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Posted to commits@cassandra.apache.org by "Jonathan Ellis (JIRA)" <ji...@apache.org> on 2013/08/08 17:08:48 UTC

[jira] [Created] (CASSANDRA-5862) Switch to adler checksum for sstables

Jonathan Ellis created CASSANDRA-5862:
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             Summary: Switch to adler checksum for sstables
                 Key: CASSANDRA-5862
                 URL: https://issues.apache.org/jira/browse/CASSANDRA-5862
             Project: Cassandra
          Issue Type: Improvement
          Components: Core
            Reporter: Jonathan Ellis
            Assignee: T Jake Luciani
             Fix For: 2.0.1


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.)

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