Intel® Math Kernel Library Knowledge Base

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Intel® Premier Support Frequently Asked Questions
This Intel® Premier Support FAQ describes what it is, who is eligible, how to obtain a login ID, how to submit issues and how to get product updates.
Type: Software Defects
Intel® premier support frequently asked questions Intel® premier support premier support FAQ 11/28/2011
Intel® MKL 10.3 Bug Fixes
This article contains the list of Intel MKL issues fixed in version 10.3 and updates
Type: Software Defects
MKL 10.3 bug fixes mkl bug fixes 10/26/2011
*TRMV bug for large problems in threaded operation
The BLAS level 2 functions which perform the product of a triangular matrix and a vector provides incorrect results when run in threaded mode on matrices with dimension 3000 or larger and on processors with the Nehalem microarchitecture and later
Type: Software Defects
intel mkl DTRMV intel mkl bugs 02/23/2011
How to select different update of Intel® Composer XE 2011 for Linux* and Mac OS* X
The script compilervars.sh [.csh] under /bin of an older compiler will always set the environment for the latest compiler installed on a Linux or Mac OS X system having multiple updates of Intel® Composer XE 2011 installed
Type: Software Defects
update ClosedSWDefect 12/13/2010
MKL CFFT examples fail with MPICH2 on Windows* Itanium machine
CFFT examples in Intel MKL fail with MPICH2 on Windows Itanium machine. The route cause for this problem is that MPICH2 (mpiexec.exe) does not process values of environment variables (e.g. PATH) longer than 260 characters (MAX_PATH defined in windef.h).
Type: Software Defects
12/09/2010
VML routines show noticeable decrease in performance in case of multi-threading.
Reference Number : DPD200198891Version : Intel(R) MKL v.10.3Product : Intel® Math Kernel Library (Intel® MKL)Operating System : Windows, Linux and MAC OS* XProblem Description : VML functio ...
Type: Software Defects
11/23/2010
MKL performance degradation on SGI ALtix UV system with Nehalem EX processor
MKL performance degradation on SGI ALtix UV system with Nechalem-EX processor
Type: Software Defects
Intel(R) MKL SGI Altix 10/25/2010
Problem with Intel(R) MKL DSS Single Precision version
The F90 DSS interface is broken because of currently DSS API supports double precision data types only.
Type: Software Defects
MKL F90 Single Precision 10/12/2010
Dynamic MKL OOC PARDISO cannot solve large problem on Win64 bit OS.
Reference Number : DPD200193362Version : 10.2 Update 6, 10.3 beta 2Product : Intel(R) Math Kernel LibaryOperating System : Windows, 64 bitsProblem Description : During solution of pretty big tasks ...
Type: Software Defects
pardiso Intel MKL(R) Dynamic linking PARDISO OOC 10/05/2010
Intel® MKL 10.2 Fixes List
This article contains the list of Intel MKL issues fixed in version 10.2 and updates
Type: Software Defects
bug fix list 08/31/2010
dgelsd returns the error when is running on AMD processor
dgelsd returns the error message when it is running on AMD processor(model name : AMD Opteron(tm) Processor 250)
Type: Software Defects
Intel(R) MKL DLASCL dgelsd Opteron 07/26/2010
fmod (math.h) returns a garbage number if it's called right after some Lapack's routines.
Lapack (dsyevr, zheevr) routines, fmod, MKL, VC2008
Type: Software Defects
fmod error 06/01/2010
ZGESV returns the wrong result on Mac LP64 NHM system if MKL is linked statically.
ZGESV returns the wrong result on Mac LP64 NHM system if MKL is linked statically.
Type: Software Defects
LP64 NHM ZGESV 04/16/2010
PARDISO returns the erroneous results or throws an exception.
PARDISO returns the erroneous results or throws an exceptions with complex and unsymmetric matrix
Type: Software Defects
02/28/2010
dgeqp3() hangs when the input matrix has NaN
The issue of dgeqp3() hanging when the input matrix has NaN in Intel® MKL 10.1 udpate 1 has been fixed in MKL 10.2 udpate 2.
Type: Software Defects
02/23/2010
VML vdCdfNorm produces wrong answer at minus zero (-0)
Intel® MKL VML function vdCdfNorm reported wrong answer at -0 in version 10.2 and this bug was fixed is MKL 10.2 update 2 version.
Type: Software Defects
02/23/2010
libmkl_scalapack_lp64.so: undefined reference to `MKL_SCALAPACK_INT'
The cause of this issue happens only when SGI's MPI library and libmkl_blacs_sgimpt_lp64.a library from MKL are used. Workaround for this is described in this KB article
Type: Software Defects
MKL_SCALAPACK_INT undefined reference to `MKL_SCALAPACK_INT' 11/24/2009
Known limitations for the Intel® Math Kernel Library for Windows* 10.0 Update 2
Known limitations for the Intel® Math Kernel Library 10.0 Update 2 for Windows*
Type: Software Defects
10/27/2008
Known limitations for the Intel® Math Kernel Library for Mac OS* X 10.0 Update 2
Known limitations in the Intel® Math Kernel Library 10.0 Update 2 for Mac OS* X
Type: Software Defects
10/02/2008
Known limitations for the Intel® Math Kernel Library for Linux* 10.0 Update 2
Limitations to the sparse solver and optimization solvers in Intel® MKL 10.0 Update 2: Sparse and optimization solver libraries functions are only provided in static form Limitations to ...
Type: Software Defects
10/02/2008