File log4j.xml of Package graylog

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE log4j:configuration PUBLIC "-//APACHE//DTD LOG4J 1.2//EN" "log4j.dtd">
<log4j:configuration xmlns:log4j="http://jakarta.apache.org/log4j/">
	<appender name="fileAppender" class="org.apache.log4j.RollingFileAppender">
      <param name="append" value="true"/>
      <param name="file" value="/var/log/graylog/server.log"/>
      <layout class="org.apache.log4j.PatternLayout">
         <param name="ConversionPattern" value="%d{ABSOLUTE} %-5p [%c{1}] %m%n"/>
      </layout>
   </appender>
	
	<!-- Application Loggers -->
	<logger name="org.graylog">
		<level value="warn" />
	</logger>
    <!-- this emits a harmless warning for ActiveDirectory every time which we can't work around :( -->
    <logger name="org.apache.directory.api.ldap.model.message.BindRequestImpl">
        <level value="error" />
    </logger>
	<!-- Root Logger -->
	<root>
		<priority value="warn" />
		<appender-ref ref="fileAppender" />
	</root>
	
</log4j:configuration>