Re: [OMPI devel] (no subject)

2013-09-06 Thread Jeff Squyres (jsquyres)
On Sep 6, 2013, at 8:06 AM, Alex Margolin wrote: > Sorry for the title and the html... send button got pressed too earl. > > Anyway, I tried to build OMPI without threads at all with the following > command: > > ./configure --prefix=/cs/mosna/alexam02/ompi CFLAGS=-m64 CXXFLAGS=-m64 > --withou

Re: [OMPI devel] (no subject)

2013-09-06 Thread Alex Margolin
Sorry for the title and the html... send button got pressed too earl. Anyway, I tried to build OMPI without threads at all with the following command: ./configure --prefix=/cs/mosna/alexam02/ompi CFLAGS=-m64 CXXFLAGS=-m64 --without-threads --without-hwloc --enable-mca-no-build=maffinity,paffinity

[OMPI devel] (no subject)

2013-09-06 Thread Alex Margolin
Hi, I'm building ompi r29104 with the following command: make distclean && ./autogen.sh && ./configure --prefix=/cs/mosna/alexam02/ompi CFLAGS=-m64 CXXFLAGS=-m64 --without-hwloc --disable-mpi-threads --disable-progress-threads --enable-mca-no-build=maffinity,paffinity --enable-contrib-no-build=li

Re: [OMPI devel] Open-MPI build of NAMD launched from srun over 20% slowed than with mpirun

2013-09-06 Thread Christopher Samuel
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 On 06/09/13 14:14, Christopher Samuel wrote: > However, modifying the test program confirms that variable is getting > propagated as expected with both mpirun and srun for 1.6.5 and the 1.7 > snapshot. :-( Investigating further by setting: export OM

Re: [OMPI devel] Open-MPI build of NAMD launched from srun over 20% slowed than with mpirun

2013-09-06 Thread Christopher Samuel
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 On 06/09/13 00:23, Hjelm, Nathan T wrote: > I assume that process binding is enabled for both mpirun and srun? > If not that could account for a difference between the runtimes. You raise an interesting point, we have been doing that with: [samuel@b