Contents

• Contents
• List of Tables
• Introduction to IMPI
  • Overview
  • Conventions
    • Protocol Types
    • Data Format
    • Host Identifiers
  • Organization of this Document
• Startup
  • Introduction
  • User Steps
    • Launching A Server
    • Launching Clients
    • Examples
    • Security
  • Wire Protocols
    • Introduction
    • The IMPI Server
    • The AUTH command
    • The IMPI command
    • The COLL command
    • The DONE command
    • The FINI command
    • Shall We Dance?
  • Client and Host Attributes
• Data Transfer Protocol
  • Introduction
  • Process Identifier
  • Context Identifier
  • Message Tag
  • Message Packets
  • Packet Protocol
  • Message Protocols
    • Short-Message Protocol
    • Long-Message Protocol
    • Message-Probing Protocol
    • Message-Cancellation Protocol
  • Mandated Properties
• Collectives
  • Introduction
  • Utility functions
  • Context Identifiers
    • Context ID Creation
  • Comm_create
  • Comm_free
  • Comm_dup
  • Comm_split
  • Intercomm_create
  • Intercomm_merge
  • Barrier
  • Bcast
  • Gather
  • Gatherv
  • Scatter
  • Scatterv
  • Reduce
  • Reduce_scatter
  • Scan
  • Allgather
  • Allreduce
  • Alltoall
  • Alltoallv
  • Finalize
  • Constants
  • Open issues
    • linear to tree crossover
    • thread safety
    • short long crossover
    • multiple host clients
    • collective operation version numbering
• IMPI Testing
  • Summary
  • Test Tool Applet
  • Test Interpreter
  • Test Manager
  • Contacts
• Bibliography