[ https://issues.apache.org/jira/browse/HDFS-3393?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Suresh Srinivas updated HDFS-3393: ---------------------------------- Affects Version/s: (was: 3.0.0) (was: 2.0.0) Setting the affected version to 1.0, since this problem is fixed in releases later than 0.22. > Rollback on newer release must not be allowed if the layout version in the > snapshot is for older release. > --------------------------------------------------------------------------------------------------------- > > Key: HDFS-3393 > URL: https://issues.apache.org/jira/browse/HDFS-3393 > Project: Hadoop HDFS > Issue Type: Bug > Components: name-node > Affects Versions: 1.0.0 > Reporter: Suresh Srinivas > > After upgrading to a new release, the procedure to rollback to older release > is to start the namenode in older release with -rollback option. > As reported in HADOOP-8371, the rollback was allowed on the newer release. > During rollback, namenode must allow rollback only if the layout version of > the namenode matches that of the layout version in the snapshot that the > namenode is rolling back to. -- This message is automatically generated by JIRA. If you think it was sent incorrectly, please contact your JIRA administrators: https://issues.apache.org/jira/secure/ContactAdministrators!default.jspa For more information on JIRA, see: http://www.atlassian.com/software/jira