Chapter 2. Apache Karaf Cellar
Apache Karaf Cellar is a provisioning cluster solution for Apache Karaf.
It's an Apache Karaf subproject released under the Apache 2 license. To know more, please visit http://karaf.apache.org/index/subprojects/cellar.html.
Apache Karaf Cellar allows you to manage a farm of Apache Karaf instances spread over different machines and networks.
As a provisioning cluster solution, Apache Karaf Cellar synchronizes the states of the different instances. By synchronization, we mean that an action on a resource from a node will result in a notification to change for the other nodes.
The following topics will be covered in this chapter:
- Cluster topologies
- Apache Karaf Cellar architecture
- Apache Karaf Cellar installation
- Cluster resources