[FLINK-21800] Guard MemorySegment against concurrent frees.

• Type: Sub-task
• Status: Closed
• Priority: Critical
• Resolution: Done
• Fix Version/s: 1.13.0
• Component/s: Runtime / Coordination
• Labels: pull-request-available
• Assignee: Xintong Song
• Reporter: Xintong Song
• Created: 15/Mar/21 11:21
• Updated: 24/Mar/21 13:02
• Resolved: 24/Mar/21 09:12

Description

This ticket tracks the effort that:

Guard memory segment against multiple frees, ensuring the underlying memory is only released once.
Introduce a configuration option to explicitly fail on multiple-frees, which helps detects the cases.

Issue Links

• is blocked by: FLINK-21236 Don't explicitly use HeapMemorySegment in raw format serde
• links to: GitHub Pull Request #15273