[CASSANDRA-5862] Switch to adler checksum for sstables

• Type: Improvement
• Status: Resolved
• Priority: Normal
• Resolution: Fixed
• Fix Version/s: 2.0.1
• Assignee: T Jake Luciani
• Reporter: Jonathan Ellis

Authors

T Jake Luciani

Reviewers

Jonathan Ellis

• Tester: Alex Zarutin
• Created: 08/Aug/13 15:08
• Updated: 16/Apr/19 09:32
• Resolved: 08/Aug/13 21:25

Description

Adler is significantly faster than CRC32: http://java-performance.info/java-crc32-and-adler32/

(Adler is weaker for short inputs, so we should leave the commitlog alone, as it checksums each mutation individually.)

Issue Links

• is cloned by: CASSANDRA-6176 remove decompression code in CompressedSequentialWriter