[CASSANDRA-14079] Prevent compaction strategies from looping indefinitely

• Type: Improvement
• Status: Resolved
• Priority: Low
• Resolution: Fixed
• Fix Version/s: 3.11.2, 4.0-alpha1, 4.0
• Assignee: Paulo Motta
• Reporter: Paulo Motta

Authors

Paulo Motta

Reviewers

Marcus Eriksson

• Created: 30/Nov/17 10:47
• Updated: 15/May/20 08:02
• Resolved: 30/Nov/17 18:10

Description

As a result of CASSANDRA-13948, LCS was looping indefinitely trying to generate the same candidates for SSTables which were not on the tracker.

We should add a protection on compaction strategies against looping indefinitely to avoid similar bugs in the future.