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<td class="runninghead">Apache log4net� SDK Documentation - Microsoft .NET Framework 4.0</td>
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<h1 class="dtH1">TraceAppender.ImmediateFlush Property</h1>
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<p> Gets or sets a value that indicates whether the appender will flush at the end of each write. </p>
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<span class="lang">[Visual�Basic]</span>
<br />Public�Property�ImmediateFlush�As�<a href="ms-help://MS.NETFrameworkSDKv1.1/cpref/html/frlrfSystemBooleanClassTopic.htm">Boolean</a></div>
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<br />public�<a href="ms-help://MS.NETFrameworkSDKv1.1/cpref/html/frlrfSystemBooleanClassTopic.htm">bool</a>�ImmediateFlush�{get;�set;}</div>
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<h4 class="dtH4">Remarks</h4>
<p>The default behavior is to flush at the end of each write. If the option is set to<code>false</code>, then the underlying stream can defer writing to physical medium to a later time. </p>
<p> Avoiding the flush operation at the end of each append results in a performance gain of 10 to 20 percent. However, there is safety trade-off involved in skipping flushing. Indeed, when flushing is skipped, then it is likely that the last few log events will not be recorded on disk when the application exits. This is a high price to pay even for a 20% performance gain. </p>
<h4 class="dtH4">See Also</h4><p><a href="log4net.Appender.TraceAppender.html">TraceAppender Class</a> | <a href="log4net.Appender.html">log4net.Appender Namespace</a></p><object type="application/x-oleobject" classid="clsid:1e2a7bd0-dab9-11d0-b93a-00c04fc99f9e" viewastext="true" style="display: none;"><param name="Keyword" value="ImmediateFlush property"></param><param name="Keyword" value="ImmediateFlush property, TraceAppender class"></param><param name="Keyword" value="TraceAppender.ImmediateFlush property"></param></object><hr /><div id="footer"><a href='http://logging.apache.org/log4net/'>Copyright 2004-2011 The Apache Software Foundation.</a><br></br>Apache log4net, Apache and log4net are trademarks of The Apache Software Foundation.</div></div>
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