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Suresh Srinivas commented on HDFS-1881: --------------------------------------- Patch looks good. Thanks for catching the bug. One minor comment: In tests use MiniDFSCluster#getFinalizedDir() instead of building it using various path fragments. There are example in other tests. > After taking snapshot (upgrade) on Federation, the current directory of data > node is emtpy. > -------------------------------------------------------------------------------------------- > > Key: HDFS-1881 > URL: https://issues.apache.org/jira/browse/HDFS-1881 > Project: Hadoop HDFS > Issue Type: Bug > Reporter: Tanping Wang > Assignee: Tanping Wang > Attachments: HDFS-1881.patch > > > After taking a snapshot in Federation (by starting up namenode with option > -upgrade), it appears that the current directory of data node does not > contain the block files. We have also verified that upgrading from 20 to > Federation does not have this problem. -- This message is automatically generated by JIRA. For more information on JIRA, see: http://www.atlassian.com/software/jira