[Opensim-dev] Memory cache
Frisby, Adam
adam at deepthink.com.au
Wed May 20 21:21:51 UTC 2009
We are using an external caching library I believe, it could be sitting in there.
Adam
> -----Original Message-----
> From: opensim-dev-bounces at lists.berlios.de [mailto:opensim-dev-
> bounces at lists.berlios.de] On Behalf Of Melanie
> Sent: Wednesday, 20 May 2009 1:56 PM
> To: opensim-dev at lists.berlios.de
> Subject: Re: [Opensim-dev] Memory cache
>
> The surprise really is that the cache would be a performance loss
> instead of a performance gain. What is there that makes it so slow?
>
> Melanie
>
> Frisby, Adam wrote:
> > As chief engineer aboard the USS OSgrid, I might want to recommend
> against this.
> >
> > Not having the sims cache assets will mean that every asset request
> will hit the core asset server which in turn will result in higher
> bandwidth requirements for it in the long run. It doesn't appear to
> have made a huge impact on our bandwidth charts for this week yet -
> however I wouldn't be surprised if it did if everyone did this.
> >
> > Adam
> >
> > From: opensim-dev-bounces at lists.berlios.de [mailto:opensim-dev-
> bounces at lists.berlios.de] On Behalf Of Nebadon Izumi
> > Sent: Wednesday, 20 May 2009 10:19 AM
> > To: diva at metaverseink.com; opensim-dev at lists.berlios.de
> > Subject: Re: [Opensim-dev] Memory cache
> >
> > Yay for mistakes that end in gains!!! of course if anyone asks i
> planned this ;P anyway i thought people would like to see my ini
> changes.. this is what lead to the discovery:
> >
> > [OpenSim.ini]
> > ; The following is the configuration section for the new style
> grid servers
> > ; If you don't know what this is, don't enable it. It will eat
> your data,
> > ; format your hard drive and make all meat in your fridge spoil.
> > ; You have been warned.
> > ; Some of this is starting to work!
> > [Modules]
> > ; Choose one
> > ;AssetServices = "LocalAssetServicesConnector"
> > AssetServices = "RemoteAssetServicesConnector"
> > ;AssetServices = "HGAssetBroker"
> >
> > ; If you don't want asset caching in the regions, comment this
> > AssetCaching = "CoreAssetCache" ;<<<---*** SEE ERROR HERE ***---
> ->>>
> >
> > ; Choose one
> > ;UserServices = "LocalUserServicesConnector"
> > UserServices = "RemoteUserServicesConnector"
> >
> >
> > [AssetService]
> > ; Parameters for local assets, formerly known as "standalone"
> > LocalServiceModule =
> "OpenSim.Services.AssetService.dll:AssetService"
> > StorageProvider = "OpenSim.Data.SQLite.dll"
> > ;StorageProvider = "OpenSim.Data.MySQL.dll"
> > ;ConnectionString = "Data Source=localhost;Database=opensim;User
> ID=opensim;Password=opensim;"
> > DefaultAssetLoader =
> "OpenSim.Framework.AssetLoader.Filesystem.dll"
> > AssetLoaderArgs = "assets/AssetSets.xml"
> >
> > ; Parameters for remote assets, formerly known as "grid"
> > AssetServerURI = "http://assets.osgrid.org:8003/"
> >
> > ; Paremeters for the Hypergrid connector
> >
> > ;; Parameters for the HG Broker
> > ; Use this one if you have a standalone grid
> > ;LocalGridAssetService =
> "OpenSim.Services.AssetService.dll:AssetService"
> > ; Use this one if this sim is connected to a grid-wide asset
> server
> > ;LocalGridAssetService =
> "OpenSim.Services.Connectors.dll:AssetServiceConnector"
> > ;HypergridAssetService =
> "OpenSim.Services.AssetService.dll:HGAssetService"
> >
> > [AssetCache]
> > ; Number of buckets for assets
> > CacheBuckets = 32768
> >
> > [UserService]
> > ;LocalServiceModule =
> "OpenSim.Services.UserService.dll:UserService"
> >
> > [/OpenSim.ini]
> >
> > Please test this out and see if you see gains too and let us know.
> >
> > Neb
> >
> >
> >
> > ---------------------------------------------------------------------
> ---
> >
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