[CASSANDRA-10775] SSTable compression ratio is not serialized properly

• Type: Bug
• Status: Resolved
• Priority: Normal
• Resolution: Fixed
• Fix Version/s: 2.2.4, 3.0.1, 3.1
• Component/s: Legacy/Local Write-Read Paths
• Severity: Normal
• Since Version: 2.2.0
• Assignee: Benjamin Lerer
• Reporter: Benjamin Lerer

Authors

Benjamin Lerer

Reviewers

Marcus Eriksson

• Created: 26/Nov/15 09:52
• Updated: 16/Apr/19 09:30
• Resolved: 27/Nov/15 12:21

Description

While reviewing CASSANDRA-10225, I found out that the compression ratio returned by the StatsMetadata for some compressed sstables was - 1 (NO_COMPRESSION_RATIO).
After investigation it seems that the wrong compression ratio was serialized to disk.

Issue Links

• is related to: CASSANDRA-10225 Make compression ratio much more accurate