[CASSANDRA-16900] org.apache.cassandra.db.rows.ArrayCell#unsharedHeapSizeExcludingData includes data twice

• Type: Bug
• Status: Resolved
• Priority: Normal
• Resolution: Fixed
• Fix Version/s: 4.0.2, 4.1-alpha1, 4.1
• Component/s: Legacy/Local Write-Read Paths
• Bug Category: Correctness - API / Semantic Implementation
• Severity: Normal
• Complexity: Low Hanging Fruit
• Discovered By: Unit Test
• Platform: All
• Since Version: 4.0.0

Source Control Link

https://github.com/apache/cassandra/commit/39a3054950c16f6ca9bdaf45a3a74e4267541df0

Test and Documentation Plan

added tests

• Assignee: David Capwell
• Reporter: David Capwell

Authors

David Capwell

Reviewers

Caleb Rackliffe

• Created: 30/Aug/21 17:14
• Updated: 27/May/22 19:25
• Resolved: 31/Aug/21 15:40

Description

org.apache.cassandra.db.rows.ArrayCell#unsharedHeapSizeExcludingData includes data and adds the length; so includes data twice

Issue Links

• causes: CASSANDRA-17402 Unshared heap size excluding data calculation is broken
• links to: Circle CI: trunk
• links to: GH: trunk