[ https://issues.apache.org/jira/browse/HDFS-6004?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Tsz Wo (Nicholas), SZE updated HDFS-6004: ----------------------------------------- Attachment: h6004_20140224.patch h6004_20140224.patch: 1st patch. > Change DFSAdmin for rolling upgrade commands > -------------------------------------------- > > Key: HDFS-6004 > URL: https://issues.apache.org/jira/browse/HDFS-6004 > Project: Hadoop HDFS > Issue Type: Sub-task > Components: hdfs-client > Reporter: Tsz Wo (Nicholas), SZE > Assignee: Tsz Wo (Nicholas), SZE > Attachments: h6004_20140224.patch > > > When rolling upgrade is initiated, a image is created for rollback. We > propose the following changes for the DFSAdmin for rolling upgrade commands: > - change "dfsadmin -rollingUpgrade start" to "dfsadmin -rollingUpgrade > prepare"; > - add information for the rollback image to "dfsadmin -rollingUpgrade query". -- This message was sent by Atlassian JIRA (v6.1.5#6160)