private void DeleteOldTraces(string dir)
{
foreach (var trace in Directory.EnumerateFiles(dir, "graphdat_*.trc"))
{
try
{
File.Delete(trace);
}
catch (Exception ex)
{
_eventLog.WriteEntry(string.Format("Failed to delete old trace file ({0}). {1}", trace, ex.Message), EventLogEntryType.Warning);
}
}
}