Insufficient virtual memory
Hi,I'm using MKL pardiso on a 64-bit Windows 7 machine with 32 GB of RAM. I am running a solver using backward Euler, with a steadily increasing number of variables. When the sparse matrix that I'm...
View ArticleBasic nth order curve fit
My goal: Using a small data set (3 - 40 points), calculate the coefficients of an n-th order polynomial, using either the MKL library, or IPP library that fits a data set using c++. Then from that...
View ArticleSVD function precision
Hi, currently I am using DGESVD and DGESDD in MKL library, and I have some questions in the precision of those two functions.For matrices with large condition number (greater than one over machine...
View ArticleEigenvalue precision
Hello everyone,I am working on a project where it is important to distinguish between 0 eigenvalues and non zero eigenvalues. Using the MKL routine LAPACKE_zheev returns me a list of eigenvalues which...
View ArticleIntel® Math Kernel Library 11.2 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...
View ArticleHow to find formal mkl 11.2 reference manual
Hi: I see that there is a new cluster_sparse_solver in mkl 11.2 and that is what I need right now. So I need to find detail about how to use such function. However all the mkl 11.2 reference manual is...
View ArticleFEAST Eigenvalue solver using MKL-Pardiso
Hi, I have just started to test FEAST Eigenvalue solver for my nanodevice simulations. I have a question since it uses MKL-Pardiso as a Inner linear solver and it would be nice if some could give...
View ArticleSignificant performance improvment of symmetric eigensolvers and SVD in Intel...
Intel MKL 11.2 contains a number of optimizations for Symmetric Eigensolvers and SVD. These are mostly related to large matrices N>4000, 6000, and on, but speedups are significant comparing to the...
View Articleusing Intel ODE solver when the variables are vectors
HiI am trying to use the intel ODE solver dodesol to solver a set of ODEs. I have run the example and it runs fine. The problem is the example only shows when the variables are scalars. For example:Y1'...
View ArticleCluster version of PARDISO is available as part of the latest Intel MKL 11.2
Cluster version of PARDISO is available as part of the latest Intel MKL 11.2The main features in Direct sparse solvers for Clusters functionality are:Distributed csr format, support distributed matrix,...
View Articleld: cannot find -lmkl_intel_lp64
Hi!! AllPlease I have a problem to run a program who content suroutine lapack and blas whit ifort. this is the massage:ld: cannot find -lmkl_intel_lp64how can I solve this problem??I'm using Ubuntu and...
View ArticleMKL_DIRECT_CALL and zgemm3
It seems that MKL_DIRECT_CALL does not apply to zgemm3 and cgemm3, only zgemm and cgemmIt seems slightly annoying that this is not the case as zgemm3 is significantly more numerically efficient for...
View ArticleMKL_DIRECT_CALL works great!
I Just wanted to thank the MKL team for MKL_DIRECT_CALL. It works well with small matrices as well as large matrices. I am seeing a 2x performance improvement when the matrices are small. Previously I...
View ArticleThread safety of MKL_DIRECT_CALL
The MKL_DIRECT_CALL macros expand to something likeif(.....){ ....... }else{ static MKL_INT mkl_direct_call_flag = 0 zgemm_direct((transa), (transb), (m), (n), (k), (alpha), (a), (lda), (b), (ldb),...
View ArticleVS2013 cannot find MKL headers
I just switched from Parallel Studio XE 2013 to 2015 and access to headers for MKL has stopped working.The environment variables and relevant directories seem to be correctly set up for the new...
View Articlecannot find ScaLAPACK libraries in Composer XE 2015 for C++ Linux
Hello,I've downloaded Intel Parallel Studio XE Composed Edition for C++ Linux, (composer_xe_2015) and tried to compile a test program for ScaLAPACK. However, I cannot find the ScaLAPACK libraries in...
View Articledcg_check problem between versions MKL 2011 and 2013
Hi,I have a problem I don't get to solve. My problem refers to dcg_check function.In the version of MKL, 2011, that I have installed at home the function works well. But at work I'm using a newer...
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cluster_sparse_solver and distributed format
Hello,I'm trying to use cluster_sparse_solver and solve a system in-place (iparm(6) = 1), with a distributed format (iparm(40) = 2). I adapted the example cl_solver_unsym_distr_c.c as you can see...
View Articleerror#7881
Hi,I'm working with version XE 2013. And I use LAPACK for my project. I have done and check the following is in right setting:1.environment variable2. tools/options/.../complier: For include, added...
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