Open MPI logo

Open MPI User's Mailing List Archives

  |   Home   |   Support   |   FAQ   |   all Open MPI User's mailing list

Subject: Re: [OMPI users] Problem with OpenMPI (MX btl and mtl) and threads
From: François Trahay (francois.trahay_at_[hidden])
Date: 2009-06-12 03:09:06


Here's the program.
It should print something like that:

[1 communicating threads]
[0] 1 2.484936 0.402 0.384
[0] 2 2.478036 0.807 0.770
[0] 4 2.501503 1.599 1.525
[0] 8 2.497516 3.203 3.055
thread #1
[2 communicating threads]
[0] 1 3.970628 0.252 0.240
[1] 1 3.929280 0.254 0.243
[1] 2 4.087206 0.489 0.467
[0] 2 5.181758 0.386 0.368
[1] 4 3.715222 1.077 1.027
[0] 4 4.358013 0.918 0.875
[1] 8 4.166852 1.920 1.831
[0] 8 3.628287 2.205 2.103
thread #2
[3 communicating threads]
[0] 1 5.922241 0.169 0.161
[2] 1 6.896299 0.145 0.138
[1] 1 8.973834 0.111 0.106
...

Francois

George Bosilca wrote:
> I will take a look at the BTL problem. Can you provide a copy of the
> benchmarks please.
>
> Thanks,
> george.
>
> On Jun 11, 2009, at 16:05 , François Trahay wrote:
>
>> concurrent_ping
>
>
> _______________________________________________
> users mailing list
> users_at_[hidden]
> http://www.open-mpi.org/mailman/listinfo.cgi/users
>