refactor: Move stat classes out of StatManager and into their own files for clarity.
Justin Clark-Casey (justincc)
parent
94748aab84
commit
08f0274b5a
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@ -0,0 +1,88 @@
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/*
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* Copyright (c) Contributors, http://opensimulator.org/
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* See CONTRIBUTORS.TXT for a full list of copyright holders.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* * Neither the name of the OpenSimulator Project nor the
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* names of its contributors may be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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using System;
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using System.Collections.Generic;
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using System.Text;
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namespace OpenSim.Framework.Monitoring
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{
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public class PercentageStat : Stat
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{
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public long Antecedent { get; set; }
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public long Consequent { get; set; }
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public override double Value
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{
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get
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{
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// Asking for an update here means that the updater cannot access this value without infinite recursion.
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// XXX: A slightly messy but simple solution may be to flick a flag so we can tell if this is being
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// called by the pull action and just return the value.
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if (StatType == StatType.Pull)
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PullAction(this);
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long c = Consequent;
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// Avoid any chance of a multi-threaded divide-by-zero
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if (c == 0)
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return 0;
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return (double)Antecedent / c * 100;
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}
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set
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{
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throw new InvalidOperationException("Cannot set value on a PercentageStat");
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}
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}
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public PercentageStat(
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string shortName,
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string name,
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string description,
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string category,
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string container,
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StatType type,
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Action<Stat> pullAction,
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StatVerbosity verbosity)
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: base(shortName, name, description, "%", category, container, type, pullAction, verbosity) {}
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public override string ToConsoleString()
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{
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StringBuilder sb = new StringBuilder();
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sb.AppendFormat(
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"{0}.{1}.{2} : {3:0.##}{4} ({5}/{6})",
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Category, Container, ShortName, Value, UnitName, Antecedent, Consequent);
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AppendMeasuresOfInterest(sb);
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return sb.ToString();
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}
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}
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}
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@ -0,0 +1,238 @@
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/*
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* Copyright (c) Contributors, http://opensimulator.org/
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* See CONTRIBUTORS.TXT for a full list of copyright holders.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* * Neither the name of the OpenSimulator Project nor the
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* names of its contributors may be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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|
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
|
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|
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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using System;
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using System.Collections.Generic;
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using System.Text;
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namespace OpenSim.Framework.Monitoring
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{
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/// <summary>
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/// Holds individual statistic details
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/// </summary>
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public class Stat
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{
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/// <summary>
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/// Category of this stat (e.g. cache, scene, etc).
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/// </summary>
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public string Category { get; private set; }
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/// <summary>
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/// Containing name for this stat.
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/// FIXME: In the case of a scene, this is currently the scene name (though this leaves
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/// us with a to-be-resolved problem of non-unique region names).
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/// </summary>
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/// <value>
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/// The container.
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/// </value>
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public string Container { get; private set; }
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public StatType StatType { get; private set; }
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public MeasuresOfInterest MeasuresOfInterest { get; private set; }
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/// <summary>
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/// Action used to update this stat when the value is requested if it's a pull type.
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/// </summary>
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public Action<Stat> PullAction { get; private set; }
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public StatVerbosity Verbosity { get; private set; }
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public string ShortName { get; private set; }
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public string Name { get; private set; }
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public string Description { get; private set; }
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public virtual string UnitName { get; private set; }
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public virtual double Value
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{
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get
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{
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// Asking for an update here means that the updater cannot access this value without infinite recursion.
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// XXX: A slightly messy but simple solution may be to flick a flag so we can tell if this is being
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// called by the pull action and just return the value.
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if (StatType == StatType.Pull)
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PullAction(this);
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return m_value;
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}
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set
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{
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m_value = value;
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}
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}
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private double m_value;
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/// <summary>
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/// Historical samples for calculating measures of interest average.
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/// </summary>
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/// <remarks>
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/// Will be null if no measures of interest require samples.
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/// </remarks>
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private static Queue<double> m_samples;
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/// <summary>
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/// Maximum number of statistical samples.
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/// </summary>
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/// <remarks>
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/// At the moment this corresponds to 1 minute since the sampling rate is every 2.5 seconds as triggered from
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/// the main Watchdog.
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/// </remarks>
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private static int m_maxSamples = 24;
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public Stat(
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string shortName,
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string name,
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string description,
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string unitName,
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string category,
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string container,
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StatType type,
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Action<Stat> pullAction,
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StatVerbosity verbosity)
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: this(
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shortName,
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name,
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description,
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unitName,
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category,
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container,
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type,
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MeasuresOfInterest.None,
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pullAction,
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verbosity)
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{
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}
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/// <summary>
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/// Constructor
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/// </summary>
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/// <param name='shortName'>Short name for the stat. Must not contain spaces. e.g. "LongFrames"</param>
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/// <param name='name'>Human readable name for the stat. e.g. "Long frames"</param>
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/// <param name='description'>Description of stat</param>
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/// <param name='unitName'>
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/// Unit name for the stat. Should be preceeded by a space if the unit name isn't normally appeneded immediately to the value.
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/// e.g. " frames"
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/// </param>
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/// <param name='category'>Category under which this stat should appear, e.g. "scene". Do not capitalize.</param>
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/// <param name='container'>Entity to which this stat relates. e.g. scene name if this is a per scene stat.</param>
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/// <param name='type'>Push or pull</param>
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/// <param name='pullAction'>Pull stats need an action to update the stat on request. Push stats should set null here.</param>
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/// <param name='moi'>Measures of interest</param>
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/// <param name='verbosity'>Verbosity of stat. Controls whether it will appear in short stat display or only full display.</param>
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public Stat(
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string shortName,
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string name,
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string description,
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string unitName,
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string category,
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string container,
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StatType type,
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MeasuresOfInterest moi,
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Action<Stat> pullAction,
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StatVerbosity verbosity)
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{
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if (StatsManager.SubCommands.Contains(category))
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throw new Exception(
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string.Format("Stat cannot be in category '{0}' since this is reserved for a subcommand", category));
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ShortName = shortName;
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Name = name;
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Description = description;
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UnitName = unitName;
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Category = category;
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Container = container;
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StatType = type;
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if (StatType == StatType.Push && pullAction != null)
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throw new Exception("A push stat cannot have a pull action");
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else
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PullAction = pullAction;
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MeasuresOfInterest = moi;
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if ((moi & MeasuresOfInterest.AverageChangeOverTime) == MeasuresOfInterest.AverageChangeOverTime)
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m_samples = new Queue<double>(m_maxSamples);
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Verbosity = verbosity;
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}
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/// <summary>
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/// Record a value in the sample set.
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/// </summary>
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/// <remarks>
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/// Do not call this if MeasuresOfInterest.None
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/// </remarks>
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public void RecordValue()
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{
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double newValue = Value;
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lock (m_samples)
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{
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if (m_samples.Count >= m_maxSamples)
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m_samples.Dequeue();
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m_samples.Enqueue(newValue);
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}
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}
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public virtual string ToConsoleString()
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{
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StringBuilder sb = new StringBuilder();
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sb.AppendFormat("{0}.{1}.{2} : {3}{4}", Category, Container, ShortName, Value, UnitName);
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AppendMeasuresOfInterest(sb);
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return sb.ToString();
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}
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protected void AppendMeasuresOfInterest(StringBuilder sb)
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{
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if ((MeasuresOfInterest & MeasuresOfInterest.AverageChangeOverTime)
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== MeasuresOfInterest.AverageChangeOverTime)
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{
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double totalChange = 0;
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double? lastSample = null;
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lock (m_samples)
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{
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foreach (double s in m_samples)
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{
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if (lastSample != null)
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totalChange += s - (double)lastSample;
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lastSample = s;
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}
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}
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int divisor = m_samples.Count <= 1 ? 1 : m_samples.Count - 1;
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sb.AppendFormat(", {0:0.##}{1}/s", totalChange / divisor / (Watchdog.WATCHDOG_INTERVAL_MS / 1000), UnitName);
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}
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}
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}
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}
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@ -301,264 +301,4 @@ namespace OpenSim.Framework.Monitoring
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Debug,
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Debug,
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Info
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Info
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}
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}
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/// <summary>
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/// Holds individual static details
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/// </summary>
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public class Stat
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{
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/// <summary>
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/// Category of this stat (e.g. cache, scene, etc).
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/// </summary>
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public string Category { get; private set; }
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/// <summary>
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/// Containing name for this stat.
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/// FIXME: In the case of a scene, this is currently the scene name (though this leaves
|
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/// us with a to-be-resolved problem of non-unique region names).
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/// </summary>
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/// <value>
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/// The container.
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/// </value>
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public string Container { get; private set; }
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public StatType StatType { get; private set; }
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public MeasuresOfInterest MeasuresOfInterest { get; private set; }
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/// <summary>
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/// Action used to update this stat when the value is requested if it's a pull type.
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/// </summary>
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public Action<Stat> PullAction { get; private set; }
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public StatVerbosity Verbosity { get; private set; }
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public string ShortName { get; private set; }
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public string Name { get; private set; }
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public string Description { get; private set; }
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public virtual string UnitName { get; private set; }
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public virtual double Value
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{
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get
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{
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// Asking for an update here means that the updater cannot access this value without infinite recursion.
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// XXX: A slightly messy but simple solution may be to flick a flag so we can tell if this is being
|
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// called by the pull action and just return the value.
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if (StatType == StatType.Pull)
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PullAction(this);
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return m_value;
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}
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set
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{
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m_value = value;
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}
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}
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private double m_value;
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/// <summary>
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/// Historical samples for calculating measures of interest average.
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|
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/// </summary>
|
|
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/// <remarks>
|
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/// Will be null if no measures of interest require samples.
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/// </remarks>
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private static Queue<double> m_samples;
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|
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/// <summary>
|
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/// Maximum number of statistical samples.
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|
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/// </summary>
|
|
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/// <remarks>
|
|
||||||
/// At the moment this corresponds to 1 minute since the sampling rate is every 2.5 seconds as triggered from
|
|
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/// the main Watchdog.
|
|
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/// </remarks>
|
|
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private static int m_maxSamples = 24;
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|
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public Stat(
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string shortName,
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|
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string name,
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string description,
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string unitName,
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string category,
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|
||||||
string container,
|
|
||||||
StatType type,
|
|
||||||
Action<Stat> pullAction,
|
|
||||||
StatVerbosity verbosity)
|
|
||||||
: this(
|
|
||||||
shortName,
|
|
||||||
name,
|
|
||||||
description,
|
|
||||||
unitName,
|
|
||||||
category,
|
|
||||||
container,
|
|
||||||
type,
|
|
||||||
MeasuresOfInterest.None,
|
|
||||||
pullAction,
|
|
||||||
verbosity)
|
|
||||||
{
|
|
||||||
}
|
|
||||||
|
|
||||||
/// <summary>
|
|
||||||
/// Constructor
|
|
||||||
/// </summary>
|
|
||||||
/// <param name='shortName'>Short name for the stat. Must not contain spaces. e.g. "LongFrames"</param>
|
|
||||||
/// <param name='name'>Human readable name for the stat. e.g. "Long frames"</param>
|
|
||||||
/// <param name='description'>Description of stat</param>
|
|
||||||
/// <param name='unitName'>
|
|
||||||
/// Unit name for the stat. Should be preceeded by a space if the unit name isn't normally appeneded immediately to the value.
|
|
||||||
/// e.g. " frames"
|
|
||||||
/// </param>
|
|
||||||
/// <param name='category'>Category under which this stat should appear, e.g. "scene". Do not capitalize.</param>
|
|
||||||
/// <param name='container'>Entity to which this stat relates. e.g. scene name if this is a per scene stat.</param>
|
|
||||||
/// <param name='type'>Push or pull</param>
|
|
||||||
/// <param name='pullAction'>Pull stats need an action to update the stat on request. Push stats should set null here.</param>
|
|
||||||
/// <param name='moi'>Measures of interest</param>
|
|
||||||
/// <param name='verbosity'>Verbosity of stat. Controls whether it will appear in short stat display or only full display.</param>
|
|
||||||
public Stat(
|
|
||||||
string shortName,
|
|
||||||
string name,
|
|
||||||
string description,
|
|
||||||
string unitName,
|
|
||||||
string category,
|
|
||||||
string container,
|
|
||||||
StatType type,
|
|
||||||
MeasuresOfInterest moi,
|
|
||||||
Action<Stat> pullAction,
|
|
||||||
StatVerbosity verbosity)
|
|
||||||
{
|
|
||||||
if (StatsManager.SubCommands.Contains(category))
|
|
||||||
throw new Exception(
|
|
||||||
string.Format("Stat cannot be in category '{0}' since this is reserved for a subcommand", category));
|
|
||||||
|
|
||||||
ShortName = shortName;
|
|
||||||
Name = name;
|
|
||||||
Description = description;
|
|
||||||
UnitName = unitName;
|
|
||||||
Category = category;
|
|
||||||
Container = container;
|
|
||||||
StatType = type;
|
|
||||||
|
|
||||||
if (StatType == StatType.Push && pullAction != null)
|
|
||||||
throw new Exception("A push stat cannot have a pull action");
|
|
||||||
else
|
|
||||||
PullAction = pullAction;
|
|
||||||
|
|
||||||
MeasuresOfInterest = moi;
|
|
||||||
|
|
||||||
if ((moi & MeasuresOfInterest.AverageChangeOverTime) == MeasuresOfInterest.AverageChangeOverTime)
|
|
||||||
m_samples = new Queue<double>(m_maxSamples);
|
|
||||||
|
|
||||||
Verbosity = verbosity;
|
|
||||||
}
|
|
||||||
|
|
||||||
/// <summary>
|
|
||||||
/// Record a value in the sample set.
|
|
||||||
/// </summary>
|
|
||||||
/// <remarks>
|
|
||||||
/// Do not call this if MeasuresOfInterest.None
|
|
||||||
/// </remarks>
|
|
||||||
public void RecordValue()
|
|
||||||
{
|
|
||||||
double newValue = Value;
|
|
||||||
|
|
||||||
lock (m_samples)
|
|
||||||
{
|
|
||||||
if (m_samples.Count >= m_maxSamples)
|
|
||||||
m_samples.Dequeue();
|
|
||||||
|
|
||||||
m_samples.Enqueue(newValue);
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
public virtual string ToConsoleString()
|
|
||||||
{
|
|
||||||
StringBuilder sb = new StringBuilder();
|
|
||||||
sb.AppendFormat("{0}.{1}.{2} : {3}{4}", Category, Container, ShortName, Value, UnitName);
|
|
||||||
|
|
||||||
AppendMeasuresOfInterest(sb);
|
|
||||||
|
|
||||||
return sb.ToString();
|
|
||||||
}
|
|
||||||
|
|
||||||
protected void AppendMeasuresOfInterest(StringBuilder sb)
|
|
||||||
{
|
|
||||||
if ((MeasuresOfInterest & MeasuresOfInterest.AverageChangeOverTime)
|
|
||||||
== MeasuresOfInterest.AverageChangeOverTime)
|
|
||||||
{
|
|
||||||
double totalChange = 0;
|
|
||||||
double? lastSample = null;
|
|
||||||
|
|
||||||
lock (m_samples)
|
|
||||||
{
|
|
||||||
foreach (double s in m_samples)
|
|
||||||
{
|
|
||||||
if (lastSample != null)
|
|
||||||
totalChange += s - (double)lastSample;
|
|
||||||
|
|
||||||
lastSample = s;
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
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);
|
|
||||||
}
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
public class PercentageStat : Stat
|
|
||||||
{
|
|
||||||
public long Antecedent { get; set; }
|
|
||||||
public long Consequent { get; set; }
|
|
||||||
|
|
||||||
public override double Value
|
|
||||||
{
|
|
||||||
get
|
|
||||||
{
|
|
||||||
// Asking for an update here means that the updater cannot access this value without infinite recursion.
|
|
||||||
// XXX: A slightly messy but simple solution may be to flick a flag so we can tell if this is being
|
|
||||||
// called by the pull action and just return the value.
|
|
||||||
if (StatType == StatType.Pull)
|
|
||||||
PullAction(this);
|
|
||||||
|
|
||||||
long c = Consequent;
|
|
||||||
|
|
||||||
// Avoid any chance of a multi-threaded divide-by-zero
|
|
||||||
if (c == 0)
|
|
||||||
return 0;
|
|
||||||
|
|
||||||
return (double)Antecedent / c * 100;
|
|
||||||
}
|
|
||||||
|
|
||||||
set
|
|
||||||
{
|
|
||||||
throw new InvalidOperationException("Cannot set value on a PercentageStat");
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
public PercentageStat(
|
|
||||||
string shortName,
|
|
||||||
string name,
|
|
||||||
string description,
|
|
||||||
string category,
|
|
||||||
string container,
|
|
||||||
StatType type,
|
|
||||||
Action<Stat> pullAction,
|
|
||||||
StatVerbosity verbosity)
|
|
||||||
: base(shortName, name, description, "%", category, container, type, pullAction, verbosity) {}
|
|
||||||
|
|
||||||
public override string ToConsoleString()
|
|
||||||
{
|
|
||||||
StringBuilder sb = new StringBuilder();
|
|
||||||
|
|
||||||
sb.AppendFormat(
|
|
||||||
"{0}.{1}.{2} : {3:0.##}{4} ({5}/{6})",
|
|
||||||
Category, Container, ShortName, Value, UnitName, Antecedent, Consequent);
|
|
||||||
|
|
||||||
AppendMeasuresOfInterest(sb);
|
|
||||||
|
|
||||||
return sb.ToString();
|
|
||||||
}
|
|
||||||
}
|
|
||||||
}
|
}
|
||||||
Loading…
Reference in New Issue