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Computing the Schur-complement with MKL_PARDISO
Hello,we are currently trying to integrate mkl_pardiso into our software and are facing some questions regarding mkl_pardiso and the computation of the Schur-complement.Given a real symmetric matrix we...
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Floating Point Exception in MKL FFT from 18.0.4 onwards.
A floating point overflow is raised in the code below giving the following backtrace.Program received signal SIGFPE, Arithmetic exception.0x0000000000d4a1e6 in...
View ArticleInstallation fails
I'm on a GCP Ubuntu 14.04 VM and I can't get apt-get to build the mkl. The steps I took, following the instructions here:> sudo sh -c 'echo deb https://apt.repos.intel.com/mkl all main >...
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Segmentation fault in PARDISO phase 33 when changing parameters in iparm
Hello,we are currently integrating PARDISO into our software and stumbled upon some (from our point of view) weird behaviour.First the setting:Given a sparse matrix of type -2 we start with phase 12,...
View ArticlePardiso low-rank update question
Hi,I recently realized this functionality is available with pardiso - great!I am testing it now and I have some questions. I have read the instructions in...
View ArticleParallel pardiso solve step
Hi,Refering to the iparm[24] (0-indexed) parameter: https://software.intel.com/en-us/mkl-developer-reference-c-pardiso-iparm...Is it really the case that the fwd/backward steps are not parallel as...
View ArticleBug in dsyev row-major
Hello, When I compile and run the MKL examples `lapacke_dsyev_row.c` I get the following output: LAPACKE_dsyev (row-major, high-level) Example Program Results Eigenvalues -11.07 -6.23 0.86 8.87...
View Articlerunning "cl_solver_unsym_c.c"
Hi. I need to run the code in examples/cluster_sparse_solverc/source of the Intel installation directory with different input data. Just as in the example, I am using CSR sparse format. Arrays a, ja...
View Articleeigen value and vector for N=200x200
How do I find the eigenvalues and eigenvectors of a matrix in a fortranda 200 * 200
View Article[HPCG] "QuickPath" option always selected
Hello everyone, A brief summary of the issue:The Intel MKL and Intel MPI libraries are installed on the cluster I am using (its compute nodes embed 2 sockets (E5-2620 v4));The AVX2 pre-built binary of...
View ArticleProblems with mkl_sparse_convert_csr
I'm trying to use the Intel MKL Inspector/Executor Sparse BLAS library and I've been struggling with faulty memory use in the `mkl_sparse_convert_csr` subroutine. The simple program below can reproduce...
View Articlecore dumped when using DftiCreateDescriptor(desc,prec,domain,dim,sizes) with...
I'm trying to perform fft on linux system(specifically cent OS 7) by Intel MKL. After writing a successfully running code sample on windows i moved it to linux and met with segmentation fault(core...
View Articlebibtex for Intel MKL Developer Reference
Very silly question, how do I cite the developer reference for MKL, 2019 version? Thank you in advance.
View ArticleHow to tranfer saved "scoeff" to 'dfdInterpolate1D' to calculate interpolated...
Dear all,In curve fitting, suppose I already have "scoeff" from previous data fitting and the data fitting task is already deleted.How can I pass the saved "scoeff" to "dfdInterpolate1D" later to...
View ArticleTensor multiplication using MKL
Hello,Is it possible to perform a multidimensional array multiplication using Intel MKL? If it is, could you please provide the name of the function I should use or a simple example? Thank you
View ArticleZero Matrix CSR Format
Hi,in order to implement a generic algorithm, I need to define the zero matrix in CSR format. Is it possible?I have defined it with null arrays for elements, rows, etc.... but when I try to call the...
View ArticleCLUSTER_SPARSE_SOLVER segmentation fault
Hi all!I am getting forrtl: severe (174): SIGSEGV, segmentation fault occurred during factorization step of CPARDISO. It happens when i try to solve Nonsymmetric system of ~ 8.5 million equations. It...
View ArticleThe ordinal 242 could not be located in the dynamic link library...
Hi everyoneI have been doing fortran programs with intel mkl for several years, but this time I faced a runtime error as:The ordinal 242 could not be located in the dynamic link library C:\Program...
View Articlemkl_solver.lib is missing
Hi, every body,In fact, I have a task to review working code on visual studio 2010, c++............ I have linking errorI need to have this library: mkl_solver.libI searched for it for two days long...
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Feast with g++
Hi, I am thinking of using feast to get a small set (around 300 lowest) of eigenvectors of a huge sparse matrix (more than a 10 million basis functions) in my c++ code. As a first step towards that I...
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