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Apache Zookeeper

A centralized service for distributed systems that manages configuration, synchronization, and naming through a hierarchical data model

It takes care to curate a safe software space. Help us do more.

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Configuration Management
Provides one location to store configuration data and update information across nodes
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Service Registry
Keeps a record of service data for discovery and access in a distributed system
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Synchronized Updates
Coordinates state changes so that all clients process operations in the same sequential order
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Barrier Synchronization
Causes processes to wait until all participants reach a synchronization point, coordinating parallel task execution
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Naming Service
Maps names to resources for node identification and communication within the network
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Leader Election
Selects a node to guide further operations, enabling orderly management of distributed tasks
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Quorum Management
Supports agreement among nodes to decide on the system’s state and maintain coordinated operations
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Failure Recovery
Identifies node failures and initiates reconfigurations to maintain operational state
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Failover Support
Monitors for node failures and redirects operations to nodes that remain connected to preserve service continuity
...23 more features/limitations. Contact us to get a complete list of features and system requirements.

Platform

Desktop
Language
Java

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System Requirements

#MinimumRecommended
1
  • GNU/Linux
  • Solaris
  • FreeBSD
  • Windows
  • Mac OS X
GNU/Linux
2
Dual core processors
3
2 GB RAM
4
80 GB IDE hard drives
5
Java, release 1.8 or greater - JDK 8 LTS, JDK 11 LTS, JDK 12 (Java 9 and 10 are not supported).
6
Recommended hardware requirements aren’t requirements per se but what’s known to work. See source for more information.

Ratings

4.65
5

ACTE
5.0
5
based on 19675 reviews
G2CROWD
4.3
5
based on 99 reviews

Developer

Written in

Java, C++, C

Initial Release

2008-10-27

Repository

License

Categories

Alternatives

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Notes

A notable thied-party guide on getting started with Apache Zookeeper on Ubuntu - here