'Worst case performance' diaporamas de présentation

Modeling Embedded Systems

Modeling Embedded Systems. EE202A (Fall 2004): Lecture #3. Reading List for This Lecture. MANDATORY READING

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Arc consistency ac3, ac4, ac6/7/8

Arc consistency ac3, ac4, ac6/7/8. V4 ? V3. V4. V3. V1 ? V4 ? 1. V4 + V2 = 5. V2 ? V3 ? 6. V1. Di = {1,2,3,4,5}. V2. V1 ? V2. What can you infer?. AR33 figure 18, page 35. V4 ? V3. V4. V3. V1 ? V4 ? 1. V4 + V2 = 5. V2 ? V3 ? 6. V1. V2. V1 ? V2. Di = {1,2,3,4,5}.

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Vehicle Routing & Scheduling: Part 1

Vehicle Routing & Scheduling: Part 1. Setup and Model. Problem Variety. Pure Pickup or Delivery Problems. Mixed Pickups and Deliveries. Pickup-Delivery Problems. Backhauls. Complications. Simplest Model: TSP Heuristics. Optimal methods. Vehicle Routing.

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CS 240A : Examples with Cilk++

CS 240A : Examples with Cilk++. Divide & Conquer Paradigm Solving recurrences Sorting: Quicksort and Mergesort Graph traversal: Breadth-First Search. Thanks to Charles E. Leiserson for some of these slides. Work and Span (Recap). T P = execution time on P processors. T 1 = work.

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Flattened Butterfly: A Cost-Efficient Topology for High-Radix Networks

Flattened Butterfly: A Cost-Efficient Topology for High-Radix Networks. ______________________________ John Kim, William J. Dally &Dennis Abts Presented by: Evan Su. Outline. Basic metrics Basic topologies Why high-radix Router microarchitecture High-radix topologies.

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Basic Factory Dynamics

Basic Factory Dynamics. HAL Case. Large Panel Line: produces unpopulated printed circuit boards Line runs 24 hr/day (but 19.5 hrs of productive time) Recent Performance: throughput = 1,400 panels per day (71.8 panels/hr) WIP = 47,600 panels CT = 34 days (663 hr at 19.5 hr/day)

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CS 140 : Non-numerical Examples with Cilk++

CS 140 : Non-numerical Examples with Cilk++. Divide and conquer paradigm for Cilk++ Quicksort Mergesort. Thanks to Charles E. Leiserson for some of these slides. Work and Span (Recap). T P = execution time on P processors. T 1 = work. T ? = span *. Speedup on p processors

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CS 140 : Non-numerical Examples with Cilk++

CS 140 : Non-numerical Examples with Cilk++. Divide and conquer paradigm for Cilk++ Quicksort Mergesort. Thanks to Charles E. Leiserson for some of these slides. Work and Span (Recap). T P = execution time on P processors. T 1 = work. T ? = span *. Speedup on p processors

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CS 240A : Divide-and-Conquer with Cilk ++

CS 240A : Divide-and-Conquer with Cilk ++. Divide & Conquer Paradigm Solving recurrences Sorting: Quicksort and Mergesort. Thanks to Charles E. Leiserson for some of these slides. Work and Span (Recap). T P = execution time on P processors. T 1 = work. T ? = span *.

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CompSci 100 Prog Design and Analysis II

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Security and Privacy in Cloud Computing

Security and Privacy in Cloud Computing. Ragib Hasan Johns Hopkins University en.600.412 Spring 2011. Lecture 11 04/25/2011. Attacking Availability. Goal: To see how availability of a cloud can be affected by DoS attacks launched from inside the cloud. Review Assignment #10:

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Algorithms Bellman-Ford and Floyd

Algorithms Bellman-Ford and Floyd. Two basic algorithms for path searching in a graph. Evlogi Hristov. Telerik Corporation. Student at Telerik Academy. Table of Contents. Relaxing of edges and paths Negative Edge Weights Negative Cycles Bellman-Ford algorithm Description Pseudo code

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SE-3910 Real-time Systems

SE-3910 Real-time Systems. Week 5, Class 2 Lab turn-in page is up! Use interrupts in a Linux/C environment Scheduling Watchdog follow-up Watchdog demo. Quick Quiz! (1). What is an advantage of a Watchdog Timer? What is a disadvantage? How can we avoid the disadvantages?. Quick Quiz! (2).

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Distributed Mutual Exclusion

Distributed Mutual Exclusion. Preliminaries. Two broad classes of algorithms Assertion-based Token-based System model Each site (node) is in one of these states: requesting Critical Section (CS) Executing CS Idle Distributed mutual exclusion algorithms should be Free from deadlocks

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Disjoint-Set Operation

Disjoint-Set Operation. Disjoint Set Operations? MAKE-SET(x)?Create new set {x} with representative x. UNION(x,y)?x and y are elements of two sets. Remove these sets and add their union. Choose a representative for it. FIND-SET(x)?return the representative of the set containing x.

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Disjoint-Set Operation

Disjoint-Set Operation. Disjoint Set Operations MAKE-SET(x): Create new set {x} with representative x. UNION(x,y): x and y are elements of two sets. Remove these sets and add their union. Choose a representative for it. FIND-SET(x): return the representative of the set containing x.

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Resource and Resource Access Control

Resource and Resource Access Control. Fred Kuhns Applied Research Laboratory Computer Science and Engineering Washington University in St. Louis. Blocking Time. Higher priority job is blocked by a lower priority job during a nonpreemptive interval: priority inversion . Nonpreemptivity:

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BF-based chunk availability compression for PPSP

BF-based chunk availability compression for PPSP. Lingli Deng: denglingli@chinamobile.com Jin Peng: pengjin@chinamobile.com Yunfei Zhang: hishigh@gmail.com Rachel Huang: rachel.huang@huawei.com IETF 88@Vancouver. Outline. Recap: BF scheme for PPSP Changes since -02 Open issues

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Computer Components

Computer Components. By Kade Phillips. Motherboard. a motherboard is the central printed circuit board (PCB) in many modern computers and holds many of the crucial components of the system, providing connectors for other peripherals. Power Supply.

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Performance and Uptime Analysis for Production Lines at ConAgra

Performance and Uptime Analysis for Production Lines at ConAgra. ConAgra Team: Bob Narcum Mike Tracy Principal Investigators: Erhan Kutanoglu, Ph.D. Terry R. Collins, Ph.D., P.E. Earnest W. Fant,Ph.D.,P.E. Research Assistant: Fernando Tovia. About ConAgra.

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