From 5aec0ff207e9427b8756471eb003fd68859f67b1 Mon Sep 17 00:00:00 2001
From: Justin Clark-Casey (justincc)
Date: Wed, 25 Jul 2012 23:27:00 +0100
Subject: Move Watchdog and MemoryWatchdog classes into
 OpenSim.Framework.Monitoring with other monitoring code from
 OpenSim.Framework

---
 OpenSim/Framework/MemoryWatchdog.cs | 129 ------------------------------------
 1 file changed, 129 deletions(-)
 delete mode 100644 OpenSim/Framework/MemoryWatchdog.cs

(limited to 'OpenSim/Framework/MemoryWatchdog.cs')

diff --git a/OpenSim/Framework/MemoryWatchdog.cs b/OpenSim/Framework/MemoryWatchdog.cs
deleted file mode 100644
index 1e93077..0000000
--- a/OpenSim/Framework/MemoryWatchdog.cs
+++ /dev/null
@@ -1,129 +0,0 @@
-/*
- * Copyright (c) Contributors, http://opensimulator.org/
- * See CONTRIBUTORS.TXT for a full list of copyright holders.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are met:
- *     * Redistributions of source code must retain the above copyright
- *       notice, this list of conditions and the following disclaimer.
- *     * Redistributions in binary form must reproduce the above copyright
- *       notice, this list of conditions and the following disclaimer in the
- *       documentation and/or other materials provided with the distribution.
- *     * Neither the name of the OpenSimulator Project nor the
- *       names of its contributors may be used to endorse or promote products
- *       derived from this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
- * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
- * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
- * DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
- * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
- * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
- * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
- * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
- * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Reflection;
-using System.Threading;
-using log4net;
-
-namespace OpenSim.Framework
-{
-    /// <summary>
-    /// Experimental watchdog for memory usage.
-    /// </summary>
-    public static class MemoryWatchdog
-    {
-//        private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
-
-        /// <summary>
-        /// Is this watchdog active?
-        /// </summary>
-        public static bool Enabled
-        {
-            get { return m_enabled; }
-            set
-            {
-//                m_log.DebugFormat("[MEMORY WATCHDOG]: Setting MemoryWatchdog.Enabled to {0}", value);
-
-                if (value && !m_enabled)
-                    UpdateLastRecord(GC.GetTotalMemory(false), Util.EnvironmentTickCount());
-
-                m_enabled = value;
-            }
-        }
-        private static bool m_enabled;
-
-        /// <summary>
-        /// Average memory churn in bytes per millisecond.
-        /// </summary>
-        public static double AverageMemoryChurn
-        {
-            get { if (m_samples.Count > 0) return m_samples.Average(); else return 0; }
-        }
-
-        /// <summary>
-        /// Maximum number of statistical samples.
-        /// </summary>
-        /// <remarks>
-        /// At the moment this corresponds to 1 minute since the sampling rate is every 2.5 seconds as triggered from
-        /// the main Watchdog.
-        /// </remarks>
-        private static int m_maxSamples = 24;
-
-        /// <summary>
-        /// Time when the watchdog was last updated.
-        /// </summary>
-        private static int m_lastUpdateTick;
-
-        /// <summary>
-        /// Memory used at time of last watchdog update.
-        /// </summary>
-        private static long m_lastUpdateMemory;
-
-        /// <summary>
-        /// Memory churn rate per millisecond.
-        /// </summary>
-        private static double m_churnRatePerMillisecond;
-
-        /// <summary>
-        /// Historical samples for calculating moving average.
-        /// </summary>
-        private static Queue<double> m_samples = new Queue<double>(m_maxSamples);
-
-        public static void Update()
-        {
-            int now = Util.EnvironmentTickCount();
-            long memoryNow = GC.GetTotalMemory(false);
-            long memoryDiff = memoryNow - m_lastUpdateMemory;
-
-            if (memoryDiff >= 0)
-            {
-                if (m_samples.Count >= m_maxSamples)
-                    m_samples.Dequeue();
-
-                double elapsed = Util.EnvironmentTickCountSubtract(now, m_lastUpdateTick);
-
-                // This should never happen since it's not useful for updates to occur with no time elapsed, but
-                // protect ourselves from a divide-by-zero just in case.
-                if (elapsed == 0)
-                    return;
-
-                m_samples.Enqueue(memoryDiff / (double)elapsed);
-            }
-
-            UpdateLastRecord(memoryNow, now);
-        }
-
-        private static void UpdateLastRecord(long memoryNow, int timeNow)
-        {
-            m_lastUpdateMemory = memoryNow;
-            m_lastUpdateTick = timeNow;
-        }
-    }
-}
\ No newline at end of file
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