geode-core/src/main/resources/org/apache/geode/internal/logging/log4j/log4j2-legacy.xml

<?xml version="1.0" encoding="UTF-8"?>
<Configuration status="WARN" shutdownHook="disable" packages="org.apache.geode.internal.logging.log4j">
  <Properties>
    <Property name="geode-pattern">[%level{FATAL=severe,ERROR=error,WARN=warning,INFO=info,DEBUG=fine,TRACE=finest} %date{yyyy/MM/dd HH:mm:ss.SSS z} &lt;%thread&gt; tid=%hexTid] %message%n%throwable%n</Property>
  </Properties>
  <Appenders>
    <Console name="STDOUT" target="SYSTEM_OUT">
      <PatternLayout pattern="${geode-pattern}"/>
    </Console>
  </Appenders>
  <Loggers>
    <Logger name="com.gemstone" level="WARN" additivity="true"/>
    <Logger name="org.apache.geode" level="WARN" additivity="true"/>
    <Logger name="org.jgroups" level="FATAL" additivity="true"/>
    <Root level="WARN">
      <AppenderRef ref="STDOUT"/>
    </Root>
  </Loggers>
</Configuration>