'Read miss' presentation slideshows

Prof. Seok-Bum Ko

EE898.02 Architecture of Digital Systems Lecture 5: Multiprocessor 1: Reasons, Classifications, Performance Metrics, Applications. Prof. Seok-Bum Ko. Review. Lecture 1: Review Lecture 2: Cache & Memory Lecture 3: I/O Systems Lecture 4: Interconnection Networks Lecture 5: Multiprocessors.

792 views • 61 slides

CS136, Advanced Architecture

CS136, Advanced Architecture. Directory-Based Cache Coherence (more or less, with some inappropriate other topics). Implementation Complications. Write Races: Cannot update cache until bus is obtained Otherwise, another processor may get bus first, and then write the same cache block!

693 views • 55 slides

CS136, Advanced Architecture

CS136, Advanced Architecture. Directory-Based Cache Coherence (more or less, with some inappropriate other topics). Implementation Complications. Write Races: Cannot update cache until bus is obtained Otherwise, another processor may get bus first, and then write the same cache block!

661 views • 55 slides

CSE 820 Graduate Computer Architecture Directory Based Multiprocessors

CSE 820 Graduate Computer Architecture Directory Based Multiprocessors. Based on slides by David Patterson University of California, Berkeley. Review. Caches contain all information on state of cached memory blocks

503 views • 50 slides

Node-to-Network Interface in Scalable Multiprocessors

Node-to-Network Interface in Scalable Multiprocessors. CS 258, Spring 99 David E. Culler Computer Science Division U.C. Berkeley. Racap: Common Challenges. Input buffer overflow N-1 queue over-commitment => must slow sources reserve space per source (credit) when available for reuse?

486 views • 41 slides

Node-to-Network Interface in Scalable Multiprocessors

Node-to-Network Interface in Scalable Multiprocessors. CS 258, Spring 99 David E. Culler Computer Science Division U.C. Berkeley. Racap: Common Challenges. Input buffer overflow N-1 queue over-commitment => must slow sources reserve space per source (credit) when available for reuse?

413 views • 41 slides

CPE 631 Lecture 20: Multiprocessors

CPE 631 Lecture 20: Multiprocessors. Aleksandar Milenkovi ? , milenka@ece.uah.edu Electrical and Computer Engineering University of Alabama in Huntsville. Review: Centralized Shared-Memory Architecture. Small processor counts makes it possible

374 views • 37 slides

Lecture 24: Intro to Multi-processors

Lecture 24: Intro to Multi-processors. Michael B. Greenwald Computer Architecture CIS 501 Fall 1999. Administrative stuff. Final exam will be in room Moore 216, 8:30-10:30am on Thursday, December 16th.

511 views • 28 slides

Parallel and Distributed Processing CSE 8380

Parallel and Distributed Processing CSE 8380. April 7, 2005 Session 23. Contents. Review of Directory Based Protocols Chained Directory Centralized Directory Invalidate Scalable Coherent Interface Stanford Distributed Directory Shared Memory Programming. Chained Directory.

378 views • 23 slides

CS 213 Lecture 10: Multiprocessor 3: Directory Organization

CS 213 Lecture 10: Multiprocessor 3: Directory Organization. Larger MPs. Separate Memory per Processor Local or Remote access via memory controller 1 Cache Coherency solution: non-cached pages Alternative: directory per cache that tracks state of every block in every cache

342 views • 22 slides

Advanced Computer Architecture Lecture 15

Advanced Computer Architecture Lecture 15. Project 4 review Cache design example. Project 4 team review. Team Dog. Cache design example. CPU: B2Logic model Memory 256 x 8, RAM (no ROM) 4X slower then cache, Rdy signal Cache: direct mapped, write-through Data: 16 x 8, RAM (no delay)

408 views • 22 slides

Multiprocessors 1

293 views • 22 slides

Alpha 21172 Inside out

Alpha 21172 Inside out. Zhihui Huang (Jerry) University of Michigan. Components. One 21172-CA chip Control, I/O, address chip(CIA) 388 pins, plastic ball grid array(PBGA) Four 21172-BA data switch chip (DSW) 208 pins, plastic quad flat pack (PQFP). Slowest part has the widest bus.

267 views • 19 slides

Lecture 19: Scalable Protocols & Synch

Lecture 19: Scalable Protocols & Synch. Topics: coherence protocols for distributed shared-memory multiprocessors and synchronization (Sections 4.4-4.5). Coherence Protocols. Two conditions for cache coherence: write propagation write serialization Cache coherence protocols:

262 views • 18 slides

An Extensible Simulator for Bus- and Directory-Based Coherence

184 views • 18 slides

Cache Coherence and Memory Consistency

Cache Coherence and Memory Consistency. An Example Snoopy Protocol. Invalidation protocol, write-back cache Each block of memory is in one state: Clean in all caches and up-to-date in memory ( Shared ) OR Dirty in exactly one cache ( Exclusive ) OR Not in any caches

211 views • 17 slides

CS162 Computer Architecture Lecture 15: Symmetric Multiprocessor: Cache Protocols

266 views • 16 slides

Lecture: Coherence and Synchronization

Lecture: Coherence and Synchronization. Topics: synchronization primitives, consistency models intro (Sections 5.4-5.5). Constructing Locks. Applications have phases (consisting of many instructions) that must be executed atomically, without other parallel

255 views • 16 slides

Lecture 21: Synchronization

Lecture 21: Synchronization. Topics: lock implementations (Sections 4.4-4.5). Constructing Locks. Applications have phases (consisting of many instructions) that must be executed atomically, without other parallel processes modifying the data

252 views • 15 slides

An Adaptive Cache Coherence Protocol Optimized for Migratory Sharing

156 views • 15 slides