<listeners>
<add name="Rolling Flat File Trace Listener" type="Microsoft.Practices.EnterpriseLibrary.Logging.TraceListeners.RollingFlatFileTraceListener, Microsoft.Practices.EnterpriseLibrary.Logging, Version=6.0.0.0, Culture=neutral, PublicKeyToken=null"
listenerDataType="Microsoft.Practices.EnterpriseLibrary.Logging.Configuration.RollingFlatFileTraceListenerData, Microsoft.Practices.EnterpriseLibrary.Logging, Version=6.0.0.0, Culture=neutral, PublicKeyToken=null"
fileName="RollingFlatFile.log"
footer="----------------------------------" formatter="Text Formatter"
header=""
traceOutputOptions="DateTime, Timestamp" filter="All" rollFileExistsBehavior="Increment" timeStampPattern="yyyy" rollSizeKB="3000" />
</listeners>
<formatters>
<add type="Microsoft.Practices.EnterpriseLibrary.Logging.Formatters.TextFormatter, Microsoft.Practices.EnterpriseLibrary.Logging, Version=6.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35"
template="Timestamp: {timestamp(local)} Message: {message} Category: {category} Priority: {priority} Severity: {severity}" name="Text Formatter" />
</formatters>
<categorySources>
<add switchValue="All" autoFlush="true" name="General">
<listeners>
<add name="Rolling Flat File Trace Listener" />
<!--<add name="Event Log Trace Listener" />-->
</listeners>
</add>
</categorySources>
<specialSources>
<allEvents switchValue="All" name="All Events">
<listeners>
<add name="Rolling Flat File Trace Listener" />
</listeners>
</allEvents>
<notProcessed switchValue="All" name="Unprocessed Category">
<listeners>
<add name="Rolling Flat File Trace Listener" />
</listeners>
</notProcessed>
<errors switchValue="All" name="Logging Errors">
<listeners>
<!--<add name="Rolling Flat File Trace & Listener" />-->
</listeners>
</errors>
</specialSources>
Log File :
LogWriter logWriter = null;
logWriter = new LogWriterFactory().Create();
for (int i = 0; i <= 5000000; i++)
{
logWriter.Write("First Loop");
logWriter.Write("log" + i);
}
Config file: