On May 9, 2008, at 8:03 AM, Jeff Squyres wrote:
On May 9, 2008, at 12:58 AM, Mukesh K Srivastava wrote:
What is the tentatives release dates for OpenMPI-v1.3.1?
Please don't CC both mailing lists on future replies to this thread;
one or the other would be fine; thanks!
Brad Benton and
On May 7, 2008, at 5:45 PM, Barry Rountree wrote:
On Wed, May 07, 2008 at 01:51:03PM -0400, Alberto Giannetti wrote:
On May 7, 2008, at 1:32 PM, Barry Rountree wrote:
On Wed, May 07, 2008 at 12:33:59PM -0400, Alberto Giannetti wrote:
I need to log application-level messages on disk
On May 7, 2008, at 1:32 PM, Barry Rountree wrote:
On Wed, May 07, 2008 at 12:33:59PM -0400, Alberto Giannetti wrote:
I need to log application-level messages on disk to trace my program
activity. For better performances, one solution is to dedicate one
processor to the actual I/O logging
I need to log application-level messages on disk to trace my program
activity. For better performances, one solution is to dedicate one
processor to the actual I/O logging, while the other working
processors would trace their activity through non-blocking, string
message sends:
/* LOGGER
Is MPE part of OMPI? I can't find any reference in the FAQ.
o figure out how to do that.
>
> This is cleaned up in the upcoming 1.3 release and should work much
> smoother.
>
> Ralph
>
>
>
> On 4/27/08 6:58 PM, "Alberto Giannetti" <albertogianne...@gmail.com>
> wrote:
>
> > I am having error using MPI_Lookup_name. Th
In message http://www.open-mpi.org/community/lists/users/
2007/03/2889.php I found this comment:
"The only way to get any
benefit from the MPI_Bsend is to have a progress thread which take
care of the pending communications in the background. Such thread is
not enabled by default in Open MPI."
Linwei, are you running the command as root?
Try using sudo:
# sudo make install
It will ask you for an administrator password.
On Apr 29, 2008, at 3:54 PM, Linwei Wang wrote:
Dear all,
I'm new to MPI... I'm trying to install open MPI on my mac (Leopard)..
But during the installation (with
Check the FAQ section for processor affinity.
On Apr 25, 2008, at 2:27 PM, Roopesh Ojha wrote:
Hello
As a newcomer to the world of openMPI who has perused the faq and
searched
the archives, I have a few questions about how to schedule processes
across
a heterogeneous cluster where some
mpirun, with MPMD syntax. However this will have the
adverse effect of having a larger than expected MPI_COMM_WORLD.
Aurelien
Le 26 avr. 08 à 00:31, Alberto Giannetti a écrit :
I want to connect two MPI programs through the MPI_Comm_connect/
MPI_Comm_Accept API.
This is my server app:
int main
I want to connect two MPI programs through the MPI_Comm_connect/
MPI_Comm_Accept API.
This is my server app:
int main(int argc, char* argv[])
{
int rank, count;
int i;
float data[100];
char myport[MPI_MAX_PORT_NAME];
MPI_Status status;
MPI_Comm intercomm;
MPI_Init(, );
On Apr 24, 2008, at 9:09 AM, Adrian Knoth wrote:
On Thu, Apr 24, 2008 at 08:25:44AM -0400, Alberto Giannetti wrote:
I am using one of the nodes as a desktop computer. Therefore it is
most important for me that the mpi program is not so greedily
acquiring cpu time.
From a performance
I am looking to use MPI in a publisher/subscriber context. Haven't
found much relevant information online.
Basically I would need to deal with dynamic tag subscriptions from
independent components (connectors) and a number of other issues. I
can provide more details if there is an interest.
On Apr 24, 2008, at 6:56 AM, Ingo Josopait wrote:
I am using one of the nodes as a desktop computer. Therefore it is
most
important for me that the mpi program is not so greedily acquiring cpu
time.
From a performance/usability stand, you could set interactive
applications on higher
Note: I'm running Tiger (Darwin 8.11.1). Things might have changed
with Leopard.
On Apr 23, 2008, at 5:30 PM, Jeff Squyres wrote:
On Apr 23, 2008, at 3:01 PM, Alberto Giannetti wrote:
I would like to run one of my MPI processors to a single core on my
iMac Intel Core Duo system. I'm using
I would like to run one of my MPI processors to a single core on my
iMac Intel Core Duo system. I'm using release 1.2.4 on Darwin 8.11.1.
It looks like processor affinity is not supported for this kind of
configuration:
$ ompi_info|grep affinity
MCA maffinity: first_use (MCA
Best regards,
Torje
On Apr 23, 2008, at 5:34 PM, Alberto Giannetti wrote:
I have simple MPI program that sends data to processor rank 0. The
communication works well but when I run the program on more than 2
processors (-np 4) the extra receivers waiting for data run on >
90%
CPU lo
I have simple MPI program that sends data to processor rank 0. The
communication works well but when I run the program on more than 2
processors (-np 4) the extra receivers waiting for data run on > 90%
CPU load. I understand MPI_Recv() is a blocking operation, but why
does it consume so
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