[CASSANDRA-8525] Bloom Filter truePositive counter not updated on key cache hit

• Type: Bug
• Status: Resolved
• Priority: Normal
• Resolution: Fixed
• Fix Version/s: 2.0.12, 2.1.3
• Component/s: Legacy/Local Write-Read Paths
• Severity: Normal
• Assignee: Marcus Eriksson
• Reporter: Tom Hobbs

Authors

Marcus Eriksson

Reviewers

Tom Hobbs

• Created: 19/Dec/14 21:22
• Updated: 16/Apr/19 09:31
• Resolved: 24/Dec/14 13:10

Description

In SSTableReader.getPosition(), we're not incrementing the bloom filter truePositive count when we get a key cache hit. This can lead to misleading FP ratios in metrics.