This part of the documentation website is obsolete. Please see the latest Release Notes.

What's New

This page lists the main new features in XAP 10.1 (Java and .Net editions). It’s not an exhaustive list of all new features. For a full change log for 10.1 please refer to the new features and fixed issues pages.


XAP provides a framework for collecting and reporting metrics from the distributed runtime environment into a metric repository of your choice, which can then be analysed and used to identity trends in the system behaviour.

Learn more

Sequence number

A sequence number (like a data-base sequence-number/autoincrement column) is a property that is given a unique incrementing value when the entry is written to the Space

Learn more


The REST service is a Processing Unit that once it is deployed it starts an embedded jetty server along with a REST service allowing interactions with the Space via the REST API.

Learn more

Deploy REST API via CLI

XAP provides an interactive command line tool as part of the product.

Learn more

Support for Java 8

The Space API supports the following new Java classes

  • java.time.LocalDate;
  • java.time.LocalDateTime;
  • java.time.LocalTime;
Learn more

New Space Iterator

The new Space iterator which is intended to replace the old GSIterator starting 10.1.

Learn more

Off Heap Blobstore

XAP is using MapDB, an embedded database engine which provides concurrent Maps, Sets and Queues backed by disk storage or off-heap memory.

Learn more

Quiesce Mode

Provides the ability to set an XAP processing unit into quiesce mode (maintenance mode).

Learn more

Web Management Console

New and improved Web Management Console

Learn more

Third Party library updates

Hibernate 4.1 support

This release supports the Hibernate framework 4.1

Spring 4.1 support

This release supports the Spring framework 4.1