zheng-da commented on a change in pull request #10731: Fix a bug in getting
MKLDNN memory
URL: https://github.com/apache/incubator-mxnet/pull/10731#discussion_r185166958
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File path: ci/docker/runtime_functions.sh
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@@ -313,16 +313,22 @@ build_ubuntu_amalgamation_min() {
build_ubuntu_gpu_cmake_mkldnn() {
set -ex
cd /work/build
+ # We need to use generic archtecture. Otherwise, MKLDNN compiled in one
+ # CPU architecture (e.g., C5) can't run on another architecture (e.g., g3).
cmake \
-DUSE_CUDA=1 \
-DUSE_CUDNN=1 \
-DUSE_MKLML_MKL=1 \
-DUSE_MKLDNN=1 \
-DCMAKE_BUILD_TYPE=Release \
+ -DARCH_OPT_FLAGS="-mtune=generic" \
-G Ninja \
/work/mxnet
ninja -v
+ # libmkldnn.so.0 is a link file. We need an actual binary file named
libmkldnn.so.0.
+ cp 3rdparty/mkldnn/src/libmkldnn.so.0
3rdparty/mkldnn/src/libmkldnn.so.0.tmp
+ mv 3rdparty/mkldnn/src/libmkldnn.so.0.tmp
3rdparty/mkldnn/src/libmkldnn.so.0
Review comment:
what you provide is a different thing. it tries to figure out the path to a
file. Here is to get a regular file from a link file.
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