Filters

Forum topic

What is _kmp_fork_barrier and how to see if there is load imbalance?

I'm using Intel VTune Amplifier to see how my parallel application scales.

Authored by luca lovagnini Last updated on 04/28/2017 - 04:16
Blog post

英特尔和 Facebook* 共同协作,在英特尔 CPU 上提高 Caffe2 的性能

                           

Authored by Andres R. (Intel) Last updated on 04/28/2017 - 02:55
Forum topic

Progressively increasing error in calculation

This function calculates determinant of a matrix:

Authored by S. MPay Last updated on 04/27/2017 - 20:45
Forum topic

MKL FFT 2D

Hello,

I am trying to compute the solution to the Laplace differential equation using a 2D FFT and MKL. 

Authored by Jonas D. Last updated on 04/27/2017 - 20:09
Forum topic

ICC hangs on scipy 0.19.0 compilation of scipy/special/cython_special.c

ICC hangs on scipy 0.19.0 compilation of scipy/special/cython_special.c for 32 bit linux. Works fine on 64 bit linux, and 32 bit with gcc. The process just hangs and won't proceed. 

Authored by Tim Paine Last updated on 04/27/2017 - 14:22
Forum topic

Vectorization - Speed up expected for SSE and AVX

I am doing a benchmark about vectorization on MacOS with the following processor i7 :

$ sysctl -n machdep.cpu.brand_string

    Intel(R) Core(TM) i7-4960HQ CPU @ 2.60GHz

Authored by henry petit Last updated on 04/27/2017 - 10:50
Article

How to use the MPI-3 Shared Memory in Intel® Xeon Phi™ Processors

Learn how to use MPI-3 shared memory in the Intel® Xeon Phi™ processor.
Authored by Nguyen, Loc Q Last updated on 04/27/2017 - 10:49
Forum topic

Add libmkl_avx2.so to solve Intel MKL FATAL ERROR

I compiler numpy with MKL, everything is ok. But I come across a peculiar question. I have three case:

Authored by yan cy Last updated on 04/27/2017 - 06:32
Forum topic

VTSS not installed for Vtune2017

Hi there,

I was wondering if VTSS (required for Advanced Profiling with callstacks) should work on my system.

Intel Xeon E5-2687W v3, Haswell-E/EP Socket 2011LGA

Authored by Ewen Vowels Last updated on 04/27/2017 - 06:30
Forum topic

I can not find mklvars.bat

Hi again.

I installed Intel MKL and I want to check my installation. I did not find mklvars.bat so I could not set Environment Variables.

Please help me.

Thanks again.

Authored by Aleksandar Okljesa Last updated on 04/27/2017 - 05:55
For more complete information about compiler optimizations, see our Optimization Notice.