OpenTelemetry.Internal.SelfDiagnosticsConfigRefresher
SelfDiagnosticsConfigRefresher class checks a location for a configuration file
and open a MemoryMappedFile of a configured size at the configured file path.
The class provides a stream object with proper write position if the configuration
file is present and valid. Otherwise, the stream object would be unavailable,
nothing will be logged to any file.
public SelfDiagnosticsConfigRefresher()
Try to get the log stream which is seeked to the position where the next line of log should be written.