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Knowledge Base

Tips & Tutorials

  • How to integrate Istio with Ververica Platform
  • How to Integrate Ververica Platform with Apache Pulsar
  • How to Add Scheduling Capabilities to Ververica Platform: Airflow Integration
  • How to Enforce Fine Grained Access Control for Apache Flink Deployments on AWS
  • How to submit a Flink SQL deployment using Ververica Platform's REST API
  • How to Add Scheduling Capabilities to Ververica Platform: Sidecar Container
See all 49 articles

Troubleshooting

  • Direct buffer OutOfMemoryError when using Kafka Connector in Flink
  • StateMigrationException: The new key serializer must be compatible
  • Ververica Platform Deployments stuck in Transitioning state when running in a different namespace
  • Multiple Jobs are Started from one Ververica Platform Deployment
  • JobManager and TaskManagers fail with org.rocksdb.RocksDBException "Not supported"
  • Deployments do not properly shutdown on Ververica Platform
See all 7 articles

Frequently Asked Questions (FAQs)

  • How Ververica Platform's and Apache Flink's Kubernetes HA Work and Where They Differ
  • Should I call uid() after addSource() or addSink()?
  • Can the Grafana config be put outside of values.yaml?
  • What happens if a task manager is lost?
  • Can I scale my Flink job dynamically at runtime?

Known Issues

  • Deployments with a very large deployment specification may get stuck
  • Failure to start Ververica Platform due to left-over lock

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