[CASSANDRA-18298] Remove WaitingOnFreeMemtableSpace metric

• Type: Task
• Status: Resolved
• Priority: Normal
• Resolution: Fixed
• Fix Version/s: 5.0-alpha1, 5.0
• Component/s: Observability/Metrics
• Labels: lhf
• Change Category: Code Clarity
• Complexity: Low Hanging Fruit
• Platform: All

Source Control Link

https://github.com/apache/cassandra/commit/8faa2a2c6968221453a144954c219e9a0d90f0e2

Test and Documentation Plan

run CI

• Assignee: Bartlomiej
• Reporter: Paulo Motta

Authors

Bartlomiej

Reviewers

Berenguer Blasi, Brandon Williams

• Created: 03/Mar/23 17:41
• Updated: 12/Sep/23 13:02
• Resolved: 24/Jul/23 10:55

Description

It doesn't seem like this metric is ever updated, or ever was.

While we're at it we should remove any other unused metric.

Issue Links

• links to: GitHub Pull Request #2500