log4xx/log4j异步日志配置示例

<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE log4j:configuration SYSTEM "log4j.dtd">

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

  <appender name="ROLLING" class="org.apache.log4j.RollingFileAppender">
    <layout class="org.apache.log4j.PatternLayout">
      <param name="ConversionPattern" value="%d %5p %c %x - %m%n"/>
    </layout>
    <param name="File" value="/var/log/4j/log_gsX.log"/>
    <param name="MaxFileSize" value="50MB"/>
    <param name="MaxBackupIndex" value="9"/>
  </appender>

  <appender name="DAILY_LUA" class="org.apache.log4j.DailyRollingFileAppender">
    <layout class="org.apache.log4j.PatternLayout">
      <param name="ConversionPattern" value="%d %5p %c %x - %m%n"/>
    </layout>
    <param name="File" value="/var/log/4j/log_gsX_lua.log"/>
    <param name="DatePattern" value="'.'yyyy-MM-dd"/>       
  </appender>

  <appender name="CONSOLE" class="org.apache.log4j.ConsoleAppender">
    <layout class="org.apache.log4j.PatternLayout">
      <param name="ConversionPattern" value="%d %5p %c %x - %m%n"/>
    </layout>
    <param name="Threshold" value="info"/>
  </appender>

  <appender name="ASYNC" class="org.apache.log4j.AsyncAppender">
    <param name="BufferSize" value="100000"/>
    <param name="Blocking" value="false"/>
    <appender-ref ref="ROLLING"/>
    <appender-ref ref="CONSOLE"/>
  </appender>

  <appender name="ASYNC_LUA" class="org.apache.log4j.AsyncAppender">
    <param name="BufferSize" value="100000"/>
    <param name="Blocking" value="false"/>
    <appender-ref ref="DAILY_LUA"/>
  </appender>

  <root>
    <level value="info"/>
    <appender-ref ref="ASYNC" />
  </root>

  <logger name="Lua">
    <level value="info"/> 
    <appender-ref ref="ASYNC_LUA" />
  </logger>

  <logger name="main">
    <level value="info"/> 
  </logger>

  <logger name="THSever">
    <level value="debug"/> 
  </logger>
</log4j:configuration>

ASYNC异步输出到ROLLING和CONSOLE。

另外，Lua日志异步输出为每天一个的独立日志。

默认仅输出INFO日志，THServer日志类输出DEBUG日志。

CONSOLE屏蔽DEBUG日志。

每个服务器使用相类似的配置，仅输出文件名不同。可用如下Shell脚本生成各个配置文件：

for i in {2..32}do  sed 's/gsX/gs'${i}'/g' log4j_gsX.xml > log4j_gs${i}.xmldone