log4net SDK Documentation - Microsoft .NET Framework 4.0

FileAppender.MinimalLock.ReleaseLock Method 

Release the lock on the file

[Visual Basic]
Overrides Public Sub ReleaseLock()
[C#]
public override void ReleaseLock();

Remarks

Release the lock on the file. No further writes will be made to the stream until AcquireLock is called again.

See Also

FileAppender.MinimalLock Class | log4net.Appender Namespace