Hanisha Koneru created HDFS-12996: ------------------------------------- Summary: DataNode Replica Trash Key: HDFS-12996 URL: https://issues.apache.org/jira/browse/HDFS-12996 Project: Hadoop HDFS 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: hdfs-dev-unsubscr...@hadoop.apache.org For additional commands, e-mail: hdfs-dev-h...@hadoop.apache.org