[ https://issues.apache.org/jira/browse/HADOOP-15164?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16317246#comment-16317246 ]
Hanisha Koneru commented on HADOOP-15164: ----------------------------------------- Should have been in HDFS. Sorry for the duplication. Moved it to HDFS-12996. > DataNode Replica Trash > ---------------------- > > Key: HADOOP-15164 > URL: https://issues.apache.org/jira/browse/HADOOP-15164 > Project: Hadoop Common > Issue Type: New Feature > Reporter: Hanisha Koneru > Assignee: Hanisha Koneru > Attachments: DataNode_Replica_Trash_Design_Doc.pdf > > > DataNode Replica Trash will allow administrators to recover from a recent > delete request that resulted in catastrophic loss of user data. This is > achieved by placing all invalidated blocks in a replica trash on the datanode > before completely purging them from the system. The design doc is attached > here. -- This message was sent by Atlassian JIRA (v6.4.14#64029) --------------------------------------------------------------------- To unsubscribe, e-mail: common-issues-unsubscr...@hadoop.apache.org For additional commands, e-mail: common-issues-h...@hadoop.apache.org