Re: [OMPI devel] MPI Message Communication over TCP/IP

2009-05-07 Thread Jeff Squyres
Done: http://www.open-mpi.org/papers/trinity-btl-2009/ Thanks! On May 6, 2009, at 6:13 PM, Timothy Hayes wrote: Would this be okay? @misc{hayes09_ugrad_xenmpi, author = {Timothy Hayes}, title = {An Effcient Open MPI Transport System for Virtual Worker Nodes}, howpublished = {Trinit

Re: [OMPI devel] MPI Message Communication over TCP/IP

2009-05-06 Thread Timothy Hayes
Would this be okay? @misc{hayes09_ugrad_xenmpi, author = {Timothy Hayes}, title = {An Effcient Open MPI Transport System for Virtual Worker Nodes}, howpublished = {Trinity College Dublin Final Year Project}, year = {2009}, note = "Undergraduate Dissertation", } It's really just a rep

Re: [OMPI devel] MPI Message Communication over TCP/IP

2009-05-06 Thread Jeff Squyres
Yes, I'm talking about your document -- sorry -- I just replied to the wrong guy! :-) If you have a bibtex reference for it, that would be most helpful. On May 6, 2009, at 5:20 PM, Timothy Hayes wrote: Are you talking about my document? If so, that's no problem at all. If there are any mi

Re: [OMPI devel] MPI Message Communication over TCP/IP

2009-05-06 Thread Timothy Hayes
Are you talking about my document? If so, that's no problem at all. If there are any mistakes in my facts just let me know and I'll change them. Tim 2009/5/6 Jeff Squyres > Thanks! > > Would you mind if I posted this on www.open-mpi.org? > > > > On Apr 25, 2009, at 10:05 AM, Timothy Hayes wrote

Re: [OMPI devel] MPI Message Communication over TCP/IP

2009-05-06 Thread Jeff Squyres
You wouldn't happen to have a bibtext reference, would you? On May 6, 2009, at 5:04 PM, pranav jadhav wrote: Hi Jeff, As far as I am concerned, I have no problems. It would be much better that everyone knows about the OpenMPI tcp/ip internals. Regards Pranav On Wed, May 6, 2009 at 4:47 PM

Re: [OMPI devel] MPI Message Communication over TCP/IP

2009-05-06 Thread pranav jadhav
Hi Jeff, As far as I am concerned, I have no problems. It would be much better that everyone knows about the OpenMPI tcp/ip internals. Regards Pranav On Wed, May 6, 2009 at 4:47 PM, Jeff Squyres wrote: > Thanks! > > Would you mind if I posted this on www.open-mpi.org? > > > > On Apr 25, 2009,

Re: [OMPI devel] MPI Message Communication over TCP/IP

2009-05-06 Thread Jeff Squyres
Thanks! Would you mind if I posted this on www.open-mpi.org? On Apr 25, 2009, at 10:05 AM, Timothy Hayes wrote: I uploaded it to http://www.hotshare.net/file/131218-829472246c.html I'm not sure if it's any good or even if it's 100% accurate; but if someone gets any use out of it, that woul

Re: [OMPI devel] MPI Message Communication over TCP/IP

2009-04-26 Thread pranav jadhav
Hi, Thanks Jeff and Tim for providing the details about the layered structure of OpenMPI library source code. The document you sent on Xen based VM communication for HEC clusters is indeed good and covered the extensive details about the BTL components.It helped me a lot in understanding the work

Re: [OMPI devel] MPI Message Communication over TCP/IP

2009-04-25 Thread Timothy Hayes
I uploaded it to http://www.hotshare.net/file/131218-829472246c.html I'm not sure if it's any good or even if it's 100% accurate; but if someone gets any use out of it, that would be good. Tim 2009/4/17 Jeff Squyres > On Apr 16, 2009, at 11:38 AM, Timothy Hayes wrote: > > From what I understand

Re: [OMPI devel] MPI Message Communication over TCP/IP

2009-04-17 Thread Jeff Squyres
On Apr 16, 2009, at 8:58 PM, pranav jadhav wrote: Thanks for providing the details. I was going through the code of MPI_Send and I found a function pointer being invoked mca_pml.send of struct mca_pml_base_module_t. I am trying to figureout when are these PML function pointers get initializ

Re: [OMPI devel] MPI Message Communication over TCP/IP

2009-04-17 Thread Jeff Squyres
On Apr 16, 2009, at 11:38 AM, Timothy Hayes wrote: From what I understand MPI_Send will hit 3 separate layers of code before reaching the socket file descriptors you've found. The PML (Point to Point Messaging Layer) is a layer that bridges the MPI semantics from the underlying point to poi

Re: [OMPI devel] MPI Message Communication over TCP/IP

2009-04-16 Thread pranav jadhav
Hello Tim, Thanks for providing the details. I was going through the code of MPI_Send and I found a function pointer being invoked mca_pml.send of struct mca_pml_base_module_t. I am trying to figureout when are these PML function pointers get initialized to call internal BTL functions. I am trying

Re: [OMPI devel] MPI Message Communication over TCP/IP

2009-04-16 Thread Timothy Hayes
>From what I understand MPI_Send will hit 3 separate layers of code before reaching the socket file descriptors you've found. The PML (Point to Point Messaging Layer) is a layer that bridges the MPI semantics from the underlying point to point communications. The standard PML implementation is call

Re: [OMPI devel] MPI Message Communication over TCP/IP

2009-04-16 Thread pranav jadhav
Hi All, I am new to MPI library. I downloaded and started using OpenMPI library to build MPI programs. I wanted to know how does MPI program communicates over the network. I am trying to trace the flow of MPI_Send and MPI_Bcast APIS to find the actual send/recv calls being used for sending the pac

[OMPI devel] MPI Message Communication over TCP/IP

2009-04-16 Thread pranav jadhav
Hi All, I am new to MPI library. I downloaded and started using OpenMPI library to build MPI programs. I wanted to know how does MPI program communicates over the network. I am trying to trace the flow of MPI_Send and MPI_Bcast APIS to find the actual send/recv calls being used for sending the pac