mkl_sparse_d_mv returns different values than mkl_dcsrsymv
Hello, we are updating the code in my organisation to get rid of the deprecated SPBLAS functions. Our software makes some structure calculations with sparse matrices codified as CSR (symmetric, upper,...
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Slight Discrepancies in AXPY results vs explicit loops
Hi,In some of our codes, we have noticed some slight discrepancies in the results when using MKL AXPY calls and our own explicit loops to calculate Y=Y+ALPHA*X. When we are performing iterative matrix...
View ArticleError building application with mkl
I am having issues with build an application. When running make, it runs successfully until linking the executable. There I encounter the following error: "ld: library not found for -liomp5". I tried...
View ArticleIntel® Parallel Studio XE 2019 On linux
Hi,I've been using parallel studio xe 2019 for evaluation on linux. I had a problem when compiling a very simple test fortran code using"ifort source.f90 -mkl -qopenmp" it was working on the...
View ArticleTrunst Region optimization dtrnlsp_solve aborts intermittently returning 1502
I'm calling dtrnlsp_solve from C++. Depending on changes to the surrounding code, compile options (debug vs optimized) etc, Sometimes it works, sometimes it fails on the first call, returning code...
View ArticleBatch normalization implementation
Hello,I need a simple example of batch normalization function using Intel MKL.I tried to write my own code but I had an error during the execution and I couldn't locate the problem. I posted a question...
View Articlemkl_sparse_d_create_csc different definitions
Hi,I'm having a problem with CSC type sparse matrix generation. The function mkl_sparse_d_create_csc is defined in the intel MKL documentation in the following manner:sparse_status_t...
View ArticleMKL Feast (inner memory problem: info=-2)
Hi,i'm trying to solve (sparse) symmetric generalized eigenvalue problems using dfeast_scrgv().It always worked fine with relatively small problems (up to 2000*2000 sparse matrix), but it turned out i...
View ArticleLinking MKL in the makefile
Hi: I went to the intel-mkl-link-line-advisor , and got the following:Use this link line: ${MKLROOT}/lib/intel64/libmkl_scalapack_lp64.a -Wl,--start-group...
View Articlecblas_ddot access violation
Hi,I was just trying to learn how to use the 64 bit platform on Parallel Studio XE, when running a very simple example (using cblas_ddot() - as shown below) I've got the following exception:Exception...
View ArticleMKL_SPARSE_D_TRSM ............ no result when called from fortran
Hithe program below implements a "csr" class which holds a sparse csr matrix copied from the mkl manual. This matrix is used for Inspector-Executor routines MKL_SPARSE_D_CREATE_CSR, MKL_SPARSE_COPY and...
View Articlepardiso out of memory (-2) in phase 33
Hi,pardiso stops with error message -2 in phase 33 when increasing the number of rhs from 600 to 700. 600 rhs runs fine with a memory use of 146.2GB ("RES") reported by "top". The system has 256GB of...
View ArticleIssues compiling MATLAB mex with Intel MKL PARDISO
I am quite new to writing mex files, and to the MKL. I need to interface the PARDISO solver with a MATLAB code of mine, for solving of large finite element matrices. When compiling my mex code, I am...
View ArticleIntel MKL and IPP licensing
Hello. Can you tell me if MKL and IPP (Intel Performance Primitives) are free to use in third-party proprietary programs?
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Composer 2019 up2 -- Link error: _powf already defined in mkl_core.lib
Hello,Since I upgraded Composer from 2018 up3 to 2019 up2 I am getting linker errors such as: libmmd.lib(libmmd.dll) : : error LNK2005: _powf already defined in mkl_core.lib(_avx512_dgetri_small.obj)....
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[HPCG] Compilation with GCC//GOMP/OpenMPI - error at run-time
Hello everyone, Brief summary of the issue:GCC version: 7.3.0;An hybrid OpenMP/MPI version of HPCG was compiled from the source code delivered with the Intel MKL;It was linked to OpenMPI-3.0.1, and MKL...
View ArticleHow to operate with integral types on MKL
Hi all,I'm pretty new to the MKL world and I'm starting to practice with the API, but I cant found anything in the documentation about operating with integral types with MKL. For example, I will like...
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Crash in Link MKL DFTI library from VS C++ x64
I would like to use MKL FFT functions in C++ of VS 2013 on Windows x64 system. What I have done are: 1. Run test example C program, MKL FFT functions work OK 2. Run my x64 program without calls to MKL...
View ArticleHow to compute1D FFT of 2D array in another dimension without reshaping the...
I want to compute 1D FFT of a 2D array stored as a 1D array in another dimension. For example the 2D array is stored as:for(int j=0; j<NJ; j++) //rows { for(int i=0; i<NI; i++) //colums {...
View ArticleIntel® MKL version 2019 Update 3 is now available
Intel® Math Kernel Library (Intel® MKL) is a highly optimized, extensively threaded, and thread-safe library of mathematical functions for engineering, scientific, and financial applications that...
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