Apache Hadoop 0.17.3 Release Notes

These release notes cover new developer and user-facing incompatibilities, important issues, features, and major improvements.

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• HADOOP-4277 | Blocker | Checksum verification is disabled for LocalFS

Checksum verification was mistakenly disabled for LocalFileSystem.

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• HADOOP-4271 | Blocker | Bug in FSInputChecker makes it possible to read from an invalid buffer

Checksum input stream can sometimes return invalid data to the user.

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• HADOOP-4164 | Major | Chinese translation of core docs

Chinese translation for hadoop 0.17.x core docs.