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Posted to common-issues@hadoop.apache.org by "Joe Crobak (Commented) (JIRA)" <ji...@apache.org> on 2012/01/30 23:43:10 UTC
[jira] [Commented] (HADOOP-8005) Multiple SLF4J binding message in
.out file for all daemons
[ https://issues.apache.org/jira/browse/HADOOP-8005?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13196501#comment-13196501 ]
Joe Crobak commented on HADOOP-8005:
------------------------------------
Should we change the slf4j-log4j12 dependency to "provided" in hadoop-common, then, rather than trying to sprinkle it throughout the other projects? Or is that too dangerous/invasive?
Sorry for taking so long to get a patch -- I'll try to get to it tonight, but I won't be offended if someone else has the time and does it.
> Multiple SLF4J binding message in .out file for all daemons
> -----------------------------------------------------------
>
> Key: HADOOP-8005
> URL: https://issues.apache.org/jira/browse/HADOOP-8005
> Project: Hadoop Common
> Issue Type: Bug
> Components: scripts
> Affects Versions: 0.23.0
> Reporter: Joe Crobak
>
> When I start the NameNode or DataNode using sbin/hadoop-daemon.sh, I get a variant of the following error on stdout:
> {noformat}
> 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.
> {noformat}
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