Log4cxxConfig.xml

<?xml version="1.0" encoding="UTF-8" ?>
 <log4j:configuration xmlns:log4j="http://jakarta.apache.org/log4j/">
  <!-- Output the log message to system console.
    -->
  <appender name="appxConsoleAppender" class="org.apache.log4j.ConsoleAppender">    
    <param name="Target" value="System.out"/>
        <layout class="org.apache.log4j.PatternLayout">
<!--            <param name="ConversionPattern" value="%-16c{1} %-5p (%F:%L) - %m%n"/> -->
            <param name="ConversionPattern" value="\t%d{HH:mm:ss,SSS} %-16c{1} %-5p (%F:%L) - %m%n"/> 
        </layout>
  </appender>

  <!-- Output the log message to log file

  <appender name="appxNormalAppender" class="org.apache.log4j.FileAppender">
    <param name="file" value="appxLogFile.log" />
    <param name="append" value="true" />
    <layout class="org.apache.log4j.PatternLayout">
      <param name="ConversionPattern" value="%d %-5p %c{1} (%F:%L) - %m%n" />
    </layout>
  </appender>
    -->
    
  <root>
        <priority value="all" />
           <!--<appender-ref ref="appxConsoleAppender"/>-->
  </root>

  <!-- Specify the level for some specific categories -->
  <!--   priority can be error, warn, info, debug, trace -->
  <category name="main" >
        <priority value ="info" />
        <appender-ref ref="appxConsoleAppender"/>
  </category>
  <category name="NDArrayToHDF5" >
        <priority value ="warn" />
        <appender-ref ref="appxConsoleAppender"/>
  </category>

  <category name="WriteConfig" >
        <priority value ="info" />
        <appender-ref ref="appxConsoleAppender"/>
  </category>

  <category name="LayoutXML" >
        <priority value ="info" />
        <appender-ref ref="appxConsoleAppender"/>
  </category>

  <category name="Server" >
        <priority value ="debug" />
        <appender-ref ref="appxConsoleAppender"/>
  </category>

 </log4j:configuration>