log4j2的按天分日志文件
<RollingFile name="error_appender" fileName="${LOG_HOME}/error.log" filePattern="${LOG_HOME}/error-%d{yyyy-MM-dd}.log">
<PatternLayout pattern="%-d{yyyy-MM-dd HH:mm:ss} [%thread] %m%n"/>
<Policies>
<TimeBasedTriggeringPolicy modulate="true" interval="1"/>
</Policies>
</RollingFile> <RollingFile name="
