[Mpi3-tools] Next telecon tomorrow 4/18

Kathryn Mohror kathryn at llnl.gov
Thu Apr 18 15:31:07 CDT 2013


Hi Rolf,

Thanks for the corrections and additions. I updated the wiki accordingly.

Kathryn

On Apr 18, 2013, at 12:31 PM, Rolf Rabenseifner <rabenseifner at hlrs.de>
 wrote:

> Dear kathryn,
> 
> Good catch, here only a few small corrections and additions:
> 
> 1)
> Now, in Fortran if you declare the buffer in a particular way, the compiler produces a descriptor instead of using a pointer, where a descriptor is a pointer plus some description of the buffer. 
> -->
> Now, in Fortran if the MPI library (in the mpi_f08 or mpi module or mpif.h) declares the buffer ....
> 
> 2)
> different linker names for routines in MPI applications.
> -->
> different linker names for the same MPI operation. 
> The appropriate mapping of the MPI call is done through
> the specifications within the mpi_f08 or mpi module or mpif.h
> 
> 3)
> After "Some routines will be able to be intercepted ...":
> - Special macros in mpi.h report to the tools, which linker names are provided
>  and whether interception through the C interface is available.
>  Based on these macros, all needed tool wrappers can be generated.
> 
> Best regards
> Rolf
> 
> 
> 
> ----- Original Message -----
>> From: "Kathryn Mohror" <kathryn at llnl.gov>
>> To: mpi3-tools at lists.mpi-forum.org
>> Sent: Thursday, April 18, 2013 9:14:06 PM
>> Subject: Re: [Mpi3-tools] Next telecon tomorrow 4/18
>> Hi all,
>> 
>> 
>> For anyone who missed the call, I put some notes on the wiki.
>> Hopefully, I got the Fortran details right. Anyone with more expertise
>> in Fortran than I have is welcome to correct me!
>> 
>> 
>> Kathryn
>> 
>> 
>> 
>> On Apr 17, 2013, at 10:13 AM, Kathryn Mohror < kathryn at llnl.gov >
>> wrote:
>> 
>> 
>> 
>> Hi all,
>> 
>> 
>> This is a reminder of our next telecon tomorrow 4/18 at 8:00 AM PDT,
>> 11:00 AM EDT. The Webex information is posted on the wiki: 
>> https://svn.mpi-forum.org/trac/mpi-forum-web/wiki/MPI3Tools
>> 
>> 
>> I expect the main topic of discussion will be the issues dealing with
>> the new Fortran interface in MPI-3 as they relate to tools. Rolf and
>> Craig will join the call to fill us in on the details.
>> 
>> 
>> If there is time, other topics may include:
>> - MPI_Pcontrol Fortran problem
>> - Updates to the MQS document
>> - Possible change in telecon time to accommodate changed schedules
>> - What is the openMP tools WG doing for DLL loading?
>> - Status of ticket #357, threading problems in MPI-3
>> 
>> 
>> Kathryn
>> 
>> 
>> 
>> ______________________________________________________________
>> Kathryn Mohror,  kathryn at llnl.gov ,  http://people.llnl.gov/mohror1
>> CASC @ Lawrence Livermore National Laboratory, Livermore, CA, USA
>> 
>> 
>> 
>> 
>> _______________________________________________
>> Mpi3-tools mailing list
>> Mpi3-tools at lists.mpi-forum.org
>> http://lists.mpi-forum.org/mailman/listinfo.cgi/mpi3-tools
>> 
>> 
>> 
>> ______________________________________________________________
>> Kathryn Mohror,  kathryn at llnl.gov ,  http://people.llnl.gov/mohror1
>> CASC @ Lawrence Livermore National Laboratory, Livermore, CA, USA
>> 
>> 
>> 
>> 
>> 
>> _______________________________________________
>> Mpi3-tools mailing list
>> Mpi3-tools at lists.mpi-forum.org
>> http://lists.mpi-forum.org/mailman/listinfo.cgi/mpi3-tools
> 
> -- 
> Dr. Rolf Rabenseifner . . . . . . . . . .. email rabenseifner at hlrs.de
> High Performance Computing Center (HLRS) . phone ++49(0)711/685-65530
> University of Stuttgart . . . . . . . . .. fax ++49(0)711 / 685-65832
> Head of Dpmt Parallel Computing . . . www.hlrs.de/people/rabenseifner
> Nobelstr. 19, D-70550 Stuttgart, Germany . . . . (Office: Room 1.307)
> _______________________________________________
> Mpi3-tools mailing list
> Mpi3-tools at lists.mpi-forum.org
> http://lists.mpi-forum.org/mailman/listinfo.cgi/mpi3-tools

______________________________________________________________
Kathryn Mohror, kathryn at llnl.gov, http://people.llnl.gov/mohror1
CASC @ Lawrence Livermore National Laboratory, Livermore, CA, USA




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