[CASSANDRA-16161] Validation Compactions causing Java GC pressure

• Type: Improvement
• Status: Resolved
• Priority: Normal
• Resolution: Fixed
• Fix Version/s: 3.11.10
• Component/s: Local/Compaction, Local/Config, Tool/nodetool
• Change Category: Performance
• Complexity: Low Hanging Fruit
• Platform: All

Source Control Link

https://github.com/apache/cassandra/commit/fc9a5a7c63c5d264c30e940ef88236d2da0f5959

Test and Documentation Plan

Added long unit test.

• Assignee: Stefan Miklosovic
• Reporter: Cameron Zemek

Authors

Stefan Miklosovic

Reviewers

Chris Lohfink, Michael Semb Wever

• Created: 02/Oct/20 02:19
• Updated: 20/Nov/20 09:16
• Resolved: 20/Nov/20 09:16

Description

Validation Compactions are not rate limited which can cause Java GC pressure and result in spikes in latency.

PR https://github.com/apache/cassandra/pull/814

Issue Links

• relates to: CASSANDRA-3635 Throttle validation separately from other compaction