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XEngine: make calls to gc.collect on region startup scripts loading a configurable option, since it is very slow operation

melanie
UbitUmarov 2016-11-03 12:58:43 +00:00
parent f29d5ad662
commit 73b20c2ca2
3 changed files with 28 additions and 12 deletions
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12
OpenSim/Region/ScriptEngine/XEngine/XEngine.cs
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@ -110,6 +110,7 @@ namespace OpenSim.Region.ScriptEngine.XEngine
private int m_ScriptFailCount; // Number of script fails since compile queue was last empty
private string m_ScriptErrorMessage;
private bool m_AppDomainLoading;
private bool m_CompactMemOnLoad;
private Dictionary<UUID,ArrayList> m_ScriptErrors =
new Dictionary<UUID,ArrayList>();
@ -301,8 +302,8 @@ namespace OpenSim.Region.ScriptEngine.XEngine
m_MaxScriptQueue = m_ScriptConfig.GetInt("MaxScriptEventQueue",300);
m_StackSize = m_ScriptConfig.GetInt("ThreadStackSize", 262144);
m_SleepTime = m_ScriptConfig.GetInt("MaintenanceInterval", 10) * 1000;
m_AppDomainLoading = m_ScriptConfig.GetBoolean("AppDomainLoading", true);
m_AppDomainLoading = m_ScriptConfig.GetBoolean("AppDomainLoading", false);
m_CompactMemOnLoad = m_ScriptConfig.GetBoolean("CompactMemOnLoad", false);
m_EventLimit = m_ScriptConfig.GetInt("EventLimit", 30);
m_KillTimedOutScripts = m_ScriptConfig.GetBoolean("KillTimedOutScripts", false);
m_SaveTime = m_ScriptConfig.GetInt("SaveInterval", 120) * 1000;
@ -1278,10 +1279,9 @@ namespace OpenSim.Region.ScriptEngine.XEngine
}
}
// do not load a assembly on top of a lot of to release memory
// also yield a bit
// only if logins disable since causes a lot of rubber banding
if(!m_Scene.LoginsEnabled)
// optionaly do not load a assembly on top of a lot of to release memory
// only if logins disable since causes a lot of rubber banding
if(m_CompactMemOnLoad && !m_Scene.LoginsEnabled)
GC.Collect(2);
ScriptInstance instance = null;

7
bin/OpenSim.ini.example
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@ -925,6 +925,13 @@
;; by scripts have changed.
; DeleteScriptsOnStartup = true
;# {CompactMemOnLoad} {} {compacts memory on each script load at startup?} {true false} false
;; forces calls to memory garbage collector before loading each script DLL during region startup.
;; Peek memory usage is reduced and region starts with a more compacted memory allocation.
;; But this costs a lot of time, so region load will take a lot longer.
;; it is more usefull if there are no previously compiled scripts DLLs (as with DeleteScriptsOnStartup = true)
;CompactMemOnLoad = false
;# {DefaultCompileLanguage} {Enabled:true} {Default script language?} {lsl vb cs} lsl
;; Default language for scripts
; DefaultCompileLanguage = "lsl"

21
bin/OpenSimDefaults.ini
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@ -1696,14 +1696,23 @@
; this may only be a problem if regions stay alive for a long time with lots of scripts added or edited.
; at this time some mono versions seem to have problems with the true option
; so default is now false until a fix is found
AppDomainLoading = false
; AppDomainLoading = false
; Controls whether previously compiled scripts DLLs are deleted on sim restart. If you set this to false
; then startup will be considerably faster since scripts won't need to be recompiled. However, then it becomes your responsibility to delete the
; compiled scripts if you're recompiling OpenSim from source code and internal interfaces used
; by scripts have changed.
; DeleteScriptsOnStartup = false
; Controls whether previously compiled scripts DLLs are deleted on sim restart.
; If you set this to false then startup will be considerably faster since scripts won't need to be recompiled.
; It should be true on first run after updating opensim binary version
; after first run you can change to false.
; You can also set it to false and delete the script DLLs by hand
; This does not delete cached scripts state.
; DeleteScriptsOnStartup = true
; CompactMemOnLoad forces calls to memory garbage collector before loading each script binary
; forces calls to memory garbage collector before loading each script DLL during region startup.
; Peek memory usage is reduced and region starts with a more compacted memory allocation.
; But this costs a lot of time, so region load will take a lot longer.
; it is more usefull if there are no previously compiled scripts DLLs (or DeleteScriptsOnStartup = true)
; CompactMemOnLoad = false
; Controls whether scripts are stopped by aborting their threads externally (abort)
; or by co-operative checks inserted by OpenSimulator into compiled script (co-op).
; co-op will be more stable as aborting threads can cause instability.