backend/src/main/resources/log4j2.xml

<?xml version="1.0" encoding="UTF-8"?>
<!--
  ~ Licensed to the Apache Software Foundation (ASF) under one
  ~ or more contributor license agreements.  See the NOTICE file
  ~ distributed with this work for additional information
  ~ regarding copyright ownership.  The ASF licenses this file
  ~ to you under the Apache License, Version 2.0 (the
  ~ "License"); you may not use this file except in compliance
  ~ with the License.  You may obtain a copy of the License at
  ~
  ~   http://www.apache.org/licenses/LICENSE-2.0
  ~
  ~ Unless required by applicable law or agreed to in writing,
  ~ software distributed under the License is distributed on an
  ~ "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
  ~ KIND, either express or implied.  See the License for the
  ~ specific language governing permissions and limitations
  ~ under the License.
  -->

<configuration status="ERROR">

    <Properties>
        <property name="app">IoTDB-Workbench</property>
        <property name="log.root.level">INFO</property>
        <property name="log.home">/data/applogs/app-test</property>
        <property name="log.default.pattern">%-d{yyyy-MM-dd HH:mm:ss.SSS} [%p] [${app}] %l %m%n</property>
        <property name="log.stats.pattern">%m%n</property>
    </Properties>

    <appenders>
        <Console name="STDOUT" target="SYSTEM_OUT">
            <PatternLayout>
                <Pattern>${log.default.pattern}</Pattern>
            </PatternLayout>
        </Console>

        <RollingFile name="ROLLING_DEBUG" fileName="${log.home}/${app}_debug.log"
                     filePattern="${log.home}/debug.log.%i">
            <PatternLayout>
                <Pattern>${log.default.pattern}</Pattern>
            </PatternLayout>
            <Policies>
                <SizeBasedTriggeringPolicy size="100 MB" />
            </Policies>
            <DefaultRolloverStrategy max="10"/>
            <!--<DirectWriteRolloverStrategy maxFiles="10"/>-->
            <Filters>
                <ThresholdFilter level="DEBUG" onMatch="ACCEPT"/>
            </Filters>
        </RollingFile>

        <RollingFile name="ROLLING_INFO" fileName="${log.home}/${app}_info.log"
                     filePattern="${log.home}/info.log.%i">
            <PatternLayout>
                <Pattern>${log.default.pattern}</Pattern>
            </PatternLayout>
            <Policies>
                <SizeBasedTriggeringPolicy size="100 MB" />
            </Policies>
            <DefaultRolloverStrategy max="10"/>
            <Filters>
                <ThresholdFilter level="WARN" onMatch="DENY" onMismatch="NEUTRAL"/>
                <ThresholdFilter level="INFO" onMatch="ACCEPT"/>
            </Filters>
        </RollingFile>

        <RollingFile name="ROLLING_WARN" fileName="${log.home}/${app}_warn.log"
                     filePattern="${log.home}/warn.log.%i">
            <PatternLayout>
                <Pattern>${log.default.pattern}</Pattern>
            </PatternLayout>
            <Policies>
                <SizeBasedTriggeringPolicy size="100 MB" />
            </Policies>
            <DefaultRolloverStrategy max="10"/>
            <Filters>
                <ThresholdFilter level="ERROR" onMatch="DENY" onMismatch="NEUTRAL"/>
                <ThresholdFilter level="WARN" onMatch="ACCEPT"/>
            </Filters>
        </RollingFile>

        <RollingFile name="ROLLING_ERROR" fileName="${log.home}/${app}_error.log"
                     filePattern="${log.home}/error.log.%i">
            <PatternLayout>
                <Pattern>${log.default.pattern}</Pattern>
            </PatternLayout>
            <Policies>
                <SizeBasedTriggeringPolicy size="100 MB" />
            </Policies>
            <DefaultRolloverStrategy max="10"/>
            <!--<DirectWriteRolloverStrategy maxFiles="10"/>-->
            <Filters>
                <ThresholdFilter level="ERROR" onMatch="ACCEPT"/>
            </Filters>
        </RollingFile>



    </appenders>

    <loggers>
        <!--level: ALL < TRACE < DEBUG < INFO < WARN < ERROR < FATAL < OFF -->
        <Root level="${log.root.level}">
            <AppenderRef ref="STDOUT"/>
            <AppenderRef ref="ROLLING_INFO"/>
            <AppenderRef ref="ROLLING_WARN"/>
            <AppenderRef ref="ROLLING_ERROR"/>
            <!--<AppenderRef ref="ROLLING_DEBUG"/>-->
        </Root>


        <!--<logger name="com.alibaba" level="ERROR"/>-->
        <!--<logger name="org" level="ERROR"/>-->

    </loggers>

</configuration>