[CASSANDRA-8969] Add indication in cassandra.yaml that rpc timeouts going too high will cause memory build up

• Type: Improvement
• Status: Resolved
• Priority: Low
• Resolution: Fixed
• Fix Version/s: 3.11.12, 4.0.2, 4.1-alpha1, 4.1
• Component/s: Local/Config
• Labels: lhf
• Change Category: Operability
• Complexity: Low Hanging Fruit

Source Control Link

https://github.com/apache/cassandra/commit/7c067b6d7de84b988dc1cd465313d413674283fe

Test and Documentation Plan

Just added a comment to the config

• Assignee: Berenguer Blasi
• Reporter: Jeremy Hanna

Authors

Berenguer Blasi

Reviewers

Andres de la Peña

• Created: 13/Mar/15 18:31
• Updated: 27/May/22 19:25
• Resolved: 30/Sep/21 05:51

Description

It would be helpful to communicate that setting the rpc timeouts too high may cause memory problems on the server as it can become overloaded and has to retain the in flight requests in memory. I'll get this done but just adding the ticket as a placeholder for memory.

Issue Links

• links to: CASSANDRA-8968 PR 4.0
• links to: CASSANDRA-8968 PR trunk
• links to: CASSANDRA-8969 PR 3.11