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Tsz Wo (Nicholas), SZE resolved HDFS-5848. ------------------------------------------ Resolution: Fixed Fix Version/s: HDFS-5535 (Rolling upgrades) Hadoop Flags: Reviewed Thanks Vinay and Jing for reviewing the patch. I have committed this. > Add rolling upgrade infomation to heartbeat response > ---------------------------------------------------- > > Key: HDFS-5848 > URL: https://issues.apache.org/jira/browse/HDFS-5848 > Project: Hadoop HDFS > Issue Type: Sub-task > Components: namenode > Reporter: Tsz Wo (Nicholas), SZE > Assignee: Tsz Wo (Nicholas), SZE > Fix For: HDFS-5535 (Rolling upgrades) > > Attachments: h5848_20130130.patch, h5848_20130130b.patch, > h5848_20140131.patch > > > When rolling upgrade is in progress, NN should inform datanodes via heartbeat > responses so that datanode should create hardlinks when deleting blocks. We > only change heartbeat response here. The datanode change will be done in a > separated JIRA. -- This message was sent by Atlassian JIRA (v6.1.5#6160)