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Start and Stop Jobs

Once a migration job reaches the Configured status, it can be started. Running jobs can be stopped at any time to terminate replication.


Click Start on a configured job to initiate the migration. The behavior depends on the selected replication tool:

Replication ToolStartup Behavior
MirrorMaker 2A connector is created on the designated Kafka Connect cluster. The connector begins consuming from the source and producing to the destination.
ReplicatorA connector is created on the designated Kafka Connect cluster. Replication begins based on the configured task count and topic selections.
Cluster LinkingThe cluster link is activated between source and destination. Mirror topics begin receiving data.
WarpStream OrbitAn Orbit agent is created and begins replicating data to the WarpStream virtual cluster.

When schema migration is enabled, the Schema Exporter starts alongside the replication tool to synchronize schemas between registries.

Metrics collection begins immediately, and the job status transitions from Configured to Running.

Starting a migration job

Job running with active replication


Click Stop on a running job to terminate replication. The suite performs the following steps:

  1. Validates the job ID and current state.
  2. Stops the active replication process (connector, cluster link, or Orbit agent).
  3. Releases associated resources on the Connect cluster or WarpStream environment.
  4. Provides a confirmation message with the final state of the job.

The job status transitions from Running to Stopped.

Stopping a migration job

Job stopped confirmation