[HADOOP-8005] Multiple SLF4J binding message in .out file for all daemons

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 0.23.0
• Fix Version/s: 0.23.3, 2.0.2-alpha
• Component/s: scripts
• Target Version/s: 0.23.2
• Assignee: Jason Darrell Lowe
• Reporter: Joe Crobak
• Created: 29/Nov/11 03:49
• Updated: 07/Sep/12 21:01
• Resolved: 13/Apr/12 16:27

Description

When I start the NameNode or DataNode using sbin/hadoop-daemon.sh, I get a variant of the following error on stdout:

SLF4J: Class path contains multiple SLF4J bindings.
SLF4J: Found binding in [jar:file:/Users/joecrow/Code/hadoop-0.23.0/share/hadoop/common/lib/slf4j-log4j12-1.5.11.jar!/org/slf4j/impl/StaticLoggerBinder.class]
SLF4J: Found binding in [jar:file:/Users/joecrow/Code/hadoop-0.23.0/share/hadoop/hdfs/lib/slf4j-log4j12-1.5.11.jar!/org/slf4j/impl/StaticLoggerBinder.class]
SLF4J: See http://www.slf4j.org/codes.html#multiple_bindings for an explanation.

Issue Links

• is duplicated by: HADOOP-8004 Multiple SLF4J binding message in .out file for all daemons
• is related to: HDFS-3136 Multiple SLF4J binding warning
• is related to: MAPREDUCE-4060 Multiple SLF4J binding warning