[CASSANDRA-15620] Add "unleveled sstables" table metric

• Type: Improvement
• Status: Resolved
• Priority: Normal
• Resolution: Fixed
• Fix Version/s: 4.0-alpha4, 4.0
• Component/s: Observability/Metrics
• Change Category: Operability
• Complexity: Low Hanging Fruit
• Platform: All

Source Control Link

https://github.com/apache/cassandra/commit/1916e5d1ca6ed526a65c4fef7ff933de70006496

Test and Documentation Plan

na

• Assignee: Stefan Podkowinski
• Reporter: Stefan Podkowinski

Authors

Stefan Podkowinski

Reviewers

Chris Lohfink, Chris Lohfink

• Created: 04/Mar/20 08:42
• Updated: 15/May/20 08:54
• Resolved: 11/Mar/20 08:49

Description

The number of unleveled sstables is an important indicator that deserves to be a dedicated table metric on its own. This will also add a global gauge that is convenient to query.