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vgv created page: home
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Mar 17, 2016
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Melesse Vergara, Veronica
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Lessons Learned from Jacobi:
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The reduction clause needs to be in the outer loop, otherwise each team is computing its own error
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The problem size needs to be big enough, or else the OMP3.1 version dominates
(80000,1920),100 iterations,1e-120 tolerance show close timings between the OMP3.1 and the ACConHost versions
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This was adding -O3 -align to the jacc.host.intel, and -arch SSE and -qopenmp-simd
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