MKL no of threads vs no of processor
I am trying to do some more details analysis about parallelism options/optimization in a dynamic application which uses PARDISO for the solution of a sparse linear system. This simple usage dates back...
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dgemm incorrect result
I used randomly generated matrix to test my program and found some led to incorrect results from dgemm.If I reduce the precision based on the printf display of the matrix, the result became correct...
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incorrect dgemm results
Hi,I was using random matrix to test some code. I found dgemm gave wrong results sometimes. If I use truncated precision as copied from the console display, the results can be correct again. So I saved...
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FFT MKL with C#
Hello, I'm trying to use the FFT MKL (ver. 11.3.3.1) functionality in C# (VS2015), but I'm facing problems that I can not solve after hours of research and tests. In particular the DftiSetValue()...
View Articleposts not being published
Hi, I submitted a post about dgemm problems. When I submitted, it said the post needs to wait for moderator to approve. It's been a few days and I saw new posts appearing in the forum. Could you let me...
View ArticlevsldSSEditCorParameterization problem
Hi,Tried to use this function to obtain a correlation matrix from a symmetric one (in some sense of proximity).I regret to say that the documentation is leaving a lot to be desired.I don't know what...
View ArticleSCALAPACK libraries missing?
Hello,I installed the new version. However I noticed that the scalapack libraries are missing. Specifically libmkl_scalapack_lp64.a, ibmkl_scalapack_lp64.so etcI had trouble linking when I called...
View ArticleReporting Intel Parallel Studio XE 2017 error
This week I test Intel Parallel Studio XE 2017 for our fortran code, the compiling is fine, but when running, I get an error seems coming from scalapack: | Stacksize not measured: no C compiler |...
View ArticleError trying to run compiled Fortran code
HII am running on fortran on a Linux box. When I compile it seems to compile fine. Using this command. ifort -mkl -o sesame1 *.f90Then I try and run sesame1 using ./sesame1. I get the error...
View ArticleCannot compile theano tests with icpc and mkl libraries
Hi everyone,I've been trying to compile theano tests using icpc and linking against mkl-libraries. I've used the following link line and compiler settings.link line:-L${MKLROOT}/lib -lmkl_intel_ilp64...
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FFT - example code gives error on setup
Hi all,Our company is considering purchasing Intel MKL, and we have received a trail. I am however struggling to set up the descriptor for a 3d fft. When trying to commit the descriptor I get the...
View Articleicpc-16_0_170: warning #10315 and malloc message
Hi all, I would really appreciate any insights regarding the issue I describe below. Even high-level pointers in the right direction can be helpful. Given the level of expertise in this forum,...
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Crash when repeatedly load/free a dll which calling mkl ?potrf function
We need to use LoadLibrary() and FreeLibrary() to dynamically load/unload a dll, which, among other things, calling mkl ?potrf() function. But the calling often ends up with a crash in a few (2 or 3)...
View ArticleBUG in P?GEMM remains
The bug in Scalapack P?GEMM seems not to be fixed even in the 2017 beta3 library , although it has apparently been known since at least June . It seems to be present since mkl 11.3 . It works fine in...
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I get an error in MKL function vsldCorrExec, why?
I want to getarray h[16]={16,15,14,13, 12,11,10,9, 8,7,6,5, 4,3,2,1,},but I get an error:line 41:"status = vsldCorrExec(task, f, f_stride, g, g_stride, h, h_stride);"...
View ArticleRng initializing by state
HiI would like to initialize the Mersenne Twister rng's by a state instead of by a seed.How can this be done in mkl?TIA for your help,Petros
View ArticleUsing MKL with Xeon Phi MICS
I have to write a program to process a large amount of data. Since most of the processing involves matrix and vector operations I wanted to use MKL to take advantage of the optimized library. I created...
View ArticleMKL ?trexc function
Good day to all.I am a student. I'm doing matrix calculations.There was a problem with using the ?trexc function of MKL that makes the reordering of Schur factorizationIn particular, with it's two last...
View ArticleMissing .rar in article "Using Intel® MKL with MATLAB"
Hi,at https://software.intel.com/en-us/articles/using-intel-mkl-with-matlab#co...the .rar file containing .dll files to setup Matlab is missingplease fixRegardsTrevisan Davide
View ArticleFeast algorithm to compute eigenvalues in quadrant complex plane
For instance, I would like to compute eigenvalues with positive real part and negative imaginary part and their associated eigenvectors, I suppose this should be faster and more accurate than using...
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