Re: [OMPI users] Dual core Intel CPU

2006-08-17 Thread Hugh Merz
On Wed, 16 Aug 2006, Allan Menezes wrote: Hi AnyOne, I have an 18 node cluster of heterogenous machines. I used fc5 smp kernel and ocsar 5.0 beta. I tried the following out on a machine with Open mpi 1.1 and 1.1.1b4 versions. The machine consists of a Dlink 1gigb/s DGE-530T etherent card 2.6

[OMPI users] Open Mpi and Dual Core Intel CPU's

2006-08-17 Thread Allan Menezes
Hi AnyOne, Soory about the SPAM. But I tried Mpich2-1.0.4p1 and got ^ Gflops this way. I first tried mpich2 configured with --with-device=ch3 and -with-comm=ch3:shm ans then make, make install. I then tried the first expt. I ran # mpd --ncpus=2 & and #.mpiexec -np 1 -f hosts where hosts i

[OMPI users] OPEN MPI and Intel dual core cpu

2006-08-17 Thread Allan Menezes
Hi All, Regarding my previous posts good news I get 6 GFlops with open mpi ver 1.b4 with host containing the single line a18.lightning.net slots=2 . This time with the HPL.dat modified to be P=1 Q=2 for two nodes/processes on the same machine( Dual core Pentium D805) My Question: I have 18

Re: [OMPI users] Problem compiling OMPI with Intel C compiler on Mac OS X

2006-08-17 Thread Peter Beerli
Today I ran into the same problem as Warner Yuen (see thread below), openmpi does not compile with icc and fails with an error where libtool ask for --tag. The error is macosx specific. It occurs in the compile for xgrid in openmpi-1.1/orte/mca/pls/xgrid the Makefile fails; xgrid uses some

[OMPI users] mpi.h - not conforming to C90 spec

2006-08-17 Thread Jonathan Underwood
Hi, Compiling an mpi program with gcc options -pedantic -Wall gives the following warning: mpi.h:147: warning: ISO C90 does not support 'long long' So it seems that the openmpi implementation doesn't conform to C90. Is this by design, or should it be reported as a bug? Thanks, Jonathan

Re: [OMPI users] mpi.h - not conforming to C90 spec

2006-08-17 Thread Brian Barrett
On Aug 17, 2006, at 4:43 PM, Jonathan Underwood wrote: Compiling an mpi program with gcc options -pedantic -Wall gives the following warning: mpi.h:147: warning: ISO C90 does not support 'long long' So it seems that the openmpi implementation doesn't conform to C90. Is this by design, or shoul

Re: [OMPI users] mpi.h - not conforming to C90 spec

2006-08-17 Thread Jonathan Underwood
On 18/08/06, Brian Barrett wrote: On Aug 17, 2006, at 4:43 PM, Jonathan Underwood wrote: > Compiling an mpi program with gcc options -pedantic -Wall gives the > following warning: > > mpi.h:147: warning: ISO C90 does not support 'long long' > > So it seems that the openmpi implementation doesn'