[CASSANDRA-8949] CompressedSequentialWriter.resetAndTruncate can lose data

• Type: Bug
• Status: Resolved
• Priority: Urgent
• Resolution: Fixed
• Fix Version/s: 2.0.15, 2.1.5
• Component/s: Legacy/Local Write-Read Paths
• Severity: Critical
• Assignee: Joshua McKenzie
• Reporter: Joshua McKenzie

Authors

Joshua McKenzie

Reviewers

T Jake Luciani

• Created: 11/Mar/15 16:50
• Updated: 16/Apr/19 09:31
• Resolved: 24/Mar/15 18:27

Description

If the FileMark passed into this method fully fills the buffer, a subsequent call to write will reBuffer and drop the data currently in the buffer. We need to mark the buffer contents as dirty in resetAndTruncate to prevent this - see CASSANDRA-8709 notes for details.

Issue Links

• is duplicated by: CASSANDRA-4687 Exception: DecoratedKey(xxx, yyy) != DecoratedKey(zzz, kkk)