'Miss rate' diaporamas de présentation

Outline

Outline. Cache writes DRAM configurations Performance Associative caches Multi-level caches. Direct-mapped Cache Blocksize=4words, wordsize= 4bytes. Valid. Tag. Data. 00. 1. 01. 01. 1. 11. 10. 1. 00. 11. 0. 00. Reference Stream:Hit/Miss 0b01001000 0b00010100 0b00111000

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Chapter 5

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Chapter 5

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CS252 Graduate Computer Architecture Lecture 17 Caches and Memory Systems

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CS252 Graduate Computer Architecture Lecture 17 Memory Systems Continued

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CPE 631 Lecture 06: Cache Design

CPE 631 Lecture 06: Cache Design. Aleksandar Milenkovi ? , milenka@ece.uah.edu Electrical and Computer Engineering University of Alabama in Huntsville. Outline. Cache Performance How to Improve Cache Performance. Review: Caches. The Principle of Locality:

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Lecture 12: Caches I

Lecture 12: Caches I. Prof. John Kubiatowicz Computer Science 252 Fall 1998. Review: Genetic Programming for Design. Genetic programming has two key aspects: An Encoding of the design space. This is a symbolic representation of the result space (genome).

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10/18: Lecture topics

10/18: Lecture topics. Memory Hierarchy Why it works: Locality Levels in the hierarchy Cache access Mapping strategies Cache performance Replacement policies. Types of Storage. Registers On-chip cache(s) Second level cache Main Memory Disk Tape, etc. fast, small, expensive.

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Cache Memory and Performance

Cache Memory and Performance. Many of the following slides are taken with permission from Complete Powerpoint Lecture Notes for Computer Systems: A Programmer's Perspective (CS:APP) Randal E. Bryant and David R. O'Hallaron http:// csapp.cs.cmu.edu/public/lectures.html

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More solutions

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Lecture 4.2

Lecture 4.2. Memory Hierarchy: Cache Basics. Learning Objectives. Given a 32-bit address, figure out the corresponding block address Given a block address, find the index of the cache line it maps to

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Lecturer PSOE Dan Garcia cs.berkeley/~ddgarcia

inst.eecs.berkeley.edu/~cs61c CS61C : Machine Structures Lecture 34 Caches IV. Lecturer PSOE Dan Garcia www.cs.berkeley.edu/~ddgarcia. Thumb-based interfaces? ?. Microsoft and U Maryland are

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Program Phase Directed Dynamic Cache Way Reconfiguration

Program Phase Directed Dynamic Cache Way Reconfiguration. Subhasis Banerjee Surendra G S.K.Nandy Presented by: Xin Guan Mar. 29, 2010. Outline. Introduction to Program Phase Hardware Phase Detector Cache Reconfiguration Experiment Results. Outline.

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Equity as a Protected Value in Security Selection Procedures

Equity as a Protected Value in Security Selection Procedures. 14-15 February 2014 Edwards Bayesian Research Conference Richard John Kenneth Nguyen Heather Rosoff University of Southern California CREATE. Traditional Security.

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Paper Presentation

Paper Presentation. An Energy-Efficient Adaptive Hybrid Cache. 2013/10/21 Yun-Chung Yang. Jason Cong, Karthik Gururaj, Hui Huang, Chunyue Liu, Glenn Reinman, Yi Zou Computer Science Department, University of California, Los Angeles

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Gary M. Burlingame, Kris Kristensen & Matt Bishop Brigham Young University

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Lecture 12 Storage Hierarchy

Lecture 12 Storage Hierarchy. 1000. CPU. 100. 55%/year. Performance. 10. 35%/year. 7%/year. DRAM. 1. 1980. 1981. 1982. 1983. 1984. 1985. 1986. 1987. 1988. 1989. 1990. 1991. 1992. 1993. 1994. 1995. 1996. 1997. 1998. 1999. 2000. Who Cares about Memory Hierarchy?.

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Memory System Performance

Memory System Performance. What affects memory performance?. Hit Time : Time to send data from the cache to the CPU. Miss Penalty : Time to copy data from memory into the cache. Miss Rate : Percentage of memory accesses to locations outside cache. Average Memory Access Time (AMAT).

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Performance

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