-static.dir/loaders/libnvrtc.c.o
[ 63%] Building C object src/CMakeFiles/gpuarray-static.dir/loaders/libcublas.c.o
[ 64%] Building C object src/CMakeFiles/gpuarray-static.dir/loaders/libnccl.c.o
[ 65%] Building C object src/CMakeFiles/gpuarray-static.dir/loaders/libopencl.c.o
[ 66%] Building C object src/CMakeFiles/gpuarray-static.dir/loaders/libclblas.c.o
[ 67%] Building C object src/CMakeFiles/gpuarray-static.dir/loaders/libclblast.c.o
Linking C static library ../../lib/libgpuarray-static.a
[ 68%] Built target gpuarray-static
Scanning dependencies of target check_array
[ 69%] Building C object tests/CMakeFiles/check_array.dir/main.c.o
[ 70%] Building C object tests/CMakeFiles/check_array.dir/device.c.o
[ 71%] Building C object tests/CMakeFiles/check_array.dir/check_array.c.o
Linking C executable check_array
[ 71%] Built target check_array
Scanning dependencies of target check_blas
[ 72%] Building C object tests/CMakeFiles/check_blas.dir/main.c.o
[ 73%] Building C object tests/CMakeFiles/check_blas.dir/device.c.o
[ 74%] Building C object tests/CMakeFiles/check_blas.dir/check_blas.c.o
Linking C executable check_blas
[ 74%] Built target check_blas
Scanning dependencies of target check_buffer
[ 75%] Building C object tests/CMakeFiles/check_buffer.dir/main.c.o
[ 76%] Building C object tests/CMakeFiles/check_buffer.dir/device.c.o
[ 77%] Building C object tests/CMakeFiles/check_buffer.dir/check_buffer.c.o
Linking C executable check_buffer
[ 77%] Built target check_buffer
Scanning dependencies of target check_buffer_collectives
[ 78%] Building C object tests/CMakeFiles/check_buffer_collectives.dir/main.c.o
[ 79%] Building C object tests/CMakeFiles/check_buffer_collectives.dir/device.c.o
[ 80%] Building C object tests/CMakeFiles/check_buffer_collectives.dir/communicator.c.o
[ 81%] Building C object tests/CMakeFiles/check_buffer_collectives.dir/check_buffer_collectives.c.o
Linking C executable check_buffer_collectives
[ 81%] Built target check_buffer_collectives
Scanning dependencies of target check_collectives
[ 82%] Building C object tests/CMakeFiles/check_collectives.dir/main.c.o
[ 83%] Building C object tests/CMakeFiles/check_collectives.dir/device.c.o
[ 84%] Building C object tests/CMakeFiles/check_collectives.dir/communicator.c.o
[ 85%] Building C object tests/CMakeFiles/check_collectives.dir/check_collectives.c.o
Linking C executable check_collectives
[ 85%] Built target check_collectives
Scanning dependencies of target check_elemwise
[ 86%] Building C object tests/CMakeFiles/check_elemwise.dir/main.c.o
[ 87%] Building C object tests/CMakeFiles/check_elemwise.dir/device.c.o
[ 88%] Building C object tests/CMakeFiles/check_elemwise.dir/check_elemwise.c.o
Linking C executable check_elemwise
[ 88%] Built target check_elemwise
Scanning dependencies of target check_error
[ 89%] Building C object tests/CMakeFiles/check_error.dir/main.c.o
[ 90%] Building C object tests/CMakeFiles/check_error.dir/check_error.c.o
Linking C executable check_error
[ 90%] Built target check_error
Scanning dependencies of target check_reduction
[ 91%] Building C object tests/CMakeFiles/check_reduction.dir/main.c.o
[ 92%] Building C object tests/CMakeFiles/check_reduction.dir/device.c.o
[ 93%] Building C object tests/CMakeFiles/check_reduction.dir/check_reduction.c.o
Linking C executable check_reduction
[ 93%] Built target check_reduction
Scanning dependencies of target check_types
[ 94%] Building C object tests/CMakeFiles/check_types.dir/main.c.o
[ 95%] Building C object tests/CMakeFiles/check_types.dir/check_types.c.o
Linking C executable check_types
[ 95%] Built target check_types
Scanning dependencies of target check_util
[ 96%] Building C object tests/CMakeFiles/check_util.dir/main.c.o
[ 97%] Building C object tests/CMakeFiles/check_util.dir/check_util.c.o
Linking C executable check_util
[ 97%] Built target check_util
Scanning dependencies of target check_util_integerfactoring
[ 98%] Building C object tests/CMakeFiles/check_util_integerfactoring.dir/main.c.o
[100%] Building C object tests/CMakeFiles/check_util_integerfactoring.dir/check_util_integerfactoring.c.o
Linking C executable check_util_integerfactoring
[100%] Built target check_util_integerfactoring
------------------ 然后：
(myVE) andromeda@REDACTED:~/private/libgpuarray/Build$ make install
[ 34%] Built target gpuarray
[ 68%] Built target gpuarray-static
[ 71%] Built target check_array
[ 74%] Built target check_blas
[ 77%] Built target check_buffer
[ 81%] Built target check_buffer_collectives
[ 85%] Built target check_collectives
[ 88%] Built target check_elemwise
[ 90%] Built target check_error
[ 93%] Built target check_reduction
[ 95%] Built target check_types
[ 97%] Built target check_util
[100%] Built target check_util_integerfactoring
Install the project...
-- Install configuration: "Release"
-- Installing: /home/andromeda/.local/include/gpuarray/array.h
-- Installing: /home/andromeda/.local/include/gpuarray/blas.h
-- Installing: /home/andromeda/.local/include/gpuarray/collectives.h
-- Installing: /home/andromeda/.local/include/gpuarray/buffer.h
-- Installing: /home/andromeda/.local/include/gpuarray/buffer_blas.h
-- Installing: /home/andromeda/.local/include/gpuarray/buffer_collectives.h
-- Installing: /home/andromeda/.local/include/gpuarray/abi_version.h
-- Installing: /home/andromeda/.local/include/gpuarray/config.h
-- Installing: /home/andromeda/.local/include/gpuarray/elemwise.h
-- Installing: /home/andromeda/.local/include/gpuarray/error.h
-- Installing: /home/andromeda/.local/include/gpuarray/extension.h
-- Installing: /home/andromeda/.local/include/gpuarray/ext_cuda.h
-- Installing: /home/andromeda/.local/include/gpuarray/kernel.h
-- Installing: /home/andromeda/.local/include/gpuarray/types.h
-- Installing: /home/andromeda/.local/include/gpuarray/util.h
-- Installing: /home/andromeda/.local/lib/libgpuarray.so.2.0
-- Up-to-date: /home/andromeda/.local/lib/libgpuarray.so.2
-- Up-to-date: /home/andromeda/.local/lib/libgpuarray.so
-- Installing: /home/andromeda/.local/lib/libgpuarray-static.a
测试：
(myVE) andromeda@REDACTED:~/private/libgpuarray/Build$ DEVICE=cuda2 make test
Running tests...
Test project /home/andromeda/private/libgpuarray/Build
Start 1: test_types
1/11 Test #1: test_types ....................... Passed 0.01 sec
Start 2: test_util
2/11 Test #2: test_util ........................ Passed 0.01 sec
Start 3: test_util_integerfactoring
3/11 Test #3: test_util_integerfactoring ....... Passed 0.67 sec
Start 4: test_reduction
4/11 Test #4: test_reduction ................... Passed 8.30 sec
Start 5: test_array
5/11 Test #5: test_array ....................... Passed 3.13 sec
Start 6: test_blas
6/11 Test #6: test_blas ........................ Passed 3.49 sec
Start 7: test_elemwise
7/11 Test #7: test_elemwise .................... Passed 25.22 sec
Start 8: test_error
8/11 Test #8: test_error ....................... Passed 0.02 sec
Start 9: test_buffer
9/11 Test #9: test_buffer ...................... Passed 4.77 sec
Start 10: test_buffer_collectives
10/11 Test #10: test_buffer_collectives ..........***Failed 0.87 sec
Start 11: test_collectives
11/11 Test #11: test_collectives .................***Failed 0.85 sec
82% tests passed, 2 tests failed out of 11
Total Test time (real) = 47.37 sec
The following tests FAILED:
10 - test_buffer_collectives (Failed)
11 - test_collectives (Failed)
Errors while running CTest
Makefile:117: recipe for target 'test' failed
make: *** [test] Error 8
(myVE) andromeda@REDACTED:~/private/libgpuarray/Build$
答案 0 :(得分：0)
根据github libgpuarray问题：
最后两个测试需要nccl，如果不存在则会失败。如果您不尝试使用nccl，则可以忽略这些失败。
-
https://github.com/Theano/libgpuarray/issues/383#issuecomment-287491789