Operations

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# Operations

This documentation provides information about initialization, termination, backout, restart, and recovery processes in an Adabas cluster environment. It tells you how to plan an outage and how to use the utility functions that are provided specifically for cluster environments. Finally, it provides a sample of the session-end statistics produced for a clustered nucleus.

The Adabas Cluster Services Operations documentation is organized in the following topics:

Initialization | Describes topics related to Adabas Cluster Services initialization.
Termination | Describes topics related to Adabas Cluster Services termination.
Using Alert and Timeout Settings | Describes alert and timeout settings that can be specified to help you prevent or handle critical situations where system problems affect the availability of cluster members.
Collaboration Between Cluster Nuclei | Describes enhancements for making the nuclei in a cluster more independent of one another.
Backout Processing | Describes Adabas Cluster Services backout processing.
Restart/Recovery Processing | Describes Adabas Cluster Services restart and recovery processing.
Planning an Outage | Describes how to migrate a nucleus to a different operating system image using Adabas Cluster Services.
Utility Processing | Describes Adabas utilities processing pertinent to Adabas Cluster Services.
Cluster Nucleus Session End Statistics | Describes the statistics collected for a cluster nucleus session.
Switching Between Cluster and Noncluster Modes / PLOG Handling | Describes the process of switching between cluster and non-cluster modes and the PLOG handling associated with that process.
Performance and Tuning | Describes performance and tuning you can do for Adabas Cluster Services.
Estimating Entire Net-Work Storage Requirements | Provides tables to assist in estimating the storage requirements of Entire Net-Work.
Adabas SMF Records | Describes Adabas SMF records and how they can be produced.
Adabas Online System Cluster Environment Screens | Describes the Adabas Online System version 8.2 screens that apply to the Adabas Cluster Services cluster environment.

- Conventions