Re: [OMPI users] Problem with AlltoAll routine

2008-05-17 Thread Nysal Jan
Gabriele, Can you try with Open MPI 1.2.6. It has a parameter to disable early completion, set it to zero (-mca pml_ob1_use_early_completion 0). --Nysal On Wed, May 7, 2008 at 9:29 PM, Gabriele FATIGATI wrote: > I have attached informations requested about Infiniband net and OpenMPi > enviromen

Re: [OMPI users] Problem with AlltoAll routine

2008-05-07 Thread Gabriele FATIGATI
I have attached informations requested about Infiniband net and OpenMPi enviroment. There is also LSF script used to launch the application. On Tue, 6 May 2008 21:30:17 -0500, Brad Benton said: > > Hello Gabriele, > > To help track down this problem, could I ask you to take a look at the Open >

Re: [OMPI users] Problem with AlltoAll routine

2008-05-06 Thread Brad Benton
Hello Gabriele, To help track down this problem, could I ask you to take a look at the Open MPI "Getting Help" page? http://www.open-mpi.org/community/help/ In particular, if you could collect and send the information requested on that page to the list, it will help us to better understand your

[OMPI users] Problem with AlltoAll routine

2008-05-06 Thread Gabriele FATIGATI
Hi, i tried to run SkaMPI 5.0.4 benchmark on IBM-BladeCenterLS21 system with 256 processors over Infiniband 5 Gb/s, but test has stopped on "AlltoAll-length" routine, with count=2048 for some reason. I have launched test with: --mca btl_openib_eager_limit 1024 Same tests with 128 processor or l