Re: [Beowulf] ("LAPACK/C++ wrappers)

2010-11-22 Thread Peter St. John
Regarding "...Maybe PETSc is an overkill for you, but if the problem is that simple, why not use Fortran and regular LAPACK/PLAPACK?,,," I haven't written fortran since IV and 77 in the early 80's. The matrix multiplication part is simple but the ambient application is squirrelly and I"m more facil

Re: [Beowulf] ("LAPACK/C++ wrappers)

2010-11-22 Thread Gus Correa
Peter St. John wrote: > Gus, > In my case, I"m not concerned with PDEs but the "linear system solvers" > themselves,which PETSci gets from other packages? Hi Peter Yes, you can compile PETSC with support of a variety of linear algebra packages. See their installation instructions and documentat

Re: [Beowulf] ("LAPACK/C++ wrappers)

2010-11-22 Thread Peter St. John
Gus, In my case, I"m not concerned with PDEs but the "linear system solvers" themselves,which PETSci gets from other packages? So for example, looking over their table at: http://www.mcs.anl.gov/petsc/petsc-as/documentation/linearsolvertable.html I'd want the "dense" case and therefore PLAPACK, s

Re: [Beowulf] (no subject)

2010-11-22 Thread Gus Correa
Would PETSc be of use for you? http://www.mcs.anl.gov/petsc/petsc-as/ Gus Correa Ivan Marin wrote: > I'm interested also in the bindings for C++ and LAPACK/ScaLAPACK. I > did some tests in the past for simple stuff, and worked, but very > simple linear system solvers. > > Ivan Marin > > Civi

[Beowulf] Intel: 1,000-core processor possible

2010-11-22 Thread Eugen Leitl
http://www.goodgearguide.com.au/article/368762/intel_1_000-core_processor_possible/ Intel: 1,000-core processor possible A group of Intel researchers has pioneered a messaging system that would allow multiple cores to communicate Joab Jackson (IDG News Service)20 November, 2010 09:04 An experi

Re: [Beowulf] cluster profiling

2010-11-22 Thread Jan Wender
Hi, I have to correct myself... On Wed, Nov 03, 2010 at 04:36:57PM +0100, Jan Wender wrote: > for some time now (maybe start of 2010) Vampir is not available on its own any > more. It got included in intels Cluster Toolkit and is available from them > (and > underwent a name change if I remember