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Uma Maheswara Rao G commented on HDFS-3275: ------------------------------------------- Amith, small comment {quote} + * Sets the required configurations for performing failover + * without any dependency on MiniDFSCluster {quote} Why do we need to mention that 'no dependancy on MiniDFSCluster'? Since this is a Util method, we need not mention this right? very sorry for not figuring out to you in my previous review. Thanks for your work! > Format command overwrites contents of non-empty shared edits dir if name dirs > are empty without any prompting > ------------------------------------------------------------------------------------------------------------- > > Key: HDFS-3275 > URL: https://issues.apache.org/jira/browse/HDFS-3275 > Project: Hadoop HDFS > Issue Type: Bug > Components: ha, name-node > Affects Versions: 2.0.0 > Reporter: Vinithra Varadharajan > Assignee: amith > Fix For: 3.0.0 > > Attachments: HDFS-3275.patch, HDFS-3275_1.patch, HDFS-3275_1.patch, > HDFS-3275_2.patch, HDFS-3275_2.patch, HDFS-3275_3.patch > > > To reproduce: > # Configure a NameNode with namedirs and a shared edits dir, all of which are > empty. > # Run hdfs namenode -format. Namedirs and shared edits dir gets populated. > # Delete the contents of the namedirs. Leave the shared edits dir as is. > Check the timestamps of the shared edits dir contents. > # Run format again. The namedirs as well as the shared edits dir get > formatted. The shared edits dir's contents have been replaced without any > prompting. -- 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