'Collective operations' presentation slideshows

MPI Requirements of the Network Layer OFA 2.0 Mapping

MPI Requirements of the Network Layer OFA 2.0 Mapping. MPI community feedback assembled by Jeff Squyres, Cisco Systems Sean Hefty, Intel Corporation. Basic things MPI needs. Messages (not streams) msg and tagged message APIs Efficient API Allow for low latency / high bandwidth

622 views • 45 slides

KAUST Supercomputing Laboratory Orientation Workshop

KAUST Supercomputing Laboratory Orientation Workshop. October 13, 2009 . Agenda. Introduction to KAUST SL and team Computational resources currently available C omputational resources available in the near future Getting an account on KAUST SL machines Q & A Machine-room viewing.

660 views • 39 slides

DIRECT PARTICIPATION IN HOSTILITIES: ICRC INTERPRETIVE GUIDANCE

601 views • 33 slides

The Globus Striped GridFTP Framework and Server

The Globus Striped GridFTP Framework and Server. Bill Allcock 1 (presenting) John Bresnahan 1 Raj Kettimuthu 1 Mike Link 2 Catalin Dumitrescu 2 Ioan Raicu 2 Ian Foster 1,2 1 Math & Computer Science Division, Argonne National Laboratory, Argonne, IL 60439, U.S.A.

606 views • 32 slides

April 15, 2005 Chikayama-Taura Laboratory 46411 Hideo Saito

Collective Operations for Wide-Area Message Passing Systems Using Dynamically Created Spanning Trees. April 15, 2005 Chikayama-Taura Laboratory 46411 Hideo Saito. Background. Opportunities to perform message passing in WANs are increasing. WAN. Message Passing in WANs. WAN ? more resources

440 views • 31 slides

Distributed Object Storage Rebuild Analysis via Simulation with GOBS

360 views • 28 slides

Programming Models and FastOS

Programming Models and FastOS. Bill Gropp and Rusty Lusk. Application makes use of the programming model (may be calls, may be compiler-generated). Considers all calls the same, or at most, libc + programming model Deciding what goes in the runtime and what goes in the OS is very important

357 views • 25 slides

MPI -2 Features Overview MPI Implementations

MPI -2 Features Overview MPI Implementations. University of North Carolina - Chapel Hill ITS Research Computing Instructor: Mark Reed Email : markreed@unc.edu. MPI-2.0 Standard since July 1997 Extends rather than replaces MPI-1.2

207 views • 20 slides

Fault-Tolerant Communication Runtime Support for Data-Centric Programming Models

Fault-Tolerant Communication Runtime Support for Data-Centric Programming Models. Abhinav Vishnu 1 , Huub Van Dam 1 , Bert De Jong 1 , Pavan Balaji 2, Shuaiwen Song 3 1 Pacific Northwest National Laboratory 2 Argonne National Laboratory 3 Virginia Tech.

300 views • 19 slides

Adaptive MPI

311 views • 18 slides

Hardware Support for Collective Memory Transfers in Stencil Computations

Hardware Support for Collective Memory Transfers in Stencil Computations. George Michelogiannakis , John Shalf Computer Architecture Laboratory Lawrence Berkeley National Laboratory. Overview. This research brings together multiple areas Stencil algorithms Programming models

288 views • 15 slides

Exascale Algorithms for Balanced Spanning Tree Construction in System-ranked Process Groups

Exascale Algorithms for Balanced Spanning Tree Construction in System-ranked Process Groups. Akhil Langer , Ramprasad Venkataraman , Laxmikant Kale Parallel Programming Laboratory. Overview. Introduction Problem Statement Distributed Algorithms Shrink-and-balance Shrink-and-hash

216 views • 14 slides

Message Passing and MPI Collective Operations and Buffering

Message Passing and MPI Collective Operations and Buffering. Laxmikant Kale CS 320. Example : Jacobi relaxation. Pseudocode: A, Anew: NxN 2D-array of (FP) numbers loop (how many times?) for each I = 1, N for each J between 1, N

191 views • 9 slides

Evaluation and Driving Applications for On-Chip Networks

Rajeev Balasubramaniam (Utah) Angelos Bilas (Crete) Jay Jayasimha (Intel) Rich Oehler (AMD) D K Panda (Ohio State) Fabrizio Petrini (Pacific National Labs) Drew Wingard (Sonics). Evaluation and Driving Applications for On-Chip Networks. Workloads.

142 views • 7 slides

Networked Infomechanical Systems (NIMS)

108 views • 1 slides