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Hadoop QA commented on HDFS-3907: --------------------------------- {color:red}-1 overall{color}. Here are the results of testing the latest attachment http://issues.apache.org/jira/secure/attachment/12544410/hdfs-3907.txt against trunk revision 1556f86. {color:red}-1 patch{color}. The patch command could not apply the patch. Console output: https://builds.apache.org/job/PreCommit-HDFS-Build/8874//console This message is automatically generated. > Allow multiple users for local block readers > -------------------------------------------- > > Key: HDFS-3907 > URL: https://issues.apache.org/jira/browse/HDFS-3907 > Project: Hadoop HDFS > Issue Type: Improvement > Components: datanode > Affects Versions: 1.0.0, 2.0.0-alpha > Reporter: Eli Collins > Assignee: Eli Collins > Fix For: 2.7.0 > > Attachments: hdfs-3907.txt > > > The {{dfs.block.local-path-access.user}} config added in HDFS-2246 only > supports a single user, however as long as blocks are group readable by more > than one user the feature could be used by multiple users, to support this we > just need to allow both to be configured. In practice this allows us to also > support HBase where the client (RS) runs as the hbase system user and the DN > runs as hdfs system user. I think this should work secure as well since we're > not using impersonation in the HBase case. -- This message was sent by Atlassian JIRA (v6.3.4#6332)