[ https://issues.apache.org/jira/browse/HDFS-14112?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16703670#comment-16703670 ]
Tsz Wo Nicholas Sze commented on HDFS-14112: -------------------------------------------- h14112_20181129.patch: adds the new conf to hdfs-default.xml > Avoid recursive call to external authorizer for getContentSummary. > ------------------------------------------------------------------ > > Key: HDFS-14112 > URL: https://issues.apache.org/jira/browse/HDFS-14112 > Project: Hadoop HDFS > Issue Type: Improvement > Components: namenode > Reporter: Jitendra Nath Pandey > Assignee: Tsz Wo Nicholas Sze > Priority: Critical > Attachments: h14112_20181128.patch, h14112_20181129.patch > > > HDFS-12130 optimizes permission check, and invokes permission checker > recursively for each component of the tree, which works well for FSPermission > checker. > But for certain external authorizers it may be more efficient to make one > call with {{subaccess}}, because often they don't have to evaluate for each > and every component of the path. -- This message was sent by Atlassian JIRA (v7.6.3#76005) --------------------------------------------------------------------- To unsubscribe, e-mail: hdfs-issues-unsubscr...@hadoop.apache.org For additional commands, e-mail: hdfs-issues-h...@hadoop.apache.org