Course: Distributed operating systems

Memory Sharing in Distributed Systems

Shared Memory

• Types of multiprocessors
  Multiprocessor cache systems
• Memory Access Architectures
  Performance and transparency
  Data migration and replication
• Consistency Models
  Coherence and consistency models
  Strict and weak consistency
  Sequential and casual consistency
  Entry and release consistency
  Processor and RAM consistency

• Paged-Based Distributed Shared Memory
  Replication
  Granularity
  Managing owners and copies
  Page replacement
• Shared Variable Distributed Shared Memory
• Object-Oriented Distributed Shared Memory
• Distributed Shared Memory Algorithms and Coherence Protocols
  Central server algorithm
  Migration algorithm
  Replication algorithm
  Cache coherence