zookeeper

What is it

ZooKeeper is a centralized service for maintaining configuration information, naming, providing distributed synchronization, and providing group services. All of these kinds of services are used in some form or another by distributed applications. (from http://zookeeper.apache.org/)

It is written in Java and from the Apache foundation.

Functionality

• enforce an order of procedures
• can be used clustered, if one node fails another takes action
• can be used for discover services (like new docear webservice instances)
• cab be used to shard resources or data (which docear instance posesses which mind map)

Links

• Home page
• Wiki
• Documentation for 3.4.5
  • Api Doc