ATTENTION: Read if you cannot install from deb feed: The APT distribution key...
The key listed on the instruction pagehttps://software.intel.com/en-us/articles/installing-intel-free-libs-and...specifically, this file:wget...
View Articleunable to find @rpath/libiomp5.dylib
I am new to MKL on Mac. I am running code in Fortran as follows: ifort -o name.x -fast -mkl program.f90and I get the following error ipo: warning #11012: unable to find @rpath/libiomp5.dylibI tried...
View ArticleDiagonalization of symmetric matrices - form of matrix?
I would like to compute the eigenvalues of a symmetric matrix and wanted to use the LAPACKE_dsyev function from the MKL Library in C++ for that.From the documentation...
View ArticleTraceback MKL ERROR (Environmental variable?)
Is there a MKL environmental variable that will make all errors fatal? I would like to use this to find the location of an error in a large code. (Currently the code completes correctly, the error does...
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cluster sparse solver returns error = -1
I can't understand why I get the "input inconsistent" error when I run the code that I am attaching. I am using a toy example to check on it and that works for P = 4, where P is the number of MPI...
View ArticleIncorrect band matrix storage description
In MKL C Manual on page 399 (PDF) row major layout formula looks like "row major layout: k(i, j) = (i - j)*ldab + kl + j - 1; 1 ≤i≤m, max(1, i - kl) ≤j≤ min(n, i + ku)". Let's take row i=1, j=i+ku,...
View Articlemkl_sparse_sp2m: Conditional jump or move
struct matrix_descr descrA; struct matrix_descr descrB; descrA.type = SPARSE_MATRIX_TYPE_GENERAL; descrB.type = SPARSE_MATRIX_TYPE_GENERAL; std::cout <<...
View Articleerror on description page
There is a line of code on two-stage-algorithm-for-inspector-executor-sparse-blas-routines that seems to be incorrect status = mkl_sparse_x_export_csr ( csrC, &indexing, &rows, &cols,...
View ArticleWhere is the preconditioning of coefficient matrix -A in FGMRES
Hello, every one .I want to implement the ILUT preconditioned FGMRES RCI to solve a large Poisson equation in a lab CFD code which based on non-uniform cartesian grids and standard 7-point...
View Articlecannot find libimf.so
Situation:After installing Intel Composer XE 19 and setting environment variables, I cannot use my internet in Ubuntu 18.04 and printing system in OpenSUSE Leap 15.1. The error message said that...
View ArticleMKL function cblas_sgemv gives different results each time
Hi, I have used cblas_sgemv but this function gives different results each time and I have checked the inputs which are always the same. Sometimes the result is correct (with 1e-6 L2 norm error...
View ArticleMKL's cblas_saxpy outputs incorrect results
Hi,I need to add two arrays in an efficient way, so I tried MKL's saxpy.When I use the cblas_saxpy function on two dummy arrays with all values initialized to 1 and 2 respectively, I get totally wrong...
View Articlepardiso_handle_store Segmentation fault
Hi,I have been using `pardiso`, and everything works fine. I can successfully factorize a large sparse matrix and later solve systems using the factorization. Now I wish to save the factorization to a...
View ArticlePermutation of a large sparse matrix
Hi,What is the fastest way of permuting a large sparse_matrix_t in csr or csc format?I could either do manual permutations on the csr arrays or I could create a sparse permutation matrix and use the...
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use of MKL spline functions strange behavior at second run time
Hi,I have wrapped the code required to do an Akima spline interpolation in the attached source code. When I link my main application statically with the MKL, it runs fine. However, with dynamic linking...
View ArticleSerious memory leak problem of mkl_sparse_d_add subroutine
Hi,I'm currently programming with the new sparse interface, and experienced serious memory leak problem when this routine: mkl_sparse_d_add is called several thousand times, it takes up all my 64 GB...
View Articleserious memory leak problem found within mkl_sparse_d_add
Hi,I'm currently programming with the new sparse interface, and experienced serious memory leak problem when this routine: mkl_sparse_d_add is called several thousand times, it takes up all my 64 GB...
View Articledtrnlspbc_solve solution outside the allowed range
We are using a Trust Region MKL API: dtrnlspbc_solve and related functions.We use the optimization with constraints.The objective function written by us worked properly for years, in your...
View ArticleUsing MKL Features: MKL Direct Call, MKL JIT, MKL Compact API, MKL Batch API,...
Hello,I saw many cool features of MKL listed in Speed Up Small-Matrix Multiplication using New Intel® Math Kernel Library Capabilities.I am also aware of MKL JIT feature.I was wondering, if I linked my...
View ArticleWhy different thread num makes no different in performance?
Hi everyone,I'm testing MKL using VisualStudio 2019 and MKL v2019.5 on Intel i7-9750H CPU with 6 cores and 12 threads.I'm interested in the time consumed of vector mathematics and FFT functions in...
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