'Cache hit' diaporamas de présentation

Single Processor Machines: Memory Hierarchies and Processor Features

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Shannon Tauro/Jerry Lebowitz Portions provided by Ellen Spertus, Mills College

Computer Organization Improving Performance of MicroArchitecture Level Tannenbaum 4.5. Shannon Tauro/Jerry Lebowitz Portions provided by Ellen Spertus, Mills College. Looking into CPU Design. Looking at alternative ways to improve performance Two rough categories

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CSE 502: Computer Architecture

CSE 502: Computer Architecture. Memory Hierarchy & Caches. This Lecture. Memory Hierarchy Caches / SRAM Cache Organization and Optimizations. Motivation. Want memory to appear: As fast as CPU As large as required by all of the running applications. Processor. Memory. Storage Hierarchy.

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Computer Architecture Cache Memory

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Memory Part 3

Memory Part 3. Cache. Interposes a block of fast memory (commonly high speed static RAM) between processor and main memory At any point and time, cache has copy of portion of main Cache controller

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CSE 502: Computer Architecture

CSE 502: Computer Architecture. Memory Hierarchy & Caches. Motivation. Want memory to appear: As fast as CPU As large as required by all of the running applications. Processor. Memory. Storage Hierarchy. Make common case fast: Common : temporal & spatial locality

456 views • 38 slides

Caching and TLBs

Caching and TLBs. Sarah Diesburg Operating Systems COP 4610. Caching. Store copies of data at places that can be accessed more quickly than accessing the original Speed up access to frequently used data At a cost: Slows down the infrequently used data. Caching in Memory Hierarchy.

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Caching: tuning your golden hammer

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CONFIGURING A PROXY SERVER IN LINUX

CONFIGURING A PROXY SERVER IN LINUX. BY ROHIT KAUL CS , BITS-PILANI. PRESENTATION LAYOUT. Brief introduction to LINUX What is a proxy??? Its Uses and Need??? Security aspects and Web Caching Connecting a PC to LAN Introduction and Configuration of Squid

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Altruistic Routing in P2P Networks: Solutions and Problems

Altruistic Routing in P2P Networks: Solutions and Problems. Sukumar Ghosh Alina Bejan Amlan Bhattacharya University of Iowa. Background. Background. Structured P2P networks provide a flat response to query processing.

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CS 61C: Great Ideas in Computer Architecture Caches Part 2

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Cache-aware batch scheduling policies for large-scale scientific data processing

Cache-aware batch scheduling policies for large-scale scientific data processing. HPC ??? 2013 ?? ???. ??? Date Intensive Computing Lab School of Electrical and Computer Engineering Ulsan National Institution of Science and Technology, Korea.

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CSC I 2510 Computer Organization

CSC I 2510 Computer Organization. Memory System II Cache In Action. Cache-Main Memory Mapping. A way to record which part of the Main Memory is now in cache Design concerns: Be Efficient: fast determination of cache hits/ misses

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Paper Report

Paper Report. A Software-Based Self-Test Methodology for On-Line Testing of Processor Caches. G. Theodorou , N. Kranitis , A. Paschalis, D. Gizopoulos Department of Informatics and Telecommunications, University of Athens, Athens, Greece Test Conference (ITC), 2011 IEEE International

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CMPT 250 Computer Architecture

CMPT 250 Computer Architecture. Instructor: Yuzhuang Hu yhu1@cs.sfu.ca. Design strategy in ASM. CISC Architecture.

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Memory Hierarchy

Memory Hierarchy. Memory: hierarchy of components of various speeds and capacities Hierarchy driven by cost and performance In early days Primary memory = main memory Secondary memory = disks Nowadays, hierarchy within the primary memory

579 views • 17 slides

Approximate Caches for Packet Classification

Approximate Caches for Packet Classification. Author: Francis Chang, Wu- chang Feng , Kang Li Publisher: INFOCOM 2004 Presenter: Yun -Yan Chang Date: 2010/12/01. Outline. Introduction The Bloom filter Extension of Bloom filter Bloom filter aging. Introduction.

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CS61C Midterm #2 Review Session

CS61C Midterm #2 Review Session. A little Cache goes a long way. The Ideal Memory System. Fast Cheap (Large). Actual Memory Systems. Fast, Expensive (Small). Slow, Cheap (Large). Idea: Multilevel Memory (cache). +. =. The Cache. CPU. Store recently used data in fast memory Cache Hit

267 views • 12 slides

Xrd Monitoring

Xrd Monitoring. Jacek Becla Stanford Linear Accelerator Center (SLAC). XrdMon. Allows monitoring I/O in real-time Low overhead, non-intrusive Reconfigurable granularity, flush intervals, output location among others. Typical Architecture.

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MAC Layer Handoff

6. 6. 11. 11. Handoff Time. Abstract. Caching Mechanism. Background: Spatial Locality - Users use a phone in the same place (Office, Home, School), and move around the same environment. Idea: Store the AP info into a cache, and reuse it without scanning when handoff happens.

161 views • 1 slides