'Thread 2' presentation slideshows

1.12k views • 102 slides

Threads, SMP, and Microkernels

Operating Systems. Threads, SMP, and Microkernels. Processes and Threads. So far, presented the concept of process as embodying: Resource ownership : process includes a virtual address space to hold the process image

681 views • 57 slides

Getting to the root of concurrent BST s

Getting to the root of concurrent BST s. Trevor Brown IST Austria http://tbrown.pro. A bit about me. Postdoc at IST Austria Starting at University of Waterloo (Canada) in September Interests Fast concurrent data structures Memory reclamation Transactional memory Big systems

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C# Programming

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Introduction to OpenMP

Introduction to OpenMP. What Is OpenMP?. OpenMP is a standard way of expressing shared memory parallelism. OpenMP consists of compiler directives , functions and environment variables . When you compile a program that has OpenMP in it, then:

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CSE 451: Operating Systems

CSE 451: Operating Systems. Section 4 Scheduling, Project 2 Intro, Threads. Priority Inversion. A problem that arises when tasks (e.g. threads) have priorities and shared resource conflicts Typically involves tasks that operate periodically

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Java Virtual Machine ( Obfuscation and Java )

Java Virtual Machine ( Obfuscation and Java ). ??????? ????????? 2004. What it is all about?. ????????? Java Classfile ??????????? ??? ????????? ? ????????? ?????? ????????? ??????? ?????? ????-???? ?????????? ? Java Q&A. Java Technology ( ???????? ).

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Implementing Mutual Exclusion

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Part II: Atomicity for Software Model Checking

Part II: Atomicity for Software Model Checking. Class Account { int balance; static int MIN = 0, MAX = 100; bool synchronized deposit(int n) { int t = balance + n; if (t > MAX) return false; balance = t; assert(MIN ? balance ? MAX);

488 views • 39 slides

Overview

Introduction to Computer Systems 15-213/18-243 Fall 2010 November 15th, 2010 Threading and Thread Safety. Overview. News Threading Basics Thread Lifecycle Thread Safety Race Conditions Synchronization Techniques Proxy Lab. News. Proxy due Tuesday Nov 23 rd at 11:59pm

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CPS110: Implementing threads on a uni-processor

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CSE451 Section 3: Winter 2k7

CSE451 Section 3: Winter 2k7. Welcome to the world of concurrency! Kurtis Heimerl(kheimerl@cs) Aaron Kimball (ak@cs). Threads & synchronization. A rite of passage All undergrad OS courses do The most fun part Will feel like being a GURU ? The craziest part

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Bounded Model Checking of Concurrent Programs

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CSE451 Section 3

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Reminders

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????? CPU ? OpenMP ?????? ????? VLBI ??????????

????? CPU ? OpenMP ?????? ????? VLBI ??????????. ?????? ?????????. ?????. ?? ?? VLBI ?????? ???? ???????? ???? ?????????. ????? VLBI ??. VLBI(Very Long Baseline Interferometory ?????????? ) ????????????????????????????????????????????????? ?? VLBI ???

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Distributed Systems Course Operating System Support

Distributed Systems Course Operating System Support. Chapter 6: 6.1 Introduction 6.2 The operating system layer 6.4 Processes and threads 6.5 Communication and invocation 6.6 operating system architecture. Learning objectives.

863 views • 23 slides

McRT-Malloc: A Scalable Non-Blocking Transaction Aware Memory Allocator

McRT-Malloc: A Scalable Non-Blocking Transaction Aware Memory Allocator. Ali Adl-Tabatabai Ben Hertzberg Rick Hudson Bratin Saha. Goals of McRT-Malloc. Scalable Performance linear to # of processors then flat as you add more SW threads Preemption safety

344 views • 22 slides

CS510 Concurrent Systems Class 5

CS510 Concurrent Systems Class 5. Threads Cannot Be Implemented As a Library. Reasoning about program outcomes. What are the valid outcomes for this program? Is it valid for both r1 and r2 to contain 0 ?. Initialization: x = y = 0;. Thread 1 x = 1; r1 = y;. Thread 2 y = 1; r2 = x;.

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Threads

Threads. What is a thread? page 2-4 Dividing time between threads page 5-6 Threads with Runnable page 7 Thread states page 8 Communication between threads page 9-10 Locks and synchronization page 11-12 wait(), notify() and notifyAll() page 13 Interrupts page 14-17.

367 views • 17 slides