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Problem with LAPACK subroutine ZHEEVR, input array "isuppz" accessed despite...
Hello,I think I have run into an inconsistency between the documented behaviour of LAPACK subroutine ZHEEVR and the observed behaviour.According to the documentation...
View ArticleMACOS FFTW Interface
Hello, i installed m_fcompxe_2020.015.dmg on my mac, one month testing version.I want to make the fftw2 and fftw3 interfaces, but in the directory interfaces/fftw2x_cdft is the directory wrapper,...
View ArticleMKL 2020.1, VS2019 linking bug
I updated to version 2020.1 and got the following error recompiling my dllError MSB3073 The command "mkl_link_tool.exe -libs -c ms_c -a intel64 -l static 2> NUL" exited with code 9009. LNM_Lapack...
View ArticleIntel® MKL version 2020 Update 1 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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Results of LAPACKE_dgesvd
Hi MKL gurus,I have in my code a call to LAPACKE_dgesvd function. This code is covered by autotest. Upon compiler migration we decided to upgrade MKL too from 11.3.4 to 2019.0.5.And tests became red....
View ArticleMKL 2020 update contains upgrade to LAPACK 3.8?
I notice the version of LAPACK now is 3.8.0. MKL 2020 shows 3.7.0. I cannot find a release note about it.Obviously I may have make a mistake in my code. But just want to clarify the situation.
View ArticleCreate a random matrix with MKL library
When I use vdRngUniform() routine to create a random matrix, the maximum size matrix I can use only 40000 x 40000. Do we have any other routine from MKL to create with the bigger size? I can create by...
View ArticleExtract internal data from sparce_matrix_t
HelloI am currently using Intel MKL 2019. Because some of the routines in Sparce BLAS are currently deprecated, i am using corresponding functions from Inspector-Executor Sparce BLAS. Theese routines...
View Article2D Convolution methode
Hi, Matlab supports three methods when using conv2. As you can see from the reference site below, Full, Same, and Valid methods are...
View Articleintel mkl parallel in visual studio
Hi,I have developed a small app in visual studio with intel mkl set to parallel and openmp language support to yes. it works correctly. Now i want to package the software. But .exe file does'nt...
View Articledtrnlspbc_init fails with TR_INVALID_OPTION
It appears that the trust region optimizer can only handle cases when number of function arguments is equal to number of function values (square Jacobian).In particular, in the code below (this is a...
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Access violation error when running 64bit application linking with MKL Pardiso
Hello everyone!I am a PhD student in Computational Mechanic, and now I am using MKL Pardiso to solve large unsymmetric sparse matrix in my FEM codes. When I want to build a 64bit version application, a...
View ArticleAbout COO with duplicate entries, and MKL_sparse_export_csr
Hello everyone,Because I am working FEM, global stiffness matrix is sparse, which can be easily assembled in a COO format. But it's noted that this formed COO matrix have many unsorted duplicate...
View Articlemkl error in p?geevx - fortran
I'm trying the newly introduced pcgeevx (complex non-hermitian problem - single precision), and I obtain "Intel MKL ERROR: Parameter 14 was incorrect on entry to PCGEEVX." I do not understand how come...
View ArticleMKL matmul with avx 512 shows bad performance on matrix with certain input size
Description: For Intel-MKL compiled with AVX512 support, matmul performance will be bad for certain matrix size. For example, let C = np.matmul(A, B), where A.shape = (m, k), B.shape = (k, n). If m<...
View ArticleSparse Matrix Matrix Multiplication
I have a matrix A I want to perform the following operation in MKL,C = A[l:h,:]*AT Where A is a sparse matrix and A[l:h,:] is the row l from h of A. I am currently computing The AT and then multiplying...
View Articlecall to ZHEGV failed
Hello, I am troubleshooting a warning from the VASP plane-wave electronic structure code. The application version is 5.4.4 built against Scalapack. The warning is of the formWARNING in EDDRMM: call...
View Articlemkl_cluster_sparse_solver.f90 missing
I'm running parallel_studio_xe_2020.0.088 on CentOS 7. I'm trying to compile the PARDISO example for complex unsymmetric matrices using the following:make libintel64 mpi=intelmpi compiler=gnu...
View Articleabout non-zeros distribution used by the mkl_sparse_?_mv function.
Hi all,I am using the sparse matrix-vector multiplication operation in the MKL library.I started with a CSR representation (the classical three arrays of the CSR format) and use the...
View ArticleMKL - which dependencies to include in the distribution package?
Hi everyone,Is there a systematic way to determine which libraries to include in an application's distribution package?Up to now, I have been proceeding by trial and error, adding the libs when a user...
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