log4j2的高并发死锁问题配置优化方式

<log4j2.version>2.7</log4j2.version>

<!-- log4j2 高并发造成死锁 -->
  <dependency>
   <groupId>org.apache.logging.log4j</groupId>
   <artifactId>log4j-api</artifactId>
   <version>${log4j2.version}</version>
  </dependency>
  <dependency>
   <groupId>org.apache.logging.log4j</groupId>
   <artifactId>log4j-core</artifactId>
   <version>${log4j2.version}</version>
  </dependency>
  <dependency>
   <groupId>org.apache.logging.log4j</groupId>
   <artifactId>log4j-web</artifactId>
   <version>${log4j2.version}</version>
  </dependency>
  <dependency>
   <groupId>org.apache.logging.log4j</groupId>
   <artifactId>log4j-slf4j-impl</artifactId>
   <version>${log4j2.version}</version>
  </dependency>
  <!-- https://mvnrepository.com/artifact/com.lmax/disruptor -->
  <dependency>
   <groupId>com.lmax</groupId>
   <artifactId>disruptor</artifactId>
   <version>3.3.6</version>
  </dependency>

<?xml version="1.0" encoding="UTF-8"?>
<!--日志级别以及优先级排序: OFF > FATAL > ERROR > WARN > INFO > DEBUG > TRACE > ALL -->
<!--Configuration后面的status，这个用于设置log4j2自身内部的信息输出，可以不设置，当设置成trace时，你会看到log4j2内部各种详细输出-->
<!--monitorInterval：Log4j能够自动检测修改配置 文件和重新配置本身，设置间隔秒数-->
 <configuration status="WARN" monitorInterval="30">
     <!--先定义所有的appender-->
     <appenders>
     <!--这个输出控制台的配置-->
       <!--   <console name="Console" target="SYSTEM_OUT">
         输出日志的格式
             <PatternLayout charset="GBK" pattern="[%d{yyyy-MM-dd HH:mm:ss:SSS}] [%p] - %l - %m%n"/>
         </console> -->
     <!--文件会打印出所有信息，这个log每次运行程序会自动清空，由append属性决定，这个也挺有用的，适合临时测试用-->
    <!--  <File name="log" fileName="log/test.log" append="false">
        <PatternLayout pattern="%d{yyyy-MM-dd HH:mm:ss.SSS} %-5level %class{36} %L %M - %msg%xEx%n"/>
     </File> -->
     <!-- 这个会打印出所有的info及以下级别的信息，每次大小超过size，则这size大小的日志会自动存入按年份-月份建立的文件夹下面并进行压缩，作为存档-->
          <!-- ${sys:user.home} 当前用户目录，但创建文件夹没权限失败的情况 -->
          <RollingRandomAccessFile  name="RollingRandomAccessFile-RcsDataSys-Debug" fileName="/logs/RcsDataSys/RcsDataSys-debug.log"
                      filePattern="/logs/RcsDataSys/$${date:yyyy-MM}/RcsDataSys-debug-%d{yyyy-MM-dd}-%i.log" immediateFlush="true" Append="true">
             <!--控制台只输出level及以上级别的信息（onMatch），其他的直接拒绝（onMismatch）-->     
                
              <Filters>
               <!-- 禁止error日志进入 纯的info日志-->
              <ThresholdFilter level="info" onMatch="DENY" onMismatch="NEUTRAL"/>
              <ThresholdFilter level="debug" onMatch="ACCEPT" onMismatch="DENY"/>
             </Filters>
             <PatternLayout pattern="[%d{yyyy-MM-dd HH:mm:ss:SSS}] [%p] - %l - %m%n"/>
             <Policies>
                 <TimeBasedTriggeringPolicy/>
                 <SizeBasedTriggeringPolicy size="50 MB"/>
             </Policies>
             <DefaultRolloverStrategy max="15">  
                <Delete basePath="/logs/RcsDataSys" maxDepth="2">  
                  <IfFileName glob="*/RcsDataSys-debug*.log" />  
                  <IfLastModified age="3d" />  
                </Delete>  
            </DefaultRolloverStrategy> 
         </RollingRandomAccessFile >
         <RollingRandomAccessFile  name="RollingRandomAccessFile-RcsDataSys-Info" fileName="/logs/RcsDataSys/RcsDataSys-info.log"
                      filePattern="/logs/RcsDataSys/$${date:yyyy-MM}/RcsDataSys-info-%d{yyyy-MM-dd}-%i.log" immediateFlush="true" >
             <!--控制台只输出level及以上级别的信息（onMatch），其他的直接拒绝（onMismatch）-->        
              <Filters>
               <!-- 禁止error日志进入 纯的info日志-->
              <ThresholdFilter level="error" onMatch="DENY" onMismatch="NEUTRAL"/>
              <ThresholdFilter level="info" onMatch="ACCEPT" onMismatch="DENY"/>
             </Filters>
             <PatternLayout pattern="[%d{yyyy-MM-dd HH:mm:ss:SSS}] [%p] - %l - %m%n"/>
             <Policies>
                 <TimeBasedTriggeringPolicy/>
                 <SizeBasedTriggeringPolicy size="100 MB"/>
             </Policies>
             <DefaultRolloverStrategy max="3">  
                <Delete basePath="/logs/RcsDataSys" maxDepth="2">  
                  <IfFileName glob="*/RcsDataSys-info*.log" />  
                  <IfLastModified age="7d" />  
                </Delete>  
            </DefaultRolloverStrategy> 
         </RollingRandomAccessFile >
         <RollingRandomAccessFile  name="RollingRandomAccessFile-RcsDataSys-Warn" fileName="/logs/RcsDataSys/RcsDataSys-warn.log"
                      filePattern="/logs/RcsDataSys/$${date:yyyy-MM}/RcsDataSys-warn-%d{yyyy-MM-dd}-%i.log" immediateFlush="true">
             <ThresholdFilter level="warn" onMatch="ACCEPT" onMismatch="DENY"/>
             <PatternLayout pattern="[%d{yyyy-MM-dd HH:mm:ss:SSS}] [%p] - %l - %m%n"/>
             <Policies>
                 <TimeBasedTriggeringPolicy/>
                 <SizeBasedTriggeringPolicy size="100 MB"/>
             </Policies>
         <!-- DefaultRolloverStrategy属性如不设置，则默认为最多同一文件夹下7个文件，这里设置了20 -->
             <DefaultRolloverStrategy max="2"/>
         </RollingRandomAccessFile >
         <RollingRandomAccessFile  name="RollingRandomAccessFile-RcsDataSys-Error" fileName="/logs/RcsDataSys/RcsDataSys-error.log"
                      filePattern="/logs/RcsDataSys/$${date:yyyy-MM}/RcsDataSys-error-%d{yyyy-MM-dd}-%i.log" immediateFlush="true">
             <ThresholdFilter level="error" onMatch="ACCEPT" onMismatch="DENY"/>
             <PatternLayout pattern="[%d{yyyy-MM-dd HH:mm:ss:SSS}] [%p] - %l - %m%n"/>
             <Policies>
                 <TimeBasedTriggeringPolicy/>
                 <SizeBasedTriggeringPolicy size="50 MB"/>
             </Policies>
              <DefaultRolloverStrategy max="3">  
                <Delete basePath="/logs/RcsDataSys" maxDepth="2">  
                  <IfFileName glob="*/RcsDataSys-error*.log" />  
                  <IfLastModified age="3d" />  
                </Delete>  
            </DefaultRolloverStrategy> 
         </RollingRandomAccessFile >
     </appenders>
     <!--然后定义logger，只有定义了logger并引入的appender，appender才会生效-->
     <loggers>
         <!--过滤掉spring和mybatis的一些无用的DEBUG信息-->
         <logger name="org.springframework" level="INFO"></logger>
         <logger name="org.mybatis" level="INFO"></logger>
         <logger name="org.apache.ibatis" level="INFO"></logger>
         <logger name="org.apache.ibatis.logging.jdbc.BaseJdbcLogger" additivity="false"></logger>
        <asyncRoot level="DEBUG" includeLocation="true">  
             <appender-ref ref="RollingRandomAccessFile-RcsDataSys-Debug"/>
          <appender-ref ref="RollingRandomAccessFile-RcsDataSys-Info"/>
          <appender-ref ref="RollingRandomAccessFile-RcsDataSys-Error"/>
     </asyncRoot>   
       <logger name="druid.sql.Statement" level="info" additivity="false">
        </logger>
        <logger name="druid.sql.ResultSet" level="info" additivity="false">
        </logger>
        <logger name="com.alibaba.druid" level="info" additivity="false">
        </logger>
        <logger name="org.quartz" level="info" additivity="false">
        </logger>
        
     </loggers>
</configuration>

//指定日志的配置器文件  
    static{  
        System.setProperty("log4j.configurationFile", "./log4j2.xml");  
    } 

<?xml version="1.0" encoding="UTF-8"?>
<configuration status="OFF">
    <appenders>
        <Console name="Console" target="SYSTEM_OUT">
            <PatternLayout pattern="%d{yyyy-MM-dd HH:mm:ss.SSS} [%t] %-5level %logger{36} - %msg%n"/>
        </Console>
        <!--这个会打印出所有的信息，每次大小超过size，则这size大小的日志会自动存入按年份-月份建立的文件夹下面并进行压缩，作为存档-->
        <RollingFile name="RollingFile" fileName="logs/app.log"
                     filePattern="log/$${date:yyyy-MM}/app-%d{MM-dd-yyyy}-%i.log.gz">
            <PatternLayout pattern="%d{yyyy-MM-dd HH:mm:ss.SSS} %-5level %class{36} %L %M - %msg%xEx%n"/>
            <SizeBasedTriggeringPolicy size="50MB"/>
        </RollingFile>
    </appenders>
    <loggers>
        <logger name="com.klaus.tcp.synchronous.TcpSocketN" level="debug" additivity="false">
            <appender-ref ref="Console"/>
            <appender-ref ref="RollingFile"/>
        </logger>
        <root level="error">
            <appender-ref ref="Console"/>
            <appender-ref ref="RollingFile"/>
        </root>
    </loggers>
</configuration>

log = LogManager.getLogger(TcpSocketN.class.getName());
log.error(e.getMessage());