internal static double Phi(long interval, double mean, double stdDeviation)
{
return(PhiFailureDetector.Normal(interval, 0, new FakeWithStatistics
{
Avg = mean,
StdDeviation = stdDeviation
}));
}
public void Test_CassandraCase()
{
const long toNano = 1000000L;
var intervalHistory = new LongIntervalHistory(4);
intervalHistory.Enqueue(111 * toNano);
intervalHistory.Enqueue(111 * toNano);
intervalHistory.Enqueue(111 * toNano);
intervalHistory.Enqueue(111 * toNano);
intervalHistory.Enqueue(111 * toNano);
Assert.AreEqual(1.0, PhiFailureDetector.Exponential(666 * toNano, 555 * toNano, intervalHistory));
Assert.AreEqual(22.03, PhiFailureDetector.Exponential(3000 * toNano, 555 * toNano, intervalHistory), 0.01);
}
