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Posted to hdfs-dev@hadoop.apache.org by "Jakob Homan (JIRA)" <ji...@apache.org> on 2010/04/06 03:14:27 UTC

[jira] Created: (HDFS-1081) Performance regression in DistributedFileSystem::getFileBlockLocations in secure systems

Performance regression in DistributedFileSystem::getFileBlockLocations in secure systems
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                 Key: HDFS-1081
                 URL: https://issues.apache.org/jira/browse/HDFS-1081
             Project: Hadoop HDFS
          Issue Type: Improvement
          Components: security
            Reporter: Jakob Homan
            Assignee: Jakob Homan


We've seen a significant decrease in the performance of DistributedFileSystem::getFileBlockLocations() with security turned on Y20. This JIRA is for correcting and tracking it both on Y20 and trunk.

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