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Proprietary or Commodity? Interconnect Performance in Large-scale Supercomputers

Author: Olli-Pekka Lehto Supervisor: Prof. Jorma Virtamo Instructor: D.Sc. (Tech.) Jussi Heikonen. Proprietary or Commodity? Interconnect Performance in Large-scale Supercomputers. Contents. Introduction Background Objectives Test platforms Testing methodology Results Conclusions.

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280 views • 21 slides

Introduction to Mixed MPI and OpenMP

Introduction to Mixed MPI and OpenMP. Cray XE6 Workshop February 7, 2011 David Turner NERSC User Services Group. Parallel Models. MPI describes parallelism between processes (with separate address spaces) OpenMPI provides a shared-memory model within a process

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358 views • 17 slides

Paralleling the Integrate Method for Pulse Laser Transport Code

Paralleling the Integrate Method for Pulse Laser Transport Code. MTH 6240 By Xiaodong Lu. Mathematical formulation: G (z, t) =. Assign LOCAL_NR, VR. NR = NT-NZ+10 NNPP = MOD(NR,P) IF(NNPP .EQ. 0)THEN LOCAL_NR = INT(NR/P) ELSE IF(my_rank .LE. NNPP-1)THEN

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190 views • 11 slides

MPICH2 on DCMF

MPICH2 on DCMF. Pavan Balaji , Argonne National Laboratory. About MPICH2. High-performance and widely portable implementation of the Message Passing Interface (MPI) Support MPI-1, MPI-2 and MPI-2.1 Used directly by several users

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137 views • 6 slides

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Mpi call - PowerPoint PPT Presentation

Proprietary or Commodity? Interconnect Performance in Large-scale Supercomputers

Introduction to Mixed MPI and OpenMP

Paralleling the Integrate Method for Pulse Laser Transport Code

MPICH2 on DCMF