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For stats which can show average change over time, show the last sample as well as the average.

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This is somewhat cryptic at the moment, need to improve documentation.
This commit is contained in:
Justin Clark-Casey (justincc)
2013-07-23 01:13:13 +01:00
parent a57a472ab8
commit 90528c23d9
1 changed files with 11 additions and 1 deletions
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12
OpenSim/Framework/Monitoring/Stats/Stat.cs
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@@ -253,6 +253,8 @@ namespace OpenSim.Framework.Monitoring
== MeasuresOfInterest.AverageChangeOverTime)
{
double totalChange = 0;
double lastChangeOverTime = 0;
double? penultimateSample = null;
double? lastSample = null;
lock (m_samples)
@@ -266,13 +268,21 @@ namespace OpenSim.Framework.Monitoring
if (lastSample != null)
totalChange += s - (double)lastSample;
penultimateSample = lastSample;
lastSample = s;
}
}
if (lastSample != null && penultimateSample != null)
lastChangeOverTime = (double)lastSample - (double)penultimateSample;
int divisor = m_samples.Count <= 1 ? 1 : m_samples.Count - 1;
sb.AppendFormat(", {0:0.##} {1}/s", totalChange / divisor / (Watchdog.WATCHDOG_INTERVAL_MS / 1000), UnitName);
double averageChangeOverTime = totalChange / divisor / (Watchdog.WATCHDOG_INTERVAL_MS / 1000);
sb.AppendFormat(
", {0:0.##} {1}/s, {2:0.##} {3}/s",
lastChangeOverTime, UnitName, averageChangeOverTime, UnitName);
}
}
}