1. GlassFish Server Upgrade Compatibility Issues
Binary-Compatible Releases For GlassFish Server 3.1
New Default Installation Directory
Changes to Group Management Service Settings
Application Client Interoperability
Command Line Interface: The asadmin Command
Deprecated asadmin Subcommands
Deprecated, Unsupported, and Obsolete Options
Applications That Use Persistence
HTTP Service to Network Service Changes
Remapping of HTTP Service Attributes and Properties
New Network Service Elements and Attributes
NSS Cryptographic Token Support
2. Upgrading an Installation of Application Server or GlassFish Server
GlassFish Server 3.1 does not support HADB or the hadbm management command.
Instead of HADB, GlassFish Server 3.1 supports high availability clustering by means of in-memory session state replication and ActiveCache for GlassFish. See Chapter 1, High Availability in GlassFish Server, in Oracle GlassFish Server 3.1-3.1.1 High Availability Administration Guide for more information.