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  1. Hadoop Common
  2. HADOOP-10859

Native implementation of java Checksum interface

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    • Improvement
    • Status: Resolved
    • Minor
    • Resolution: Won't Fix
    • None
    • None
    • None
    • None

    Description

      Some parts of our code such as IFileInputStream/IFileOutputStream use the java Checksum interface to calculate/verify checksums. Currently we don't have a native implementation of these. For CRC32C in particular, we can get a very big speedup with a native implementation.

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          is related to

          Improvement - An improvement or enhancement to an existing feature or task. MAPREDUCE-5962 Support CRC32C in IFile

          • Major - Major loss of function.
          • Resolved

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              tlipcon Todd Lipcon
              tlipcon Todd Lipcon
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              Dates

                Created:
                Updated:
                Resolved: