Introduction to Apache ZooKeeper

• Overview of Apache ZooKeeper and its role in distributed systems
• Understanding the need for coordination and synchronization in distributed applications
• Features and benefits of Apache ZooKeeper

ZooKeeper Architecture

• Understanding the ZooKeeper architecture and its components
• Ensemble and quorum concepts
• Leader election and data replication in ZooKeeper

ZooKeeper Data Model

• Understanding the hierarchical data model in ZooKeeper
• Working with znodes (zookeeper nodes) and their properties
• Managing znode operations (create, read, update, delete)

ZooKeeper Watches

• Using watches for event notification
• Registering and handling watches in ZooKeeper
• Types of watches (data watches, child watches, etc.)

ZooKeeper Operations

• Managing distributed coordination and synchronization using ZooKeeper
• Implementing distributed locks, barriers, and queues with ZooKeeper
• Coordinating distributed processes using ZooKeeper recipes

ZooKeeper API

• Exploring the ZooKeeper client API
• Connecting to a ZooKeeper ensemble
• Performing basic CRUD operations on znodes

ZooKeeper Administration

• ZooKeeper configuration and deployment
• Managing ZooKeeper ensemble and quorum
• Monitoring and troubleshooting ZooKeeper clusters

ZooKeeper Guarantees and Consistency

• Understanding the guarantees provided by ZooKeeper (atomicity, consistency, etc.)
• Achieving strong consistency in distributed systems using ZooKeeper
• Handling failures and maintaining data integrity in ZooKeeper

ZooKeeper and Apache Kafka

• Integration of Apache ZooKeeper with Apache Kafka
• Managing Kafka brokers and topics using ZooKeeper
• Understanding the role of ZooKeeper in Kafka's distributed architecture

ZooKeeper Security

• Configuring authentication and access control in ZooKeeper
• ZooKeeper security model and best practices
• Securing ZooKeeper ensemble and client connections

ZooKeeper Performance and Scalability

• Performance considerations in ZooKeeper
• Optimizing ZooKeeper performance for high throughput and low latency
• Scaling ZooKeeper for large-scale distributed systems

ZooKeeper Use Cases and Examples

• Real-world use cases of ZooKeeper in distributed systems
• Case studies and examples of using ZooKeeper for coordination and synchronization
• Best practices and design patterns for leveraging ZooKeeper effectively