1,845 Prefetching PPTs View free & download

Dynamic Representation and Prefetching of Linked Data Structures (or Introspection for Low-Level Data Prefetching) PowerPoint PPT Presentation

Dynamic Representation and Prefetching of Linked Data Structures (or Introspection for Low-Level Data Prefetching) - offset:8 lds back:3 initiating load instruction produces 1000. offset:0 lds back:1 fetch data at memory location 0x1000 (gives 1) ...

offset:8 lds back:3 initiating load instruction produces 1000. offset:0 lds back:1 fetch data at memory location 0x1000 (gives 1) ...

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IO Prefetching: Informed Prefetching and Caching, Automatic IO Generation through Speculative Execut PowerPoint PPT Presentation

IO Prefetching: Informed Prefetching and Caching, Automatic IO Generation through Speculative Execut - Tstall (x) read stall time when there are x buffers for x prefetches ... Stall time for a disk access. At worst, it takes Tdisk ...

Tstall (x) read stall time when there are x buffers for x prefetches ... Stall time for a disk access. At worst, it takes Tdisk ...

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Feedback Directed Prefetching PowerPoint PPT Presentation

Feedback Directed Prefetching - Feedback Directed Prefetching Santhosh Srinath Onur Mutlu Hyesoon Kim Yale N. Patt Spend more time here. Explain why adapt better Prefetches can ...

Feedback Directed Prefetching Santhosh Srinath Onur Mutlu Hyesoon Kim Yale N. Patt Spend more time here. Explain why adapt better Prefetches can ...

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Cache Prefetching PowerPoint PPT Presentation

Cache Prefetching - poor timing and not able to overlap well. Markov prefetcher. high hardware cost, not a good stand-alone prefetcher, mediocre accuracy. Hybrid prefetching ...

poor timing and not able to overlap well. Markov prefetcher. high hardware cost, not a good stand-alone prefetcher, mediocre accuracy. Hybrid prefetching ...

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Problems in Hardware Prefetching PowerPoint PPT Presentation

Problems in Hardware Prefetching - Problems in Hardware Prefetching Unnecessary data being prefetched will result in increased bus and memory traffic degrading performance for data not being used ...

Problems in Hardware Prefetching Unnecessary data being prefetched will result in increased bus and memory traffic degrading performance for data not being used ...

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Prefetching Techniques PowerPoint PPT Presentation

Prefetching Techniques - Prefetching Techniques Reading Data prefetch mechanisms, Steven P. Vanderwiel, David J. Lilja, ACM Computing Surveys, Vol. 32 , Issue 2 (June 2000) Prefetching ...

Prefetching Techniques Reading Data prefetch mechanisms, Steven P. Vanderwiel, David J. Lilja, ACM Computing Surveys, Vol. 32 , Issue 2 (June 2000) Prefetching ...

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Prefetching%20Challenges%20in%20%20Distributed%20Memories%20for%20CMPs PowerPoint PPT Presentation

Prefetching%20Challenges%20in%20%20Distributed%20Memories%20for%20CMPs - Prefetching Challenges in Distributed Memories for CMPs. Mart Torrents, Ra lMart nez, and Carlos Molina. Computer Architecture Department. UPC BarcelonaTech

Prefetching Challenges in Distributed Memories for CMPs. Mart Torrents, Ra lMart nez, and Carlos Molina. Computer Architecture Department. UPC BarcelonaTech

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Energy Efficient Prefetching PowerPoint PPT Presentation

Energy Efficient Prefetching - Energy Efficient Prefetching from models to Implementation Adam Manzanares and Xiao Qin Department of Computer Science and Software Engineering

Energy Efficient Prefetching from models to Implementation Adam Manzanares and Xiao Qin Department of Computer Science and Software Engineering

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A Programmable Memory Hierarchy for Prefetching Linked Data Structures PowerPoint PPT Presentation

A Programmable Memory Hierarchy for Prefetching Linked Data Structures - A Programmable Memory Hierarchy for Prefetching Linked Data Structures Chia-Lin Yang Department of Computer Science and Information Engineering

A Programmable Memory Hierarchy for Prefetching Linked Data Structures Chia-Lin Yang Department of Computer Science and Information Engineering

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Prefetching for Visual Data Exploration PowerPoint PPT Presentation

Prefetching for Visual Data Exploration - Real user traces collected by a user study. Study effect of different navigation patterns: ... improves and plateaus as delay between user operations increases. ...

Real user traces collected by a user study. Study effect of different navigation patterns: ... improves and plateaus as delay between user operations increases. ...

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Data Prefetching Mechanism by Exploiting Global and Local Access Patterns PowerPoint PPT Presentation

Data Prefetching Mechanism by Exploiting Global and Local Access Patterns - Ahmad Sharif Qualcomm Hsien-Hsin S. Lee Georgia Tech The 1st JILP Data Prefetching Championship (DPC-1)

Ahmad Sharif Qualcomm Hsien-Hsin S. Lee Georgia Tech The 1st JILP Data Prefetching Championship (DPC-1)

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7DS Peer-to-Peer Information Dissemination and Prefetching Architecture PowerPoint PPT Presentation

7DS Peer-to-Peer Information Dissemination and Prefetching Architecture - Title: The Internet Real-Time Laboratory Author: Administrator Last modified by: Stelios Sidiroglou-Douskos Created Date: 6/9/2004 7:15:54 PM Document presentation format

Title: The Internet Real-Time Laboratory Author: Administrator Last modified by: Stelios Sidiroglou-Douskos Created Date: 6/9/2004 7:15:54 PM Document presentation format

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Software Data Prefetching PowerPoint PPT Presentation

Software Data Prefetching - Memory speed is the bottleneck in the computer system ... Appeared first with Multimedia applications using MMX technology or SSE processor extension ...

Memory speed is the bottleneck in the computer system ... Appeared first with Multimedia applications using MMX technology or SSE processor extension ...

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Predicting the Future with Multi-Page Predictive Prefetching PowerPoint PPT Presentation

Predicting the Future with Multi-Page Predictive Prefetching - Technology has emerged which allows web applications to predict what content a user is likely to request next which can be used to speed up the delivery of pages.

Technology has emerged which allows web applications to predict what content a user is likely to request next which can be used to speed up the delivery of pages.

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Access Map Pattern Matching Prefetch: Optimization Friendly Method PowerPoint PPT Presentation

Access Map Pattern Matching Prefetch: Optimization Friendly Method - Title: DPC Slide Author: yishii Last modified by: yishii Created Date: 1/1/1601 12:00:00 AM Document presentation format: (4:3)

Title: DPC Slide Author: yishii Last modified by: yishii Created Date: 1/1/1601 12:00:00 AM Document presentation format: (4:3)

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On the Importance of Optimizing the Configuration of Stream Prefetches PowerPoint PPT Presentation

On the Importance of Optimizing the Configuration of Stream Prefetches - Title: PowerPoint Presentation Author: Ilya Last modified by: Ben Zorn Created Date: 9/28/2003 2:18:02 AM Document presentation format: On-screen Show

Title: PowerPoint Presentation Author: Ilya Last modified by: Ben Zorn Created Date: 9/28/2003 2:18:02 AM Document presentation format: On-screen Show

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Data Flow Analysis for Software Prefetching Linked Data Structures in Java PowerPoint PPT Presentation

Data Flow Analysis for Software Prefetching Linked Data Structures in Java - Data Flow Analysis for Software Prefetching Linked Data Structures in Java Brendon Cahoon Dept. of Computer Science University of Massachusetts Amherst, MA

Data Flow Analysis for Software Prefetching Linked Data Structures in Java Brendon Cahoon Dept. of Computer Science University of Massachusetts Amherst, MA

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Data Cache Prefetching using a Global History Buffer PowerPoint PPT Presentation

Data Cache Prefetching using a Global History Buffer - Separate IT and GHB: Fixed table size: ... Pointer: chain other GHB entries into address list (access info for the same address) ...

Separate IT and GHB: Fixed table size: ... Pointer: chain other GHB entries into address list (access info for the same address) ...

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Energy Efficient Prefetching and Caching PowerPoint PPT Presentation

Energy Efficient Prefetching and Caching - ... 'hints' for ... info in the DB to generate hints on behalf of the application one ... of prefetching depth: protects system from incorrect hints ...

... 'hints' for ... info in the DB to generate hints on behalf of the application one ... of prefetching depth: protects system from incorrect hints ...

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7DS Peer-to-Peer Information Dissemination and Prefetching Architecture - propagates information objects among mobile nodes that are within ... 7DS can coexist with other methods for data access, e.g. via FIS or BS to the Internet. ...

propagates information objects among mobile nodes that are within ... 7DS can coexist with other methods for data access, e.g. via FIS or BS to the Internet. ...

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Prefetching for Mobile Computers Using Shape Graphs PowerPoint PPT Presentation

Prefetching for Mobile Computers Using Shape Graphs - Prefetching for Mobile Computers Using Shape Graphs ... { Static representation of calls. f. Unify(a,f) LCR'02. Kristian Kvilekval UCSB. 17. Call Graphs ...

Prefetching for Mobile Computers Using Shape Graphs ... { Static representation of calls. f. Unify(a,f) LCR'02. Kristian Kvilekval UCSB. 17. Call Graphs ...

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CS 213 Lecture 7: Multiprocessor 3: Synchronization, Prefetching PowerPoint PPT Presentation

CS 213 Lecture 7: Multiprocessor 3: Synchronization, Prefetching - Memory consistency models: what are the rules for such cases? Sequential consistency: result of any execution is the same as if the accesses ...

Memory consistency models: what are the rules for such cases? Sequential consistency: result of any execution is the same as if the accesses ...

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Objective-Optimal Algorithms for Long-term Web Prefetching PowerPoint PPT Presentation

Objective-Optimal Algorithms for Long-term Web Prefetching - Title: Web pre-fetching: Costs, Benefits, and performance Author: william Last modified by: user1 Created Date: 11/15/2003 3:20:18 PM Document presentation format

Title: Web pre-fetching: Costs, Benefits, and performance Author: william Last modified by: user1 Created Date: 11/15/2003 3:20:18 PM Document presentation format

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Dynamic Recompilation of Legacy Applications: A Case Study of Prefetching using Dynamic Monitoring PowerPoint PPT Presentation

Dynamic Recompilation of Legacy Applications: A Case Study of Prefetching using Dynamic Monitoring - Dynamic Recompilation of Legacy Applications: A Case Study of Prefetching using Dynamic Monitoring Mauricio Serrano, Jose Castanos, Hubertus Franke

Dynamic Recompilation of Legacy Applications: A Case Study of Prefetching using Dynamic Monitoring Mauricio Serrano, Jose Castanos, Hubertus Franke

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Decoupled Prefetching for Data Intensive Application PowerPoint PPT Presentation

Decoupled Prefetching for Data Intensive Application - Enhance the utilization and throughput. Lower ... the SMT increases the utilization of functional unit ... Dynamically utilize the functional unit ...

Enhance the utilization and throughput. Lower ... the SMT increases the utilization of functional unit ... Dynamically utilize the functional unit ...

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ECE 7995 CACHING AND PREFETCHING TECHNIQUES PowerPoint PPT Presentation

ECE 7995 CACHING AND PREFETCHING TECHNIQUES - An Anonymous ID Identifying the user IP address. ... For proxy caching, queries are shared by different users repeats over longer ...

An Anonymous ID Identifying the user IP address. ... For proxy caching, queries are shared by different users repeats over longer ...

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Decoupled Architecture for Data Prefetching PowerPoint PPT Presentation

Decoupled Architecture for Data Prefetching - Prefetching helps, but it has overhead. ... It can (hopefully) exploit complex algorithms; ... Brute force approach. Use both tagged and stride prefetching ...

Prefetching helps, but it has overhead. ... It can (hopefully) exploit complex algorithms; ... Brute force approach. Use both tagged and stride prefetching ...

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Energy Efficient Prefetching and Caching - Maximize idle interval length to allow a power state transitions ... as possible over time, resulting in relatively short intervals of inactivity. ...

Maximize idle interval length to allow a power state transitions ... as possible over time, resulting in relatively short intervals of inactivity. ...

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Implementing a Compiler based I/O prefetching system for Linux PowerPoint PPT Presentation

Implementing a Compiler based I/O prefetching system for Linux - For large scientific applications, working set often exceeds size of available physical memory. Result: large page fault penalties for access to out-of-core data ...

For large scientific applications, working set often exceeds size of available physical memory. Result: large page fault penalties for access to out-of-core data ...

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A Strategy Selection Framework for Adaptive Prefetching in Visual Exploration PowerPoint PPT Presentation

A Strategy Selection Framework for Adaptive Prefetching in Visual Exploration - A Strategy Selection Framework. for Adaptive Prefetching. in Visual Exploration ... Strategy selection allows prefetcher to adapt ...

A Strategy Selection Framework. for Adaptive Prefetching. in Visual Exploration ... Strategy selection allows prefetcher to adapt ...

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Introduction to Victim Cache and Prefetch Buffers PowerPoint PPT Presentation

Introduction to Victim Cache and Prefetch Buffers - Miss will affect cache's performance. 7. Baseline Design. 8 ... The miss penalties are 24 instruction times for first level, while 320 for second level. ...

Miss will affect cache's performance. 7. Baseline Design. 8 ... The miss penalties are 24 instruction times for first level, while 320 for second level. ...

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A Practical Stride Prefetching Implementation in Global Optimizer PowerPoint PPT Presentation

A Practical Stride Prefetching Implementation in Global Optimizer - Only effective for affine array reference. Only handle with DO loop nest ... all of the strided references are affine array references, such as c STL ...

Only effective for affine array reference. Only handle with DO loop nest ... all of the strided references are affine array references, such as c STL ...

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Adaptive Power Aware Prefetch in Wireless Networks PowerPoint PPT Presentation

Adaptive Power Aware Prefetch in Wireless Networks - Response time , the time between sending a request and receiving the reply ... of data to be prefetch and then affects the tradeoff between performance and power ...

Response time , the time between sending a request and receiving the reply ... of data to be prefetch and then affects the tradeoff between performance and power ...

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Cluster Prefetch: Tolerating OnChip Wire PowerPoint PPT Presentation

Cluster Prefetch: Tolerating OnChip Wire - Partitioned architectures: small computational. units connected by a communication fabric ... Small computational units with limited functionality. fast clocks, ...

Partitioned architectures: small computational. units connected by a communication fabric ... Small computational units with limited functionality. fast clocks, ...

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On Cache Prefetching Strategies For Integrated InfostationCellular Network PowerPoint PPT Presentation

On Cache Prefetching Strategies For Integrated InfostationCellular Network - On Cache Prefetching Strategies For Integrated Infostation-Cellular Network ... It alleviates bottleneck on the server, as well as saving the cost from ...

On Cache Prefetching Strategies For Integrated Infostation-Cellular Network ... It alleviates bottleneck on the server, as well as saving the cost from ...

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Reducing memory penalty by a programmable prefetch engine for on-chip caches PowerPoint PPT Presentation

Reducing memory penalty by a programmable prefetch engine for on-chip caches - Title: Reducing memory penalty by a programmable prefetch engine for on-chip caches Author: Armin van der Togt Last modified by: Armin van der Togt

Title: Reducing memory penalty by a programmable prefetch engine for on-chip caches Author: Armin van der Togt Last modified by: Armin van der Togt

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Web Prefetching: Costs, Benefits and Performance PowerPoint PPT Presentation

Web Prefetching: Costs, Benefits and Performance - Department of Electrical and Computer Engineering, UNM. 1 ... Dept. of Electrical & Computer Engineering. The University of New Mexico. Aug 15, 2002 ...

Department of Electrical and Computer Engineering, UNM. 1 ... Dept. of Electrical & Computer Engineering. The University of New Mexico. Aug 15, 2002 ...

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NPS: A Non-interfering Web Prefetching System PowerPoint PPT Presentation

NPS: A Non-interfering Web Prefetching System - Department of Computer Sciences, UT Austin. 3. Outline. Prefetch aggressively as ... Department of Computer Sciences, UT Austin. 4. What is Web Prefetching? ...

Department of Computer Sciences, UT Austin. 3. Outline. Prefetch aggressively as ... Department of Computer Sciences, UT Austin. 4. What is Web Prefetching? ...

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Data Flow Analysis for Software Prefetching Linked Data Structures in Java - Analysis Extensions for Common Idioms. Track objects in fields or arrays ... Greedy Prefetching Example. Doubly linked list. Greedy prefetching. int sum (Dlist l) ...

Analysis Extensions for Common Idioms. Track objects in fields or arrays ... Greedy Prefetching Example. Doubly linked list. Greedy prefetching. int sum (Dlist l) ...

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Replication, Caching, Prefetching and Hoarding for Mobile Computing PowerPoint PPT Presentation

Replication, Caching, Prefetching and Hoarding for Mobile Computing - Maximize number of queries answered per unit time (system throughput) ... Who is responsible for invalidations? ... State or History based. How information is ...

Maximize number of queries answered per unit time (system throughput) ... Who is responsible for invalidations? ... State or History based. How information is ...

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TaP: Tablebased prefetching for storage caches PowerPoint PPT Presentation

TaP: Tablebased prefetching for storage caches - Possible useless prefetching. Possible useless prefetching ... No knowledge about file system or applications. Motivation for TaP: sequential detection module ...

Possible useless prefetching. Possible useless prefetching ... No knowledge about file system or applications. Motivation for TaP: sequential detection module ...

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Hardware-Only Stream Prefetching and Dynamic Access Ordering PowerPoint PPT Presentation

Hardware-Only Stream Prefetching and Dynamic Access Ordering - Hardware-Only Stream Prefetching and Dynamic Access Ordering. Charles Zhang and Sally A. McKee ... Streamed computations. Poor cache behavior. Good regularity ...

Hardware-Only Stream Prefetching and Dynamic Access Ordering. Charles Zhang and Sally A. McKee ... Streamed computations. Poor cache behavior. Good regularity ...

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Storage Allocation in Prefetching Techniques of Web Caches PowerPoint PPT Presentation

Storage Allocation in Prefetching Techniques of Web Caches - Predicted probability with which URL i will be visited. Pi. Prediction of users' ... URL of ... Determine a threshold k defined as: Prefetch Web objects ...

Predicted probability with which URL i will be visited. Pi. Prediction of users' ... URL of ... Determine a threshold k defined as: Prefetch Web objects ...

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Tag Correlating Prefetcher Analysis PowerPoint PPT Presentation

Tag Correlating Prefetcher Analysis - Prefetch request queue has 16 entries. dl1 ver 2 Second ... Only service TCP request queue when bus is free. Queuing shows little effect on performance ...

Prefetch request queue has 16 entries. dl1 ver 2 Second ... Only service TCP request queue when bus is free. Queuing shows little effect on performance ...

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Data Prefetching Mechanism by Exploiting Global and Local Access Patterns - Data Prefetching Mechanism by Exploiting Global and Local ... Traversing a tree laid out as an array. low memory address. high memory address. History Buffer ...

Data Prefetching Mechanism by Exploiting Global and Local ... Traversing a tree laid out as an array. low memory address. high memory address. History Buffer ...

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Improving Hash Join Performance Through Prefetching PowerPoint PPT Presentation

Improving Hash Join Performance Through Prefetching - Build hash table on smaller (build) relation. Probe hash table using larger (probe) ... pref 0(r2) pref 4(r7) pref 0(r3) pref 8(r9) @Carnegie Mellon. Databases ...

Build hash table on smaller (build) relation. Probe hash table using larger (probe) ... pref 0(r2) pref 4(r7) pref 0(r3) pref 8(r9) @Carnegie Mellon. Databases ...

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Caching and prefetching for Web content distribution PowerPoint PPT Presentation

Caching and prefetching for Web content distribution - Caching and prefetching for Web content distribution. Jianliang Xu. Jiangchuan Liu. Bo Li ... Caching frequently used data at proxies close to clients can ...

Caching and prefetching for Web content distribution. Jianliang Xu. Jiangchuan Liu. Bo Li ... Caching frequently used data at proxies close to clients can ...

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Potential Costs and Benefits of Longterm Prefetching for CDNs PowerPoint PPT Presentation

Potential Costs and Benefits of Longterm Prefetching for CDNs - ... Computer Sciences, UT ... Dept. of Computer Sciences, UT Austin. 21 June 2001 ... Department of Computer Sciences, UT Austin. Short-term vs. long-term ...

... Computer Sciences, UT ... Dept. of Computer Sciences, UT Austin. 21 June 2001 ... Department of Computer Sciences, UT Austin. Short-term vs. long-term ...

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Integrating Web Caching and Web Prefetching in ClientSide Proxies PowerPoint PPT Presentation

Integrating Web Caching and Web Prefetching in ClientSide Proxies - Client's browser caching, client-side proxy caching, and ... { 26. evict the first object oj from C; 27. Snow = Snow - sj; 28. } Normalized profit function ...

Client's browser caching, client-side proxy caching, and ... { 26. evict the first object oj from C; 27. Snow = Snow - sj; 28. } Normalized profit function ...

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Using Historic Patterns in Both Cache Prefetching and Cache Replacement PowerPoint PPT Presentation

Using Historic Patterns in Both Cache Prefetching and Cache Replacement - Using Historic Patterns in Both. Cache Prefetching and ... Memory is cheap and getting cheaper. Cache more, read ahead, stay ahead. LRU is a lousy algorithm ...

Using Historic Patterns in Both. Cache Prefetching and ... Memory is cheap and getting cheaper. Cache more, read ahead, stay ahead. LRU is a lousy algorithm ...

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EECS 583 Class 20 Compiler Directed Prefetching PowerPoint PPT Presentation

EECS 583 Class 20 Compiler Directed Prefetching - Characteristics of compiler based prefetching algorithms ... Used by hardware to make decisions on data placement - 19 - Cache Hints on Itanium ...

Characteristics of compiler based prefetching algorithms ... Used by hardware to make decisions on data placement - 19 - Cache Hints on Itanium ...

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Fractal Prefetching B Trees: Optimizing Both Cache and Disk Performance PowerPoint PPT Presentation

Fractal Prefetching B Trees: Optimizing Both Cache and Disk Performance - Binary search in a large node suffers excessive number of cache misses ... 2000 random insertions after bulkloading 3M keys 70% full ...

Binary search in a large node suffers excessive number of cache misses ... 2000 random insertions after bulkloading 3M keys 70% full ...

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Memory Resource Allocation for File System Prefetching From a Supply Chain Management Perspective PowerPoint PPT Presentation

Memory Resource Allocation for File System Prefetching From a Supply Chain Management Perspective - ... for instant inventory control. Dell: aiming at 'zero inventory' ... Based on multi-echelon inventory control. Extending application access pattern to lower level ...

... for instant inventory control. Dell: aiming at 'zero inventory' ... Based on multi-echelon inventory control. Extending application access pattern to lower level ...

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Dynamic Hot Data Stream Prefetching for General-Purpose Programs Chilimbi and Hirzel PowerPoint PPT Presentation

Dynamic Hot Data Stream Prefetching for General-Purpose Programs Chilimbi and Hirzel - Not enough single thread ILP to hide memory latencies. Minimizing stall cycles due to misses increases IPC (increases performance) ...

Not enough single thread ILP to hide memory latencies. Minimizing stall cycles due to misses increases IPC (increases performance) ...

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An Intelligent Cache System with Hardware Prefetching for High Performance PowerPoint PPT Presentation

An Intelligent Cache System with Hardware Prefetching for High Performance - In this paper, we present a high performance cache structure with a hardware ... Temporal locality detection is provided statically by the compiler ...

In this paper, we present a high performance cache structure with a hardware ... Temporal locality detection is provided statically by the compiler ...

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CS252%20Graduate%20Computer%20Architecture%20Lecture%207%20Cache%20Design%20(continued) PowerPoint PPT Presentation

CS252%20Graduate%20Computer%20Architecture%20Lecture%207%20Cache%20Design%20(continued) - Prefetching comes in two flavors: Binding prefetch: Requests load directly into register. Must be correct address and register! Non-Binding prefetch: Load into cache. ...

Prefetching comes in two flavors: Binding prefetch: Requests load directly into register. Must be correct address and register! Non-Binding prefetch: Load into cache. ...

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Prefetching PowerPoint PPT Presentations