Avago Technologies Syncro CS 9286-8e - Manual (Page 57)

Avago Technologies
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Syncro CS 9286-8e Solution User Guide
November 2014 Chapter 4: System Administration
High Availability Properties
Chapter 4: System Administration
This chapter explains how to perform system administration tasks, such as planned failovers and updates of the
Syncro CS 9286-8e controller firmware.
4.1 High Availability Properties
The following figure shows the high availability properties that MegaRAID Storage Manager displays on the Controller
Properties tab for a Syncro CS 9286-8e controller.
Figure 39 Controller Properties: High Availability Properties
Following is a description of each high availability property:
 Topology Type – A descriptor of the HA topology for which the Syncro CS 9286-8e controller is currently
configured (the default is Server Storage Cluster).
 Maximum Controller Nodes – The maximum number of concurrent Syncro CS 9286-8e controllers within the HA
domain that the controller supports.
 Domain ID – A unique number that identifies the HA domain in which the controller is currently included. This
field has a number if the cluster or peer controller is in active state.
 Peer Controller Status – The current state of the peer controller.
Active: The peer controller is present and is participating in the HA domain.
Inactive: The peer controller is missing or has failed.
Incompatible: The peer controller is detected, but it has an incompatibility with the controller.
 Incompatibility Details – If the peer controller is incompatible, this field lists the cause of the incompatibility.