Install intel optimized tensorflow in windows
HelloI checked the tensorflow-MKL in conda for tar files but file sizes are low so Could not be sure . How can I install intel-tensorflow in windows as offline. Is conda intel channel only for linux ?
View Articlemin2norm solution of under determined system with sparse qr
Does mkl_sparse_?_qr_solve() return the min2norm solution if given an under determined system? Additionally, is there a way to get the decomposition results (Q and R)? Thanks!
View ArticleAdding a diagonal matrix to the sytrf (Bunch-Kaufman factorization) function...
Hi I need to apply ?sytrf to a Matrix (A) then add a diagonal Matrix (λ I) to the output of the sytrf and after that use ?sytrs to solve a system of linear equations. However I can’t understand how...
View ArticleCalling Pardiso failed after enabling OpenMP in Visual studio
Hi, Pardiso in my Fortran program works well if I do not use OpenMP. However, after I change the setting in Visual studio for enabling OpenMP, by: Project > Configuration Properties >...
View ArticleMKL 2019U3 seems to load 32bit-DLL from 64bit-App
Hello!I'm porting a c++ application to x64. MSVS 2017 / C++ on Win7/64bit machine.I've set project settings to generate code multithreaded / static linking.However the spplication won't even start. It...
View ArticleExtracting Q matrix using mkl_sparse_?_qr_qmult
Hi,Recently I've been trying to use mkl_sparse_?_qr_qmult to extract the Q matrix by multiplying Q^-1 by an identity matrix. However this function has been returning SPARSE_STATUS_NOT_SUPPORTED. I...
View ArticleConvert CSR matrix to CSC one
I used mkl_dcsrcsc to convert a CSR matrix to a CSC one. After updating MKL, this routine is marked deprecated. As far as I understand, now I should use inspector-executor routines. However,...
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Possible Issue with xORMLQ function
Hi,I've noticed that when I use the xORMLQ (as part of an LQ solution of an underdetermined system), the xORMLQ function is accessing parts of the right-hand-side matrix that I do not think it should...
View Articlememory use on mkl in clusters
Hello,There are some very impressive memory vs mpi process plots in the excellent mkl presentation:https://cerfacs.fr/wp-content/uploads/2016/03/Kalinkin.pdfbut its a little confusing what the memory...
View ArticleUser-created threads and MKL internal threads
Hi all,Suppose I create an openmp region with say, 2 threads. And somewhere in that region I have a call to MKL, say DGEMM. Now, is it possible to force this DGEMM call to use exactly my 2 threads ?...
View ArticleHow does reordering affects locality in the cluster sparse solver?
Hi,I'm using the Intel MKL cluster sparse solver in version 2019.3 with Intel MPI library 2018.5 to solve the sparse symmetric systems occuring in a levenberg-marquardt algorithm for solving large...
View ArticlePardiso mpi version with fatal error
Hello,I receive a fatal error when using the impi version of intel Pardiso and it would be nice if someone could help me with it. I compile the code with (intel link line advisor)mpiifort -i8...
View Article[Intel Visual Fortran, ps xe 2019.3] Again, I cannot link to intel mkl
In the past, I already had several issues with automatically (meaning, through the integration tool with the switch no/yes{sequential|...}) linking to the mkl, this concerning c/c++ projects. First it...
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Wrong triangular part of matrix accessed in function LAPACKE_ssygvx
Hi all,with the help of valgrind I noticed that LAPACKE_ssygvx calls LAPACKE_sge_nancheck on the input matrix.I specified to LAPACKE_ssygvx to use only the lower triangular part of the symmetric matrix...
View ArticleMulti-threaded PSSYEVD not threading actually
Dear all,When calling the SCALAPACK routine PSSYEVD with several threads, only the first MPI task is actually threading as expected.I have met this issue on both my laptop and on a supercomputer, both...
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2D Correlation fail
Hi all, I am trying to run "vsldconv_2d_direct.c" example (code attached) but fail on the call to vsldConvExec(task, x, NULL, y, NULL, z, NULL) with error VSL_CC_ERROR_XSHAPE (-2311). All other...
View ArticleMKL Rectangular matrix Inplace transpose performance issue
I want an in place memory transpose of very large matrix. I am using mkl_simatcopy. But I am observing some performance issue while transposing inplace. I am currently using Intel(R) Xeon(R) CPU...
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issues on Visual Studio 2017
Hello,This is my first post here.I'm using MKL for matrices multiplication in my current project.Sometimes - just in RELEASE mode and with no pattern neither a way to reproduce the bug - my application...
View ArticleSmallest eigenvalue given by dsyevr
Hi I have been trying out LAPACKE_dsyevr using the example from https://software.intel.com/sites/products/documentation/doclib/mkl_sa/11...This works perfectly fine for finding 3 eigenvalues. Now when...
View ArticleC++/Fortran/MPI code MKL compile error:
Hi all, I have (inherited) a code that is written with C++ (mainly), Fortran and MPI (with some scalapack calls too). We have just upgraded to Intel 2019 compilers (linux cluster). My CMake file has...
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