public MetricsTimer(DogStatsdService dogStatsd, string name, double sampleRate = 1.0, string[] tags = null)
{
_name = name;
_dogStatsd = dogStatsd;
_stopWatch = new Stopwatch();
_stopWatch.Start();
_sampleRate = sampleRate;
Tags = new List <string>();
if (tags != null)
{
Tags.AddRange(tags);
}
}