[ https://issues.apache.org/jira/browse/HDFS-7686?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Colin Patrick McCabe updated HDFS-7686: --------------------------------------- Resolution: Fixed Fix Version/s: 3.0.0 Status: Resolved (was: Patch Available) > 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: 3.0.0 > Reporter: Rushabh S Shah > Assignee: Colin Patrick McCabe > Priority: Blocker > Fix For: 3.0.0 > > 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)