Zookeeper

Apache ZooKeeper is a high-performance, open-source coordination service for distributed applications. It provides a reliable way to manage configuration, naming, synchronization, and group services across large clusters of machines, ensuring consistency and reliability in distributed environments.

Features of ZooKeeper:

• Centralized service for configuration management and naming in distributed systems.
• Reliable synchronization and coordination of distributed processes.
• High availability with replication and automatic leader election.
• Lightweight and fast with minimal overhead for large-scale deployments.
• Supports watches for real-time notifications of data changes.

Apache-ZooKeeper Usage:

$ sudo su
$ sudo apt update
$ cd /opt/zookeeper/bin
$ ./zkServer.sh version
 
  

Disclaimer: Apache ZooKeeper is an open-source project released under the Apache License 2.0. It is provided "as is," without any warranty, express or implied. Users are responsible for understanding licensing terms and best practices while using ZooKeeper in distributed systems.