'Bisection bandwidth' presentation slideshows

High Performance Linux Clusters

High Performance Linux Clusters. Guru Session, Usenix, Boston June 30, 2004 Greg Bruno, SDSC. Overview of San Diego Supercomputer Center . Founded in 1985 Non-military access to supercomputers Over 400 employees Mission: Innovate, develop, and deploy technology to advance science

1.18k views • 96 slides

Distributed Memory Machines and Programming

Distributed Memory Machines and Programming. James Demmel and Kathy Yelick www.cs.berkeley.edu/~demmel/cs267_Spr11. Recap of Last Lecture. Shared memory multiprocessors Caches may be either shared or distributed. Multicore chips are likely to have shared caches

1.07k views • 91 slides

Distributed Memory Machines and Programming Lecture 7

Distributed Memory Machines and Programming Lecture 7. James Demmel www.cs.berkeley.edu/~demmel/cs267_Spr12 Slides from Kathy Yelick. Recap of Lecture 6. Shared memory multiprocessors Caches may be either shared or distributed. Multicore chips are likely to have shared caches

1.01k views • 85 slides

Distributed Memory Machines and Programming Lecture 7

Distributed Memory Machines and Programming Lecture 7. James Demmel www.cs.berkeley.edu/~demmel/cs267_Spr14 Slides from Kathy Yelick. Recap of Lecture 6. Shared memory multiprocessors Caches may be either shared or distributed. Multicore chips are likely to have shared caches

981 views • 85 slides

Distributed Memory Machines and Programming

Distributed Memory Machines and Programming. James Demmel and Kathy Yelick www.cs.berkeley.edu/~demmel/cs267_Spr11. Recap of Last Lecture. Shared memory multiprocessors Caches may be either shared or distributed. Multicore chips are likely to have shared caches

893 views • 77 slides

CS 505: Computer Structures Networks

CS 505: Computer Structures Networks. Thu D. Nguyen Spring 2005 Computer Science Rutgers University. Send. Receive. P0. P1. N0. N1. Communication Fabric. Basic Message Passing. Send. Receive. P0. P1. N0. Terminology. Basic Message Passing: Send: Analogous to mailing a letter

656 views • 56 slides

CS184a: Computer Architecture (Structures and Organization)

CS184a: Computer Architecture (Structures and Organization). Day11: October 30, 2000 Interconnect Requirements. Last Time. Saw various compute blocks Role of automated mapping in exploring design space To exploit structure in typical designs we need programmable interconnect

612 views • 50 slides

CS 258 Parallel Computer Architecture Lecture 5 Routing

CS 258 Parallel Computer Architecture Lecture 5 Routing. February 6, 2002 Prof John D. Kubiatowicz http://www.cs.berkeley.edu/~kubitron/cs258. Recall: Multidim Meshes and Tori. d -dimensional array n = k d-1 X ...X k O nodes described by d -vector of coordinates (i d-1 , ..., i O )

604 views • 46 slides

598 views • 45 slides

John Kubiatowicz Electrical Engineering and Computer Sciences University of California, Berkeley

706 views • 37 slides

Interconnection Network Topology Design Trade-offs

Interconnection Network Topology Design Trade-offs. Organizational Structure. Processors datapath + control logic control logic determined by examining register transfers in the datapath Networks links switches network interfaces. Link Design/Engineering Space.

444 views • 32 slides

Indirect Networks or Dynamic Networks

686 views • 32 slides

David H. Bailey Based on previous notes by James Demmel and David Culler

CS 267 Applications of Parallel Computers Lecture 5: More about Distributed Memory Computers and Programming. David H. Bailey Based on previous notes by James Demmel and David Culler http://www.nersc.gov/~dhbailey/cs267. Recap of Last Lecture. Shared memory processors

497 views • 30 slides

Interconnection Networks

Interconnection Networks. Direct Indirect Shared Memory Distributed Memory (Message passing). Topology. Diameter: Longest path length between two processors d = max { d min ( v i , v j ) | for all v i , v j ? V } Node connectivity

477 views • 30 slides

Interconnection Network Topology Design Trade-offs

Interconnection Network Topology Design Trade-offs. CS 258, Spring 99 David E. Culler Computer Science Division U.C. Berkeley. Real Machines. Wide links, smaller routing delay Tremendous variation. Interconnection Topologies. Class networks scaling with N Logical Properties:

408 views • 29 slides

(http://cag.lcs.mit.edu/~mtaylor)

The Raw Processor: A Scalable 32 bit Fabric for General Purpose and Embedded Computing Presented at Hotchips 13 On August 21, 2001 by Michael Bedford Taylor. (http://cag.lcs.mit.edu/~mtaylor). The Raw Processor. Michael Taylor , Jason Kim, Jason Miller,

377 views • 26 slides

Interconnection Network Routing, Topology Design Trade-offs

Interconnection Network Routing, Topology Design Trade-offs. Adopted from CS 258, Spring 99 U.C. Berkeley Notes. Interconnection Topologies. Class networks scaling with N Logical Properties: distance, degree Physical properties length, width Static vs. Dynamic Networks

439 views • 26 slides

Distributed Memory Computers and Programming

Distributed Memory Computers and Programming. Outline. Distributed Memory Architectures Topologies Cost models Distributed Memory Programming Send and Receive Collective Communication. Historical Perspective. Early machines were: Collection of microprocessors

364 views • 25 slides

LFTI: A Performance Metric for Assessing Interconnect topology and routing design

LFTI: A Performance Metric for Assessing Interconnect topology and routing design. Background Innovations in interconnect topology and routing design is essential for future generation ultra-scale supercomputers. Current methods for evaluating topology and routing design are not ideal.

362 views • 23 slides

UPC Benchmarks Kathy Yelick LBNL and UC Berkeley

UPC Benchmarks Kathy Yelick LBNL and UC Berkeley. Joint work with The Berkeley UPC Group: Christian Bell, Dan Bonachea, Wei Chen, Jason Duell, Paul Hargrove, Parry Husbands, Costin Iancu, Rajesh Nishtala, Michael Welcome. UPC for the High End. One way to gain acceptance of a new language

326 views • 18 slides