Re: [OMPI users] Hybrid program

2008-11-18 Thread Gabriele Fatigati
Ok, but in Ompi 1.3 how can i enable it? 2008/11/18 Ralph Castain : > I am afraid it is only available in 1.3 - we didn't backport it to the 1.2 > series > > > On Nov 18, 2008, at 10:06 AM, Gabriele Fatigati wrote: > >> Hi, >> how can i set "slot mapping" as you told me? With TASK GEOMETRY? Or is

Re: [OMPI users] Hybrid program

2008-11-18 Thread Ralph Castain
I am afraid it is only available in 1.3 - we didn't backport it to the 1.2 series On Nov 18, 2008, at 10:06 AM, Gabriele Fatigati wrote: Hi, how can i set "slot mapping" as you told me? With TASK GEOMETRY? Or is a new 1.3 OpenMPI feature? Thanks. 2008/11/18 Ralph Castain : Unfortunately, p

Re: [OMPI users] Hybrid program

2008-11-18 Thread Gabriele Fatigati
Hi, how can i set "slot mapping" as you told me? With TASK GEOMETRY? Or is a new 1.3 OpenMPI feature? Thanks. 2008/11/18 Ralph Castain : > Unfortunately, paffinity doesn't know anything about assigning threads to > cores. This is actually a behavior of Linux, which only allows paffinity to > be s

Re: [OMPI users] Hybrid program

2008-11-18 Thread Ralph Castain
Unfortunately, paffinity doesn't know anything about assigning threads to cores. This is actually a behavior of Linux, which only allows paffinity to be set at the process level. So, when you set paffinity on a process, you bind all threads of that process to the specified core(s). You cann

[OMPI users] Hybrid program

2008-11-18 Thread Gabriele Fatigati
Dear OpenMPI developers, i have a strange problem with mixed program MPI+OPENMP over OpenMPI 1.2.6. I'm using PJL TASK GEOMETRY in LSF Scheduler, setting 2 MPI process every compute node, and 2 OMP threads per process. Using paffinity and maffinity, i've noted that over every node, i have 2 thread

Re: [OMPI users] how to get openMPI working, someone help me.

2008-11-18 Thread Venu Gopal
Well, the version number 8.04.1 was the version number of the Ubuntu JeOS. Very similar to the Ubuntu Server but with a optimized kernel for VmWare. see the link here. http://cdimage.ubuntu.com/jeos/releases/8.04.1/release/ well i searched the repositories, but could not find anything for a few

Re: [OMPI users] how to get openMPI working, someone help me.

2008-11-18 Thread Dirk Eddelbuettel
On 18 November 2008 at 17:06, Venu Gopal wrote: | Hello, | | I am new into this mailing list, and am trying to install openMPI on Ubuntu | 8.0.4.1 (That's not an existing version number.) | Basically my idea is to build a beowulf. Well right now i even dont have | lots of PC's for this purpose.

[OMPI users] how to get openMPI working, someone help me.

2008-11-18 Thread Venu Gopal
Hello, I am new into this mailing list, and am trying to install openMPI on Ubuntu 8.0.4.1 Basically my idea is to build a beowulf. Well right now i even dont have lots of PC's for this purpose. So I am planning to first use virtual machines on VmWare. I have installed around four Virtual machin

Re: [OMPI users] openmpi-1.2.8 and cygwin...

2008-11-18 Thread Shiqing Fan
Dear Solibakke, I'm not familiar with the installation under Cygwin, but what I can tell is that we are making a windows support public very soon. When it's ready, you will never need to install Open MPI under Cygwin on Windows, you will be able to configure with CMake and compile everything w