[Chapter4] Thread & Concurrency

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Overview

• Motivation
• Benefits
  • responsiveness.
  • resource sharing
  • economy
  • scalability

Multicore Programming

• Programming Challenges

  • balance
  • data spliting
  • data dependency
  • testing and debugging

• Types of Parallelism

Multithreading Models

• Many-to-One Model
• One-to-One Model
• Many-to-Many Model

Threads Library

• Pthreads
• Windows Threads
• Java Thread

Implicit Threading

• Thread Pool
• Fork Join
• OpenMP
• Grand Central Dispatch
• Intel Thread Building Blocks

Threading Issues

• The fork() and exec() System Calls
• Signal Handling
• Thread Cancellation
• Scheduler Activations

Operating-System Examples

• Windows Threads
• Linux Threads