Lydia, Which interconnect is this running over?
Scott On Jul 15, 2010, at 5:19 AM, Lydia Heck wrote: > We are running Sun's build of Open Mpi 1.3.3r21324-ct8.2-b09b-r31 > (HPC8.2) and one code that runs perfectly fine under > HPC8.1 (Open MPI) 1.3r19845-ct8.1-b06b-r21 and before fails with > > > > [oberon:08454] *** Process received signal *** > [oberon:08454] Signal: Segmentation Fault (11) > [oberon:08454] Signal code: Address not mapped (1) > [oberon:08454] Failing at address: 0 > /opt/SUNWhpc/HPC8.2/sun/lib/amd64/libopen-pal.so.0.0.0:0x4b89e > /lib/amd64/libc.so.1:0xd0f36 > /lib/amd64/libc.so.1:0xc5a72 > 0x0 [ Signal 11 (SEGV)] > /opt/SUNWhpc/HPC8.2/sun/lib/amd64/libmpi.so.0.0.0:MPI_Alloc_mem+0x7f > /opt/SUNWhpc/HPC8.2/sun/lib/amd64/libmpi.so.0.0.0:MPI_Sendrecv_replace+0x31e > /opt/SUNWhpc/HPC8.2/sun/lib/amd64/libmpi_f77.so.0.0.0:PMPI_SENDRECV_REPLACE+0x94 > /home/arj/code_devel/ic_gen_2lpt_v3.5/comp_disp.x:mpi_cyclic_transfer_+0xd9 > /home/arj/code_devel/ic_gen_2lpt_v3.5/comp_disp.x:cycle_particles_and_interpolate_+0x94b > /home/arj/code_devel/ic_gen_2lpt_v3.5/comp_disp.x:interpolate_field_+0xc30 > /home/arj/code_devel/ic_gen_2lpt_v3.5/comp_disp.x:MAIN_+0xe68 > /home/arj/code_devel/ic_gen_2lpt_v3.5/comp_disp.x:main+0x3d > /home/arj/code_devel/ic_gen_2lpt_v3.5/comp_disp.x:0x62ac > [oberon:08454] *** End of error message *** > -------------------------------------------------------------------------- > mpirun noticed that process rank 0 with PID 8454 on node oberon exited on > signal 11 (Segmentation Fault). > > > > I have not tried to get and build a newer Open Mpi, so I do not know if the > problem propagates into the more recent versions. > > > If the developers are interested, I could ask the user to prepare the code > for you to have a look at the problem which looks like to be in > MPI_Alloc_mem. > > Best wishes, > Lydia Heck > > ------------------------------------------ > Dr E L Heck > > University of Durham Institute for Computational Cosmology > Ogden Centre > Department of Physics South Road > > DURHAM, DH1 3LE United Kingdom > > e-mail: lydia.h...@durham.ac.uk > > Tel.: + 44 191 - 334 3628 > Fax.: + 44 191 - 334 3645 > ___________________________________________ > > _______________________________________________ > users mailing list > us...@open-mpi.org > http://www.open-mpi.org/mailman/listinfo.cgi/users
