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Hudson commented on HDFS-7686: ------------------------------ SUCCESS: Integrated in Hadoop-trunk-Commit #7109 (See [https://builds.apache.org/job/Hadoop-trunk-Commit/7109/]) update CHANGES.txt for HDFS-7430, HDFS-7721, HDFS-7686 (cmccabe: rev 19be82cd1614000bb26e5684f763c736ea46ff1a) * hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt > Re-add rapid rescan of possibly corrupt block feature to the block scanner > -------------------------------------------------------------------------- > > Key: HDFS-7686 > URL: https://issues.apache.org/jira/browse/HDFS-7686 > Project: Hadoop HDFS > Issue Type: Bug > Affects Versions: 2.7.0 > Reporter: Rushabh S Shah > Assignee: Colin Patrick McCabe > Priority: Blocker > Fix For: 2.7.0 > > Attachments: HDFS-7686.002.patch, HDFS-7686.003.patch, > HDFS-7686.004.patch > > > When doing a transferTo (aka sendfile operation) from the DataNode to a > client, we may hit an I/O error from the disk. If we believe this is the > case, we should be able to tell the block scanner to rescan that block soon. > The feature was originally implemented in HDFS-7548 but was removed by > HDFS-7430. We should re-add it. -- This message was sent by Atlassian JIRA (v6.3.4#6332)