Re: [OMPI devel] Is it possible to get BTL transport work directly with MPI level

2007-04-15 Thread pooja
Hi!! Thanks for reply.Actaully there was some problem with the my downloaded version of openmpi.But when I downloaded everything again and did all configure and make statements again it worked fine. Thanks a lot . And next time I will make sure that I give all details. Thanks Pooja > This is

Re: [OMPI devel] Is it possible to get BTL transport work directly with MPI level

2007-04-15 Thread Jeff Squyres
This is unfortunately not enough information to provide any help -- the (lots of output) parts are pretty important. Can you provide all the information cited here: http://www.open-mpi.org/community/help/ On Apr 14, 2007, at 11:36 PM, po...@cc.gatech.edu wrote: Hi!!! Thanks for help!

Re: [OMPI devel] Is it possible to get BTL transport work directly with MPI level

2007-04-14 Thread pooja
Hi!!! Thanks for help!!! Right now I am just trying to install the normal openmpi(without using all development header files). But it is still giving me some error. I have downloaded the developer version from the openmpi.org site. Then I gave ./configure --prefix=/net/hc293/pooja/dev_openmpi (lot

Re: [OMPI devel] Is it possible to get BTL transport work directly with MPI level

2007-04-13 Thread Jeff Squyres
Configure with the --with-devel-headers switch. This will install all the developer headers. If you care, check out "./configure --help" -- that shows all the options available to the configure script (including --with-devel- headers). On Apr 13, 2007, at 7:36 PM, po...@cc.gatech.edu wro

Re: [OMPI devel] Is it possible to get BTL transport work directly with MPI level

2007-04-13 Thread pooja
Hi I have downloaded the developer version of source code by downloading a nightly Subversion snapshot tarball.And have installed the openmpi. Using ./configure --prefix=/usr/local make all install. But I want to install with all the development headers.So that I can write an application that ca

Re: [OMPI devel] Is it possible to get BTL transport work directly with MPI level

2007-04-04 Thread Brian Barrett
On Apr 2, 2007, at 10:23 AM, Jeff Squyres wrote: On Apr 1, 2007, at 3:12 PM, Ralph Castain wrote: I can't help you with the BTL question. On the others: 2. Go through the BML instead -- the BTL Management Layer. This is essentially a multiplexor for all the BTLs that have been instantiated.

Re: [OMPI devel] Is it possible to get BTL transport work directly with MPI level

2007-04-04 Thread Jeff Squyres
On Apr 3, 2007, at 4:57 PM, po...@cc.gatech.edu wrote: I need to find when the underlying network is free. Means I dont need to go into the details of how MPi_send is implemented. Ah, ok. That explains a lot. What I want to know is when the MPI_Send is started .Or rather when MPi does n

Re: [OMPI devel] Is it possible to get BTL transport work directly with MPI level

2007-04-04 Thread Jeff Squyres
On Apr 3, 2007, at 3:07 PM, Li-Ta Lo wrote: Well, that's a good question. At the moment, the only environments where we encounter multiple cores treat each core as a separate "slot" when they assign resources. We don't currently provide an option that says "map by two", so the only way to d

Re: [OMPI devel] Is it possible to get BTL transport work directly with MPI level

2007-04-03 Thread pooja
Hi I need to find when the underlying network is free. Means I dont need to go into the details of how MPi_send is implemented. What I want to know is when the MPI_Send is started .Or rather when MPi does not use the underlying network. I need to find timing for 1) When the application issue send

Re: [OMPI devel] Is it possible to get BTL transport work directly with MPI level

2007-04-03 Thread Li-Ta Lo
On Tue, 2007-04-03 at 12:33 -0600, Ralph H Castain wrote: > > > On 4/3/07 9:32 AM, "Li-Ta Lo" wrote: > > > On Sun, 2007-04-01 at 13:12 -0600, Ralph Castain wrote: > > > >> > >> 2. I'm not sure what you mean by mapping MPI processes to "physical" > >> processes, but I assume you mean how do we

Re: [OMPI devel] Is it possible to get BTL transport work directly with MPI level

2007-04-03 Thread Ralph H Castain
On 4/3/07 9:32 AM, "Li-Ta Lo" wrote: > On Sun, 2007-04-01 at 13:12 -0600, Ralph Castain wrote: > >> >> 2. I'm not sure what you mean by mapping MPI processes to "physical" >> processes, but I assume you mean how do we assign MPI ranks to processes on >> specific nodes. You will find that don

Re: [OMPI devel] Is it possible to get BTL transport work directly with MPI level

2007-04-03 Thread Li-Ta Lo
On Sun, 2007-04-01 at 13:12 -0600, Ralph Castain wrote: > > 2. I'm not sure what you mean by mapping MPI processes to "physical" > processes, but I assume you mean how do we assign MPI ranks to processes on > specific nodes. You will find that done in the orte/mca/rmaps framework. We > currently

Re: [OMPI devel] Is it possible to get BTL transport work directly with MPI level

2007-04-03 Thread Jeff Squyres
On Apr 3, 2007, at 9:07 AM, po...@cc.gatech.edu wrote: Actually I am working on the course project in which I am running a huge computational intensive code. I am running this code on cluster. Now my work is to find out when does the process send control messages (e.g. compute process to I/O

Re: [OMPI devel] Is it possible to get BTL transport work directly with MPI level

2007-04-03 Thread pooja
Hi, Actually I am working on the course project in which I am running a huge computational intensive code. I am running this code on cluster. Now my work is to find out when does the process send control messages (e.g. compute process to I/O process indicating I/O data is ready) and when does the

Re: [OMPI devel] Is it possible to get BTL transport work directly with MPI level

2007-04-02 Thread Jeff Squyres
On Apr 1, 2007, at 3:12 PM, Ralph Castain wrote: I can't help you with the BTL question. On the others: Yes, you can "sorta" call BTL's directly from application programs (are you trying to use MPI alongside other communication libraries, and using the BTL components as a sample?), but the

Re: [OMPI devel] Is it possible to get BTL transport work directly with MPI level

2007-04-01 Thread Ralph Castain
Hi Pooja What did you do to make your prof dislike you so much??? :-) These are, to say the least, major tasks you have been describing. I've seen developers on our team spend months trying to really understand even one or two of the issues raised in your various emails, let alone make any kind of