docs/_docs/code-snippets/xml/log4j-config.xml

<?xml version="1.0" encoding="UTF-8"?>


<!DOCTYPE log4j:configuration PUBLIC "-//APACHE//DTD LOG4J 1.2//EN"
    "http://logging.apache.org/log4j/1.2/apidocs/org/apache/log4j/xml/doc-files/log4j.dtd">

<log4j:configuration xmlns:log4j="http://jakarta.apache.org/log4j/" debug="false">

    <!--
        Logs all ERROR messages to console.
    -->
    <appender name="CONSOLE_ERR" class="org.apache.log4j.ConsoleAppender">
        <!-- Log to STDERR. -->
        <param name="Target" value="System.err"/>

        <!-- Log from ERROR and higher (change to WARN if needed). -->
        <param name="Threshold" value="ERROR"/>

        <!-- The default pattern: Date Priority [Category] Message\n -->
        <layout class="org.apache.log4j.PatternLayout">
            <param name="ConversionPattern" value="[%d{ISO8601}][%-5p][%t][%c{1}] %m%n"/>
        </layout>
    </appender>

    <!--
        Logs all output to specified file.
        By default, the logging goes to IGNITE_HOME/work/log folder
    -->
    <appender name="FILE" class="org.apache.ignite.logger.log4j.Log4jRollingFileAppender">
        <param name="Threshold" value="DEBUG"/>
        <param name="File" value="${IGNITE_HOME}/work/log/ignite.log"/>
        <param name="Append" value="true"/>
        <param name="MaxFileSize" value="10MB"/>
        <param name="MaxBackupIndex" value="10"/>
        <layout class="org.apache.log4j.PatternLayout">
            <param name="ConversionPattern" value="[%d{ISO8601}][%-5p][%t][%c{1}] %m%n"/>
        </layout>
    </appender>

    <!--
    <category name="org.apache.ignite">
        <level value="DEBUG"/>
    </category>
    -->

    <!--
        Uncomment to disable courtesy notices, such as SPI configuration
        consistency warnings.
    -->
    <!--
    <category name="org.apache.ignite.CourtesyConfigNotice">
        <level value="OFF"/>
    </category>
    -->

    <category name="org.springframework">
        <level value="WARN"/>
    </category>

    <category name="org.eclipse.jetty">
        <level value="WARN"/>
    </category>

    <!--
        Avoid warnings about failed bind attempt when multiple nodes running on the same host.
    -->
    <category name="org.eclipse.jetty.util.log">
        <level value="ERROR"/>
    </category>

    <category name="org.eclipse.jetty.util.component">
        <level value="ERROR"/>
    </category>

    <category name="com.amazonaws">
        <level value="WARN"/>
    </category>

    <!-- Default settings. -->
    <root>
        <!-- Print out all info by default. -->
        <level value="INFO"/>

        <!-- Uncomment to enable logging to console. -->
        <!--
        <appender-ref ref="CONSOLE"/>
        -->

        <appender-ref ref="CONSOLE_ERR"/>
        <appender-ref ref="FILE"/>
    </root>
</log4j:configuration>