How should I distribute memory for parallel direct sparse solver for cluster?
Hi,I'm trying to use parallel direct sparse solver for cluster. So, altering sample code (cl_solver_sym_distr_f.f), I made the parallelized code for solving large numbers of linear equations.I...
View ArticleDeadlock Problem when using the Cluster FFT
Hello,I have run a massive simulation using MPI on distributed memory supercomputers(FUJITSU Server PRIMERGY CX2550 M4 × 880)and compiled with the intel/2018.2.046 Fortran compiler.I have deadlock...
View ArticleCPU Execution Time
I am using mkl_get_cpu_clocks() function to measure the CPU execution time of LAPACKE_dgesv. My code is like:unsigned MKL_INT64 t1,t2; mkl_get_cpu_clocks(&t1); run LAPACKE_dgesv()...
View ArticleWhich SVD driver routine is most efficient?
There are many a SVD driver routines in MKL (see page 986 of MKL reference manual). I checked LAPACK Users' Guide but obviously it's behind the tide because it only mentioned the divide and conquer...
View ArticleMatrix Power
Hello,I found this function: v?Powx, in order to compute the Matrix power with very high exponents.But maybe it works only with vectors, because when I tested it for example with power of 2 I found...
View Articlecomplex FFT in 2 dimensions
Hello,I am trying compute a complex to complex FFT in 2 dimensions but the values I obtain are not correct (only the first 2 are). This is not a normalisation issue. The transform I obtain is not...
View ArticlePARDISO and Nonlinear Systems
Hi,I have been experimenting with the PARDISO solver, solving a system of linear equationsAx=bThe example file 'pardiso_unsym_c.c' contains the variablesdouble *a : corresponds to the matrix A in the...
View ArticleShipping fortran dll with MKL routines.
Dear all,I develop a program using Intel® Parallel Studio XE 2015 Composer Edition for Fortran Windows. I am tying to run the program on a different pc. All of the dlls are loaded successfully except...
View ArticleClik here to view.
strange behavior of the cluster_sparse_solver
Dear experts, I'm trying to use INTEL cluster sparse solver to solve a big size of symmetric complex number equations. I found that my code has strange behavior, it gives the correct solution or...
View ArticleProblem with mkl_blas.fi
Last week I renewed my license for Intel Parallel Studio XE Composer Edition for Fortran Windows. Intel no longer offers a license package for Fortran with IMSL, which is what I've had in the past....
View ArticleIncrease in .exe file size from version 16.3 to 18.3 due to IMKL
HiI originally posted this in the Intel visual fortran compiler for windows forum, but was redirected here (sorry for the double post).We have seen an increase in the file size of an executable of...
View ArticleHow to create C project with mkl.h
I'm new to intel system studio 2019, so i don't know how to use mkl.h library function in my c program.Can anyone tell me procedure to create C project creation with mkl.h? and what are the...
View ArticleHow to find inverse of a sparse matrix using pardiso?
I have a sparse matrix of A 17000 x 17000 (real data). Need to find the inverse of A, I am new to intel math library.Anyone could help me to solve this problem by using pardiso?, pardiso has take 16...
View ArticleResult inconsistency in MKL svd
I'm using the following MKL product:Major: 2017Minor: 0Update: 2on an Intel(R) 64 architecture.I get inconsistencies in the results from the function LAPACKE_dgesvd. When I input the function with...
View ArticleCompile MKL 10 With VS2013
Hello, How to compile MKL version 10 with Visual Studio 2013 ?Is it possible ? Thank you,Christophe,
View ArticleHow to achieve Parallel back substitution when using Pardiso?
I want to speed up the procedure of back substitution, but I did not figure out what should I do.I used to use OpenMp simply, but the reason differs.!$OMP parallel do do j = 1,sub(i)%Nob...
View ArticleMKL and gcc: Correct linking?
Hi,I am attemting to compile the example file pardiso_unsym_c.c with gcc. I have successfully done so on linux with the library flags -Wl,--start-group $(MKL_PATH)/libmkl_intel_lp64.a...
View Articleexample files fail when compiled on windows
Hi,I've recently compiled mkl example files like pardiso_unsym_c.c and others on windows using pgi compilers. Specifically, I use the linesset "MKL_ROOT=C:\Program Files...
View ArticleQuestion about ldb in mkl_?omatcopy for transpose of column-major matrices
Dear all,I need to do out-of-place transpose of the matrix (actually I have plenty of them if various sizes/shapes). I have a question about ldb parameter in mkl_?omatcopy. Documentation says that if a...
View ArticleHow to find out inverse of a binary matrix by using mkl functions?
I'm trying to find out inverse of the following binary matrix by using following functions,lapack_int LAPACKE_dgetrf (int matrix_layout , lapack_int m , lapack_int n , double * a , lapack_int lda ,...
View Article