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Hudson commented on YARN-7921: ------------------------------ SUCCESS: Integrated in Jenkins build Hadoop-trunk-Commit #13717 (See [https://builds.apache.org/job/Hadoop-trunk-Commit/13717/]) YARN-7921. Transform a PlacementConstraint to a string expression. (kkaranasos: rev e85188101c6c74b348a2fb6aa0f4e85c81b4a28c) * (edit) hadoop-yarn-project/hadoop-yarn/hadoop-yarn-api/src/main/java/org/apache/hadoop/yarn/api/resource/PlacementConstraint.java * (edit) hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common/src/test/java/org/apache/hadoop/yarn/api/resource/TestPlacementConstraintTransformations.java * (edit) hadoop-yarn-project/hadoop-yarn/hadoop-yarn-api/src/test/java/org/apache/hadoop/yarn/api/resource/TestPlacementConstraintParser.java > Transform a PlacementConstraint to a string expression > ------------------------------------------------------ > > Key: YARN-7921 > URL: https://issues.apache.org/jira/browse/YARN-7921 > Project: Hadoop YARN > Issue Type: Sub-task > Reporter: Weiwei Yang > Assignee: Weiwei Yang > Priority: Major > Fix For: 3.1.0 > > Attachments: Placement Constraint Expression Syntax > Specification.pdf, YARN-7921.001.patch, YARN-7921.002.patch > > > Purpose: > Let placement constraint viewable on UI or log, e.g print app placement > constraint in RM app page. Help user to use constraints and analysis > placement issues easier. > Propose: > Like what was added for DS, toString is a reversed process of > {{PlacementConstraintParser}} that transforms a PlacementConstraint to a > string, using same syntax. E.g > {code} > AbstractConstraint constraintExpr = targetIn(NODE, allocationTag("hbase-m")); > constraint.toString(); > // This prints: IN,NODE,hbase-m > {code} -- This message was sent by Atlassian JIRA (v7.6.3#76005) --------------------------------------------------------------------- To unsubscribe, e-mail: yarn-issues-unsubscr...@hadoop.apache.org For additional commands, e-mail: yarn-issues-h...@hadoop.apache.org