[Opensim-dev] Proposal to subdivide the assets table

[Sean Dague]

On Fri, Jun 27, 2008 at 12:47:13PM +0100, Justin Clark-Casey wrote:
> Melanie wrote:
> 
> > But assets are immutable and a region is a finite space. This makes 
> > it an ideal situation for a persistent cache. While we cannot 
> > totally remove centralized asset storage, almost all the above 
> > points can be achieved by locally caching a region's used assets on 
> > disk. This cache can be two-tiered:
> > 
> > Tier 1: referenced assets, indefinite retention
> > Tier 2: unreferenced assets, short term retention
> > 
> > This means, that textures on a prim would be cached locally forever, 
> > but textures that make up the clothing of an avatar passing through 
> > would be purged after a day or so.
> > For sounds, playing them would re-trigger the retention period, so 
> > that looped sounds will effectively be retained forever as well. 
> > Same goes for any frequently used asset, however, we should probably 
> > not cache object assets.
> 
> +1  I think we need a persistent asset region cache.  Moreover, this 
> could be done today without any other redesign.

+1 as well, for the same reasons as Justin.  We can solve the issue
today through having a reasonable persistant cache mechanism, and not
add all kinds of other partitioning, bi-directional flow complexity
here.

    -Sean

-- 
__________________________________________________________________

Sean Dague                                       Mid-Hudson Valley
sean at dague dot net                            Linux Users Group
http://dague.net                                 http://mhvlug.org

There is no silver bullet.  Plus, werewolves make better neighbors
than zombies, and they tend to keep the vampire population down.
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