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-rw-r--r--OpenSim/Region/CoreModules/Asset/CenomeAssetCache.cs10
-rw-r--r--OpenSim/Region/CoreModules/Asset/CoreAssetCache.cs7
-rw-r--r--OpenSim/Region/CoreModules/Asset/FlotsamAssetCache.cs51
-rw-r--r--OpenSim/Region/CoreModules/Asset/GlynnTuckerAssetCache.cs43
4 files changed, 45 insertions, 66 deletions
diff --git a/OpenSim/Region/CoreModules/Asset/CenomeAssetCache.cs b/OpenSim/Region/CoreModules/Asset/CenomeAssetCache.cs
index 66ca7c2..1add0ab 100644
--- a/OpenSim/Region/CoreModules/Asset/CenomeAssetCache.cs
+++ b/OpenSim/Region/CoreModules/Asset/CenomeAssetCache.cs
@@ -155,14 +155,6 @@ namespace OpenSim.Region.CoreModules.Asset
155 private int m_hitCount; 155 private int m_hitCount;
156 156
157 /// <summary> 157 /// <summary>
158 /// Initialize asset cache module with default parameters.
159 /// </summary>
160 public void Initialize()
161 {
162 Initialize(DefaultMaxSize, DefaultMaxCount, DefaultExpirationTime);
163 }
164
165 /// <summary>
166 /// Initialize asset cache module, with custom parameters. 158 /// Initialize asset cache module, with custom parameters.
167 /// </summary> 159 /// </summary>
168 /// <param name="maximalSize"> 160 /// <param name="maximalSize">
@@ -174,7 +166,7 @@ namespace OpenSim.Region.CoreModules.Asset
174 /// <param name="expirationTime"> 166 /// <param name="expirationTime">
175 /// Asset's expiration time. 167 /// Asset's expiration time.
176 /// </param> 168 /// </param>
177 public void Initialize(long maximalSize, int maximalCount, TimeSpan expirationTime) 169 protected void Initialize(long maximalSize, int maximalCount, TimeSpan expirationTime)
178 { 170 {
179 if (maximalSize <= 0 || maximalCount <= 0) 171 if (maximalSize <= 0 || maximalCount <= 0)
180 { 172 {
diff --git a/OpenSim/Region/CoreModules/Asset/CoreAssetCache.cs b/OpenSim/Region/CoreModules/Asset/CoreAssetCache.cs
index 0a7e736..7da5e7a 100644
--- a/OpenSim/Region/CoreModules/Asset/CoreAssetCache.cs
+++ b/OpenSim/Region/CoreModules/Asset/CoreAssetCache.cs
@@ -44,10 +44,8 @@ namespace OpenSim.Region.CoreModules.Asset
44 LogManager.GetLogger( 44 LogManager.GetLogger(
45 MethodBase.GetCurrentMethod().DeclaringType); 45 MethodBase.GetCurrentMethod().DeclaringType);
46 46
47 private bool m_Enabled = false; 47 private bool m_Enabled;
48 private Cache m_Cache = new Cache(CacheMedium.Memory, 48 private Cache m_Cache;
49 CacheStrategy.Aggressive,
50 CacheFlags.AllowUpdate);
51 49
52 public string Name 50 public string Name
53 { 51 {
@@ -77,6 +75,7 @@ namespace OpenSim.Region.CoreModules.Asset
77 return; 75 return;
78 } 76 }
79 77
78 m_Cache = new Cache(CacheMedium.Memory, CacheStrategy.Aggressive, CacheFlags.AllowUpdate);
80 m_Enabled = true; 79 m_Enabled = true;
81 80
82 m_log.Info("[ASSET CACHE]: Core asset cache enabled"); 81 m_log.Info("[ASSET CACHE]: Core asset cache enabled");
diff --git a/OpenSim/Region/CoreModules/Asset/FlotsamAssetCache.cs b/OpenSim/Region/CoreModules/Asset/FlotsamAssetCache.cs
index d45c35c..cbdca16 100644
--- a/OpenSim/Region/CoreModules/Asset/FlotsamAssetCache.cs
+++ b/OpenSim/Region/CoreModules/Asset/FlotsamAssetCache.cs
@@ -61,24 +61,23 @@ namespace Flotsam.RegionModules.AssetCache
61 LogManager.GetLogger( 61 LogManager.GetLogger(
62 MethodBase.GetCurrentMethod().DeclaringType); 62 MethodBase.GetCurrentMethod().DeclaringType);
63 63
64 private bool m_Enabled = false; 64 private bool m_Enabled;
65 65
66 private const string m_ModuleName = "FlotsamAssetCache"; 66 private const string m_ModuleName = "FlotsamAssetCache";
67 private const string m_DefaultCacheDirectory = m_ModuleName; 67 private const string m_DefaultCacheDirectory = m_ModuleName;
68 private string m_CacheDirectory = m_DefaultCacheDirectory; 68 private string m_CacheDirectory = m_DefaultCacheDirectory;
69 69
70 70 private readonly List<char> m_InvalidChars = new List<char>();
71 private List<char> m_InvalidChars = new List<char>();
72 71
73 private int m_LogLevel = 1; 72 private int m_LogLevel = 1;
74 private ulong m_HitRateDisplay = 1; // How often to display hit statistics, given in requests 73 private ulong m_HitRateDisplay = 1; // How often to display hit statistics, given in requests
75 74
76 private static ulong m_Requests = 0; 75 private static ulong m_Requests;
77 private static ulong m_RequestsForInprogress = 0; 76 private static ulong m_RequestsForInprogress;
78 private static ulong m_DiskHits = 0; 77 private static ulong m_DiskHits;
79 private static ulong m_MemoryHits = 0; 78 private static ulong m_MemoryHits;
80 private static double m_HitRateMemory = 0.0; 79 private static double m_HitRateMemory;
81 private static double m_HitRateFile = 0.0; 80 private static double m_HitRateFile;
82 81
83#if WAIT_ON_INPROGRESS_REQUESTS 82#if WAIT_ON_INPROGRESS_REQUESTS
84 private Dictionary<string, ManualResetEvent> m_CurrentlyWriting = new Dictionary<string, ManualResetEvent>(); 83 private Dictionary<string, ManualResetEvent> m_CurrentlyWriting = new Dictionary<string, ManualResetEvent>();
@@ -87,7 +86,7 @@ namespace Flotsam.RegionModules.AssetCache
87 private List<string> m_CurrentlyWriting = new List<string>(); 86 private List<string> m_CurrentlyWriting = new List<string>();
88#endif 87#endif
89 88
90 private ExpiringCache<string, AssetBase> m_MemoryCache = new ExpiringCache<string, AssetBase>(); 89 private ExpiringCache<string, AssetBase> m_MemoryCache;
91 private bool m_MemoryCacheEnabled = true; 90 private bool m_MemoryCacheEnabled = true;
92 91
93 // Expiration is expressed in hours. 92 // Expiration is expressed in hours.
@@ -101,12 +100,12 @@ namespace Flotsam.RegionModules.AssetCache
101 private static int m_CacheDirectoryTierLen = 3; 100 private static int m_CacheDirectoryTierLen = 3;
102 private static int m_CacheWarnAt = 30000; 101 private static int m_CacheWarnAt = 30000;
103 102
104 private System.Timers.Timer m_CachCleanTimer = new System.Timers.Timer(); 103 private System.Timers.Timer m_CacheCleanTimer;
105 104
106 private IAssetService m_AssetService = null; 105 private IAssetService m_AssetService;
107 private List<Scene> m_Scenes = new List<Scene>(); 106 private List<Scene> m_Scenes = new List<Scene>();
108 107
109 private bool m_DeepScanBeforePurge = false; 108 private bool m_DeepScanBeforePurge;
110 109
111 public FlotsamAssetCache() 110 public FlotsamAssetCache()
112 { 111 {
@@ -128,14 +127,15 @@ namespace Flotsam.RegionModules.AssetCache
128 { 127 {
129 IConfig moduleConfig = source.Configs["Modules"]; 128 IConfig moduleConfig = source.Configs["Modules"];
130 129
131
132 if (moduleConfig != null) 130 if (moduleConfig != null)
133 { 131 {
134 string name = moduleConfig.GetString("AssetCaching", ""); 132 string name = moduleConfig.GetString("AssetCaching", String.Empty);
135 133
136 if (name == Name) 134 if (name == Name)
137 { 135 {
136 m_MemoryCache = new ExpiringCache<string, AssetBase>();
138 m_Enabled = true; 137 m_Enabled = true;
138
139 m_log.InfoFormat("[FLOTSAM ASSET CACHE]: {0} enabled", this.Name); 139 m_log.InfoFormat("[FLOTSAM ASSET CACHE]: {0} enabled", this.Name);
140 140
141 IConfig assetConfig = source.Configs["AssetCache"]; 141 IConfig assetConfig = source.Configs["AssetCache"];
@@ -163,21 +163,11 @@ namespace Flotsam.RegionModules.AssetCache
163 m_FileExpirationCleanupTimer = TimeSpan.FromHours(assetConfig.GetDouble("FileCleanupTimer", m_DefaultFileExpiration)); 163 m_FileExpirationCleanupTimer = TimeSpan.FromHours(assetConfig.GetDouble("FileCleanupTimer", m_DefaultFileExpiration));
164 if ((m_FileExpiration > TimeSpan.Zero) && (m_FileExpirationCleanupTimer > TimeSpan.Zero)) 164 if ((m_FileExpiration > TimeSpan.Zero) && (m_FileExpirationCleanupTimer > TimeSpan.Zero))
165 { 165 {
166 m_CachCleanTimer.Interval = m_FileExpirationCleanupTimer.TotalMilliseconds; 166 m_CacheCleanTimer = new System.Timers.Timer(m_FileExpirationCleanupTimer.TotalMilliseconds);
167 m_CachCleanTimer.AutoReset = true; 167 m_CacheCleanTimer.AutoReset = true;
168 m_CachCleanTimer.Elapsed += CleanupExpiredFiles; 168 m_CacheCleanTimer.Elapsed += CleanupExpiredFiles;
169 m_CachCleanTimer.Enabled = true; 169 lock (m_CacheCleanTimer)
170 lock (m_CachCleanTimer) 170 m_CacheCleanTimer.Start();
171 {
172 m_CachCleanTimer.Start();
173 }
174 }
175 else
176 {
177 lock (m_CachCleanTimer)
178 {
179 m_CachCleanTimer.Enabled = false;
180 }
181 } 171 }
182 172
183 m_CacheDirectoryTiers = assetConfig.GetInt("CacheDirectoryTiers", 1); 173 m_CacheDirectoryTiers = assetConfig.GetInt("CacheDirectoryTiers", 1);
@@ -208,7 +198,6 @@ namespace Flotsam.RegionModules.AssetCache
208 MainConsole.Instance.Commands.AddCommand(this.Name, true, "fcache clear", "fcache clear [file] [memory]", "Remove all assets in the file and/or memory cache", HandleConsoleCommand); 198 MainConsole.Instance.Commands.AddCommand(this.Name, true, "fcache clear", "fcache clear [file] [memory]", "Remove all assets in the file and/or memory cache", HandleConsoleCommand);
209 MainConsole.Instance.Commands.AddCommand(this.Name, true, "fcache assets", "fcache assets", "Attempt a deep scan and cache of all assets in all scenes", HandleConsoleCommand); 199 MainConsole.Instance.Commands.AddCommand(this.Name, true, "fcache assets", "fcache assets", "Attempt a deep scan and cache of all assets in all scenes", HandleConsoleCommand);
210 MainConsole.Instance.Commands.AddCommand(this.Name, true, "fcache expire", "fcache expire <datetime>", "Purge cached assets older then the specified date/time", HandleConsoleCommand); 200 MainConsole.Instance.Commands.AddCommand(this.Name, true, "fcache expire", "fcache expire <datetime>", "Purge cached assets older then the specified date/time", HandleConsoleCommand);
211
212 } 201 }
213 } 202 }
214 } 203 }
diff --git a/OpenSim/Region/CoreModules/Asset/GlynnTuckerAssetCache.cs b/OpenSim/Region/CoreModules/Asset/GlynnTuckerAssetCache.cs
index 4869f5d..1365e69 100644
--- a/OpenSim/Region/CoreModules/Asset/GlynnTuckerAssetCache.cs
+++ b/OpenSim/Region/CoreModules/Asset/GlynnTuckerAssetCache.cs
@@ -45,11 +45,13 @@ namespace OpenSim.Region.CoreModules.Asset
45 LogManager.GetLogger( 45 LogManager.GetLogger(
46 MethodBase.GetCurrentMethod().DeclaringType); 46 MethodBase.GetCurrentMethod().DeclaringType);
47 47
48 private bool m_Enabled = false; 48 private bool m_Enabled;
49 private ICache m_Cache = new GlynnTucker.Cache.SimpleMemoryCache(); 49 private ICache m_Cache;
50 private ulong m_Hits;
51 private ulong m_Requests;
50 52
51 // Instrumentation 53 // Instrumentation
52 private uint m_DebugRate = 0; 54 private uint m_DebugRate;
53 55
54 public Type ReplaceableInterface 56 public Type ReplaceableInterface
55 { 57 {
@@ -72,6 +74,7 @@ namespace OpenSim.Region.CoreModules.Asset
72 74
73 if (name == Name) 75 if (name == Name)
74 { 76 {
77 m_Cache = new GlynnTucker.Cache.SimpleMemoryCache();
75 m_Enabled = true; 78 m_Enabled = true;
76 79
77 m_log.Info("[ASSET CACHE]: GlynnTucker asset cache enabled"); 80 m_log.Info("[ASSET CACHE]: GlynnTucker asset cache enabled");
@@ -80,7 +83,6 @@ namespace OpenSim.Region.CoreModules.Asset
80 IConfig cacheConfig = source.Configs["AssetCache"]; 83 IConfig cacheConfig = source.Configs["AssetCache"];
81 if (cacheConfig != null) 84 if (cacheConfig != null)
82 m_DebugRate = (uint)cacheConfig.GetInt("DebugRate", 0); 85 m_DebugRate = (uint)cacheConfig.GetInt("DebugRate", 0);
83
84 } 86 }
85 } 87 }
86 } 88 }
@@ -117,24 +119,6 @@ namespace OpenSim.Region.CoreModules.Asset
117 m_Cache.AddOrUpdate(asset.ID, asset); 119 m_Cache.AddOrUpdate(asset.ID, asset);
118 } 120 }
119 121
120 private ulong m_Hits = 0;
121 private ulong m_Requests = 0;
122 private void Debug(Object asset)
123 {
124 // Temporary instrumentation to measure the hit/miss rate
125 if (m_DebugRate > 0)
126 {
127 m_Requests++;
128 if (asset != null)
129 m_Hits++;
130
131 if ((m_Requests % m_DebugRate) == 0)
132 m_log.DebugFormat("[ASSET CACHE]: Hit Rate {0} / {1} == {2}%", m_Hits, m_Requests, ((float)m_Hits / m_Requests) * 100);
133
134 }
135 // End instrumentation
136 }
137
138 public AssetBase Get(string id) 122 public AssetBase Get(string id)
139 { 123 {
140 Object asset = null; 124 Object asset = null;
@@ -156,5 +140,20 @@ namespace OpenSim.Region.CoreModules.Asset
156 { 140 {
157 m_Cache.Clear(); 141 m_Cache.Clear();
158 } 142 }
143
144 private void Debug(Object asset)
145 {
146 // Temporary instrumentation to measure the hit/miss rate
147 if (m_DebugRate > 0)
148 {
149 ++m_Requests;
150 if (asset != null)
151 ++m_Hits;
152
153 if ((m_Requests % m_DebugRate) == 0)
154 m_log.DebugFormat("[ASSET CACHE]: Hit Rate {0} / {1} == {2}%", m_Hits, m_Requests, ((float)m_Hits / (float)m_Requests) * 100.0f);
155 }
156 // End instrumentation
157 }
159 } 158 }
160} 159}