Ververica Knowledge Base

Tips & Tutorials

How to migrate the metadata persistence of the Ververica Platform from SQLite to Postgres database with minimal downtime?

Learn how to migrate Ververica Platform metadata from SQLite to Postgres ...

April 23, 2024

by Abdul Zehman Zafar

Tips & Tutorials

How to Configure Prometheus Metric Reporter for Flink Jobs Running in Ververica Platform?

Configure Prometheus as a metric reporter for Flink jobs running in Verve...

March 17, 2024

by Naci Simsek

Troubleshooting

Ververica Platform Fails to Start with PostgreSQL Persistence with Specified Database and Schema

Fix Ververica Platform startup issues with PostgreSQL by correctly config...

March 10, 2024

by Naci Simsek

Troubleshooting

Deployment fails with: Invalid Flink cluster version: (expected: X.Y)

Fix deployment failures on Ververica Platform by avoiding packaging Flink...

March 5, 2024

by Jun Qin

Troubleshooting

Deployments do not properly shutdown on Ververica Platform

Solving deployment shutdown issues on Ververica Platform by ensuring no F...

March 5, 2024

by Jun Qin

Troubleshooting

JobManager and TaskManagers fail with org.rocksdb.RocksDBException Not supported

Resolving Flink JobManager and TaskManager failures due to RocksDBExcepti...

March 5, 2024

by Jun Qin

Frequently Asked Questions (FAQs)

What happens if a task manager is lost?

Learn what happens when a task manager fails in Flink or Ververica Platfo...

March 5, 2024

by Jun Qin

Frequently Asked Questions (FAQs)

Can the Grafana config be put outside of values.yaml?

Learn how to streamline your Grafana configuration by extracting it from ...

March 5, 2024

by Jun Qin

Frequently Asked Questions (FAQs)

Should I call uid() after addSource() or addSink()?

Learn why setting a uid() after addSource() or addSink() in Flink ensures...

March 5, 2024

by Jun Qin