硬件：i5 2400，500G 硬盘，8GB内存
软件：VS2010 SP1，C#
log4配置（部分）如下：
<log4net>
<root>
<level value="WARN" />
<appender-ref ref="RollingLogFileAppender" />
<appender-ref ref="ConsoleAppender" />
</root>
<logger name="">
<level value="DEBUG"/>
</logger>
<appender name="RollingLogFileAppender" type="log4net.Appender.RollingFileAppender" >
<param name="File" value="XDHY.NSMS.DPC.Log" />
<param name="AppendToFile" value="true" />
<param name="StaticLogFileName" value="true" />
<param name="MaximumFileSize" value="100MB" />
<param name="RollingStyle" value="Size" />
<param name="MaxSizeRollBackups" value="10" />
<layout type="log4net.Layout.PatternLayout">
<!--<param name="Header" value="[Header]"/>-->
<!--<param name="Footer" value="[Footer]"/>-->
<param name="ConversionPattern" value="%d [%t] %-5p %c [%x] - %m%n" />
</layout>
<filter type="log4net.Filter.LevelRangeFilter">
<param name="LevelMin" value="DEBUG" />
<param name="LevelMax" value="FATAL" />
</filter>
</appender>
<appender name="ConsoleAppender" type="log4net.Appender.ConsoleAppender" >
<layout type="log4net.Layout.PatternLayout">
<param name="ConversionPattern" value="%d [%t] %-5p %c [%x] - %m%n" />
<param name="MaximumFileSize" value="20MB" />
<param name="RollingStyle" value="Size" />
</layout>
</appender>
</log4net>
日志按 100MB滚动删除，最多保留10个备份。
