[SPARK-13308] ManagedBuffers passed to OneToOneStreamManager need to be freed in non-error cases

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 2.0.0
• Component/s: Spark Core
• Target Version/s: 2.0.0
• Assignee: Josh Rosen
• Reporter: Josh Rosen
• Created: 13/Feb/16 02:27
• Updated: 16/Feb/16 20:38
• Resolved: 16/Feb/16 20:38

Description

Spark's OneToOneStreamManager does not free ManagedBuffers that are passed to it except in certain error cases. Instead, ManagedBuffers should be freed once messages created from them are consumed and destroyed by lower layers of the Netty networking code.

Issue Links

• links to: [Github] Pull Request #11193 (JoshRosen)