[ https://issues.apache.org/jira/browse/HDFS-5920?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Jing Zhao updated HDFS-5920: ---------------------------- Attachment: HDFS-5920.001.patch Update the patch: # address Suresh's comments # add unit tests for JN's rollback # fix a bug in JN to update the committedTxnId after discarding journal segments. > Support rollback of rolling upgrade in NameNode and JournalNodes > ---------------------------------------------------------------- > > Key: HDFS-5920 > URL: https://issues.apache.org/jira/browse/HDFS-5920 > Project: Hadoop HDFS > Issue Type: Sub-task > Components: journal-node, namenode > Reporter: Jing Zhao > Assignee: Jing Zhao > Attachments: HDFS-5920.000.patch, HDFS-5920.000.patch, > HDFS-5920.001.patch > > > This jira provides rollback functionality for NameNode and JournalNode in > rolling upgrade. -- This message was sent by Atlassian JIRA (v6.1.5#6160)