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ASF GitHub Bot commented on MAHOUT-1938: ---------------------------------------- GitHub user andrewpalumbo opened a pull request: https://github.com/apache/mahout/pull/284 MAHOUT-1938: Switch to Intel AVX 2 instruction set A question that we may need to consider- do we want to release the binaries for AVX2? There does not seem to be a fall-back to AMD arch. You can merge this pull request into a Git repository by running: $ git pull https://github.com/andrewpalumbo/mahout MAHOUT-1938 Alternatively you can review and apply these changes as the patch at: https://github.com/apache/mahout/pull/284.patch To close this pull request, make a commit to your master/trunk branch with (at least) the following in the commit message: This closes #284 ---- commit abf6d529fc146a90308848e304960fe60dfc0917 Author: Andrew Palumbo <apalu...@apache.org> Date: 2017-02-26T02:37:49Z MAHOUT-1938: Switch to Intel AVX 2 instruction set ---- > When building on linux, haswell properties are not working. > ----------------------------------------------------------- > > Key: MAHOUT-1938 > URL: https://issues.apache.org/jira/browse/MAHOUT-1938 > Project: Mahout > Issue Type: Bug > Affects Versions: 0.12.1 > Reporter: Andrew Palumbo > Assignee: Andrew Palumbo > Priority: Blocker > Fix For: 0.13.0 > > > got a failure when building on linux with haswell.properties: > {code} > Warning: Could not load platform properties for class > org.apache.mahout.viennacl.openmp.OMPMMul$ > Generating > /vol0/mahout/viennacl-omp/target/classes/org/apache/mahout/viennacl/openmp/javacpp/jniViennaCL.cpp > Compiling > /vol0/mahout/viennacl-omp/target/classes/org/apache/mahout/viennacl/openmp/javacpp/linux-haswell/libjniViennaCL.so > g++ -I/usr/include/viennacl > -I/usr/lib/jvm/java-1.7.0-openjdk-1.7.0.121.x86_64/include > -I/usr/lib/jvm/java-1.7.0-openjdk-1.7.0.121.x86_64/include/linux > /vol0/mahout/viennacl-omp/target/classes/org/apache/mahout/viennacl/openmp/javacpp/jniViennaCL.cpp > -msse3 -ffast-math -fopenmp -fpermissive -Wl,-rpath,$ORIGIN/ > -Wl,-z,noexecstack -Wl,-Bsymbolic -march=haswell -m64 -Wall -O3 -fPIC -shared > -s -o libjniViennaCL.so -lOpenCL > /vol0/mahout/viennacl-omp/target/classes/org/apache/mahout/viennacl/openmp/javacpp/jniViennaCL.cpp:1:0: > error: bad value (haswell) for -march= switch > // Generated by JavaCPP version 1.2.4: DO NOT EDIT THIS FILE > ^ > [INFO] > ------------------------------------------------------------------------ > [INFO] BUILD FAILURE > [INFO] > ------------------------------------------------------------------------ > [INFO] Total time: 14.721 s > {code} > Need to fix -- This message was sent by Atlassian JIRA (v6.3.15#6346)