[FLINK-5467] Stateless chained tasks set legacy operator state

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 1.2.0, 1.3.0
• Component/s: Runtime / State Backends
• Assignee: Stefan Richter
• Reporter: Ufuk Celebi
• Created: 12/Jan/17 11:05
• Updated: 13/Jan/17 10:27
• Resolved: 13/Jan/17 10:27

Description

I discovered this while trying to rescale a job with a Kafka source with a chained stateless operator.

Looking into it, it turns out that this fails, because the checkpointed state contains legacy operator state for the chained operator although it is state less.

/cc aljoscha You mentioned that this might be a possible duplicate?

Issue Links

• links to: GitHub Pull Request #3102