Config option to set number of scripts per AppDomain

3 files changed, 11 insertions, 2 deletions

diff --git a/OpenSim/Region/ScriptEngine/Common/ScriptEngineBase/AppDomainManager.cs b/OpenSim/Region/ScriptEngine/Common/ScriptEngineBase/AppDomainManager.cs
index 68ad88d..3519d54 100644
--- a/OpenSim/Region/ScriptEngine/Common/ScriptEngineBase/AppDomainManager.cs
+++ b/OpenSim/Region/ScriptEngine/Common/ScriptEngineBase/AppDomainManager.cs
@@ -87,8 +87,9 @@ namespace OpenSim.Region.ScriptEngine.Common.ScriptEngineBase
 
         //private ScriptEngine m_scriptEngine;
         //public AppDomainManager(ScriptEngine scriptEngine)
-        public AppDomainManager()
+        public AppDomainManager(int MaxScriptsPerDomain)
         {
+            maxScriptsPerAppDomain = MaxScriptsPerDomain; 
             //m_scriptEngine = scriptEngine;
         }
 
diff --git a/OpenSim/Region/ScriptEngine/Common/ScriptEngineBase/ScriptEngine.cs b/OpenSim/Region/ScriptEngine/Common/ScriptEngineBase/ScriptEngine.cs
index 8b64d3d..fa40947 100644
--- a/OpenSim/Region/ScriptEngine/Common/ScriptEngineBase/ScriptEngine.cs
+++ b/OpenSim/Region/ScriptEngine/Common/ScriptEngineBase/ScriptEngine.cs
@@ -90,7 +90,7 @@ namespace OpenSim.Region.ScriptEngine.Common.ScriptEngineBase
             m_EventManager = new EventManager(this, HookUpToServer);
             m_ScriptManager = newScriptManager;
             //m_ScriptManager = new ScriptManager(this);
-            m_AppDomainManager = new AppDomainManager();
+            m_AppDomainManager = new AppDomainManager(ScriptConfigSource.GetInt("ScriptsPerAppDomain", 1));
             m_LSLLongCmdHandler = new LSLLongCmdHandler(this);
 
             // Should we iterate the region for scripts that needs starting?
diff --git a/bin/OpenSim.ini.example b/bin/OpenSim.ini.example
index 3169cd0..0e3349e 100644
--- a/bin/OpenSim.ini.example
+++ b/bin/OpenSim.ini.example
@@ -155,3 +155,11 @@ DeactivateScriptOnTimeout=false
 ; Too low and you will waste lots of CPU
 ; Too high and people touching object or similar will have to wait up to this amount of time before script responding
 SleepTimeIfNoScriptExecutionMs=50
+
+; AppDomains are used for two things:
+; * Security: Scripts inside AppDomains are limited in permissions. 
+; * Script unloading: When a script is deactivated it can not be unloaded. Only whole AppDomains can be unloaded.
+;                     AppDomains are therefore only unloaded once ALL active scripts inside it has been deactivated (removed from prims).
+; Each AppDomain has some memory overhead. But leaving dead scripts in memory also has memory overhead.
+ScriptsPerAppDomain=1
+