Livy 3 Use Case

Use Case 1: Gradual Migration Strategy

Scenario: Organization wants to upgrade from Livy 3.3.3 to Livy 3.5.5

Solution:

• Install Livy 3.5.5 alongside existing Livy 3.3.3
• Test critical REST API clients on Livy 3.5.5 endpoint
• Migrate applications incrementally
• Decommission Livy 3.3.3 once all clients are migrated

Benefits: Controlled migration with minimal risk and no client disruption

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Use Case 2: Multi-Team Environment

Scenario: Different teams use different Livy/Spark versions

Solution:

• Team A: Uses Livy 3.5.5 REST API for new ML pipelines (Spark 3.5.5)
• Team B: Maintains Livy 3.3.3 for legacy ETL jobs (Spark 3.3.3)
• Team C: Tests Livy 3.5.1 for compatibility validation

Benefits: Independent team velocities without infrastructure conflicts

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Use Case 3: Client Application Compatibility

Scenario: Third-party applications certified for specific Livy versions

Solution:

• Run certified applications on their required Livy version
• Deploy newer applications on latest Livy version
• Maintain compliance and support agreements

Benefits: Flexibility without compromising vendor support

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Use Case 4: Development & Testing

Scenario: Test Livy upgrades with production workloads

Solution:

• Deploy Livy 3.5.5 in the production cluster
• Test applications with production data
• Compare API behavior and performance
• Make informed upgrade decisions

Benefits: Accurate testing without separate environments