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liyunzhang_intel commented on HIVE-13517: ----------------------------------------- [~szehon]: currently i view the driver and executor logs by url like "http://xxx:18080/"(see the attached picture) and click the link to view the detailed logs. The content of log is like {noformat} Using Spark's default log4j profile: org/apache/spark/log4j-defaults.properties SLF4J: Class path contains multiple SLF4J bindings. SLF4J: Found binding in [jar:file:/home/hadoop26/nm-local-dir/filecache/11/spark-assembly-1.6.2-SNAPSHOT-hadoop2.6.0.jar!/org/slf4j/impl/StaticLoggerBinder.class] SLF4J: Found binding in [jar:file:/home/hadoop-2.6.0/share/hadoop/common/lib/slf4j-log4j12-1.7.5.jar!/org/slf4j/impl/StaticLoggerBinder.class] SLF4J: See http://www.slf4j.org/codes.html#multiple_bindings for an explanation. SLF4J: Actual binding is of type [org.slf4j.impl.Log4jLoggerFactory] 16/10/31 23:16:58 INFO CoarseGrainedExecutorBackend: Registered signal handlers for [TERM, HUP, INT] 16/10/31 23:16:59 WARN NativeCodeLoader: Unable to load native-hadoop library for your platform... using builtin-java classes where applicable 16/10/31 23:16:59 INFO SecurityManager: Changing view acls to: root 16/10/31 23:16:59 INFO SecurityManager: Changing modify acls to: root 16/10/31 23:16:59 INFO SecurityManager: SecurityManager: authentication disabled; ui acls disabled; users with view permissions: Set(root); users with modify permissions: Set(root) 16/10/31 23:16:59 INFO SecurityManager: Changing view acls to: root 16/10/31 23:16:59 INFO SecurityManager: Changing modify acls to: root {noformat} So what you want is 16/10/31 23:16:59 *Thread-Name* INFO SecurityManager: Changing modify acls to: root? is my understanding right? > Hive logs in Spark Executor and Driver should show thread-id. > ------------------------------------------------------------- > > Key: HIVE-13517 > URL: https://issues.apache.org/jira/browse/HIVE-13517 > Project: Hive > Issue Type: Bug > Components: Spark > Affects Versions: 1.2.1, 2.0.0 > Reporter: Szehon Ho > Assignee: liyunzhang_intel > > In Spark, there might be more than one task running in one executor. > Similarly, there may be more than one thread running in Driver. > This makes debugging through the logs a nightmare. It would be great if there > could be thread-ids in the logs. -- This message was sent by Atlassian JIRA (v6.3.4#6332)