Course Outline

Fundamentals of NiFi and Data Flow

  • Data in motion vs data at rest: concepts and challenges
  • NiFi architecture: cores, flow controller, provenance, and bulletin
  • Key components: processors, connections, controllers, and provenance

Big Data Context and Integration

  • Role of NiFi in Big Data ecosystems (Hadoop, Kafka, cloud storage)
  • Overview of HDFS, MapReduce, and modern alternatives
  • Use cases: stream ingestion, log shipping, event pipelines

Installation, Configuration & Cluster Setup

  • Installing NiFi on single node and cluster mode
  • Cluster configuration: node roles, zookeeper, and load balancing
  • Orchestrating NiFi deployments: using Ansible, Docker, or Helm

Designing and Managing Dataflows

  • Routing, filtering, splitting, merging flows
  • Processor configuration (InvokeHTTP, QueryRecord, PutDatabaseRecord, etc.)
  • Handling schema, enrichment, and transformation operations
  • Error handling, retry relationships, and backpressure

Integration Scenarios

  • Connecting to databases, messaging systems, REST APIs
  • Streaming to analytics systems: Kafka, Elasticsearch, or cloud storage
  • Integrating with Splunk, Prometheus, or logging pipelines

Monitoring, Recovery & Provenance

  • Using NiFi UI, metrics, and provenance visualizer
  • Designing autonomous recovery and graceful failure handling
  • Backup, flow versioning, and change management

Performance Tuning & Optimization

  • Tuning JVM, heap, thread pools, and clustering parameters
  • Optimizing flow design to reduce bottlenecks
  • Resource isolation, flow prioritization, and throughput control

Best Practices & Governance

  • Flow documentation, naming standards, modular design
  • Security: TLS, authentication, access control, data encryption
  • Change control, versioning, role-based access, audit trails

Troubleshooting & Incident Response

  • Common issues: deadlocks, memory leaks, processor errors
  • Log analysis, error diagnostics and root cause investigation
  • Recovery strategies and flow rollback

Hands-on Lab: Realistic Data Pipeline Implementation

  • Building an end-to-end flow: ingestion, transformation, delivery
  • Implement error handling, backpressure, and scaling
  • Performance test and tune the pipeline

Summary and Next Steps

Requirements

  • Experience with Linux command line
  • Basic understanding of networking and data systems
  • Exposure to data streaming or ETL concepts

Audience

  • System administrators
  • Data engineers
  • Developers
  • DevOps professionals
 21 Hours

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