Title and Copyright Information
 
About This Manual
Audience
New and Changed Features
Organization
Related Documents
Reader's Comments
Conventions
 
1    Introduction to TruCluster Server
1.1    New or Changed Features for Version 5.1B
1.2    TruCluster Server Features
 
2    Clusterwide File Systems, Storage, and Device Names
2.1    Supported File Systems
2.2    Cluster File System
2.3    Device Request Dispatcher
2.4    CFS and Device Request Dispatcher FAQ
2.4.1    CFS, I/O, and the Cluster Interconnect
2.4.2    AdvFS Requested Block Caching
2.4.3    Device Request Dispatcher and File Opens
2.4.4    Relocating the CFS Server
2.5    Context-Dependent Symbolic Links
2.6    Device Names
2.7    Worldwide ID
2.8    Clusters and the Logical Storage Manager
 
3    Connection Manager
3.1    Quorum and Votes
3.1.1    What Is a Cluster Member?
3.1.2    Node Votes
3.1.3    Quorum Disk Votes
3.1.4    Expected Votes
3.1.5    Current Votes
3.2    Calculating Cluster Quorum
3.3    Using a Quorum Disk
 
4    Highly Available Applications
 
5    Cluster Application Availability
5.1    Overview of CAA
5.2    CAA Architecture
5.3    Resources
5.4    Resource Profiles
5.4.1    Application Resource Profiles
5.4.2    Nonapplication Resource Profiles
5.5    Action Scripts
 
6    Cluster Alias
6.1    Overview of Cluster Alias
6.2    Cluster Alias Subsystem Components
6.3    Default Cluster Alias
6.4    Number of Aliases per Cluster
6.5    Location of Alias IP Addresses
6.6    Routing for Alias IP Addresses
6.6.1    Advertising Routes to Aliases
6.6.2    Routing for Aliases on Common Subnets
6.6.3    Routing for Aliases on Virtual Subnets
6.6.4    Summary of Routing for Aliases on Common and Virtual Subnets
6.6.5    Accepting and Redirecting Packets and Connection Requests Addressed to an Alias
6.6.6    Routing Example
6.7    in_single and in_multi Services
6.8    Alias Attributes
6.9    Service Port Attributes
6.10    vMAC Support
6.11    NFS and Cluster Aliases
6.11.1    Getting Packets Off the Network
6.11.2    Mount Requests
6.11.3    NFS over TCP
6.11.4    NFS over UDP
6.12    RPC Services and Cluster Aliases
6.13    ifconfig Aliases and Cluster Aliases
 
7    Cluster Interconnect
7.1    Controlling Storage Traffic Across the Cluster Interconnect
7.2    Controlling Application Traffic Across the Cluster Interconnect
7.3    Controlling Cluster Alias Traffic Across the Cluster Interconnect
7.4    Effect of Cluster Size on Cluster Interconnect Traffic
7.5    Selecting a Cluster Interconnect
7.6    Memory Channel Interconnect
7.7    LAN Interconnect
 
8    Distributed Lock Manager
 
9    Cluster Installation and Administration
9.1    Installation
9.2    Administration
 
Glossary
 
Figures
2-1    Storage Software Layering in a Cluster
2-2    Cluster View of Hardware
2-3    CFS Makes File Systems Available to All Cluster Members
2-4    CDSL Pathname Resolution
3-1    Two-Member deli Cluster Without a Quorum Disk
3-2    Two-Member deli Cluster with Quorum Disk Survives Member Loss
5-1    Application Failover with CAA
5-2    CAA Architecture
6-1    Client View of a Cluster With and Without Cluster Alias
6-2    Cluster Alias Functional Overview
6-3    Cluster Using Two Aliases
6-4    Alias Routing Example
6-5    in_single Service Accessed Through Default Cluster Alias
6-6    in_multi Service Accessed Through Default Cluster Alias
6-7    NFS over TCP
6-8    NFS over UDP
7-1    Memory Channel Logical Diagram
 
Tables
1-1    Features in the TruCluster Server Version 5.1B Product
2-1    File Systems Supported in a Cluster
2-2    Examples of New Device Names
6-1    Summary of Routing for Aliases on Common and Virtual Subnets
7-1    Comparison of Memory Channel and LAN Interconnect Characteristics
 
Index