Conditions and Restrictions

The following conditions must be met to upgrade from Sun Cluster 2.2 to Sun Cluster 3.0 software.

• The cluster must have exactly two nodes and be a supported configuration for Sun Cluster 3.0 software. The upgrade does not support clusters of three or more nodes.

• Only Ethernet adapters are supported. Transport adapters must have a transmission rate of 100 Mbit/sec or greater.

• All cluster hardware must be stable and working properly.

• All third-party applications must be functioning properly.

• The cluster must be running on, or upgraded to, the Solaris 8 operating environment.

• You must upgrade all Sun Cluster software, framework, and data services at the same time.

• Sun Cluster 3.0 software does not support upgrading directly to Sun Cluster 3.0 software from Solstice HA 1.3, Sun Cluster 2.0, or Sun Cluster 2.1 software.

• Sun Cluster 3.0 software does not support converting from one volume manager product to another during upgrade.

• The upgrade from Sun Cluster 2.2 to Sun Cluster 3.0 software cannot be reversed after the scinstall(1M) command has been started on a node, even if the command does not complete successfully. To restart a failed upgrade, you must first reinstall Sun Cluster 2.2 software on the node.