Using Log4Net

AssemblyInfo.cs

[assembly: log4net.Config.XmlConfigurator(ConfigFile = "Log4NetConfiguration.exe.xml", Watch = true)]

Log4NetConfiguration.exe.xml

<?xml version="1.0" encoding="utf-8" ?>
<configuration>
  <log4net>
    <appender name="FileAppender" type="log4net.Appender.RollingFileAppender">
      <file value="trace.log" />
      <appendToFile value="true" />
      <rollingStyle value="Date" />
      <datePattern value=".yyyyMMdd.HH'.log'"/>
      <maxSizeRollBackups value="10" />
      <maximumFileSize value="2KB" />
      <staticLogFileName value="true" />
      <layout type="log4net.Layout.PatternLayout">
        <conversionPattern value="%d{[yyyy-MM-dd] HH:mm:ss.fff} | %-5p | %message%newline" />
      </layout>
    </appender>
    <appender name="IncomingDataAppender" type="log4net.Appender.RollingFileAppender">
      <file value="incomingdata.log" />
      <appendToFile value="true" />
      <rollingStyle value="Date" />
      <datePattern value=".yyyyMMdd.HH'.log'"/>
      <maxSizeRollBackups value="48" />
      <maximumFileSize value="2kb" />
      <staticLogFileName value="true" />
      <countDirection value="-1" />
      <layout type="log4net.Layout.PatternLayout">
        <conversionPattern value="%message%newline" />
      </layout>
    </appender>
    <appender name="OutputAppender" type="log4net.Appender.RollingFileAppender">
      <file type="log4net.Util.PatternString" value="smdrlogs\SMDR_output" />
      <appendToFile value="true" />
      <rollingStyle value="date" />
      <datePattern value=".yyyyMMdd.HHmm'.txt'"/>
      <maxSizeRollBackups value="-1" />
      <maximumFileSize value="5mb" />
      <staticLogFileName value="true" />
      <countDirection value="-1" />
      <layout type="log4net.Layout.PatternLayout">
        <conversionPattern value="%message%newline" />
      </layout>
    </appender>
    <logger name="Logger">
      <level value="All" />
      <appender-ref ref="FileAppender" />
    </logger>
    <logger name="IncomingData">
      <level value="All" />
      <appender-ref ref="IncomingDataAppender" />
    </logger>
    <logger name="Output">
      <level value="All" />
      <appender-ref ref="OutputAppender" />
    </logger>
  </log4net>
</configuration>

Logging.cs

public static class Logging
{
    private static readonly ILog Log;
    private static readonly ILog SocketLog; 

    static Logging()
    {
        Log = LogManager.GetLogger(System.Reflection.MethodBase.GetCurrentMethod().DeclaringType);
        Log = LogManager.GetLogger("Logger");

        SocketLog = LogManager.GetLogger(System.Reflection.MethodBase.GetCurrentMethod().DeclaringType);
        SocketLog = LogManager.GetLogger("IncomingData");
    }

    public static void LogInfo(string logInfo)
    {
        Log.Info(logInfo);
        Debug.WriteLine("[INFO] " + logInfo);
    }

    public static void LogError(string logInfo, Exception exp)
    {
        Log.Error(logInfo, exp);
        Debug.WriteLine("[ERROR] " + logInfo);
    }

    public static void LogSocket(string value)
    {
        SocketLog.Info(value);
    }
}