https://wiki.secondlife.com/w/index.php?action=history&feed=atom&title=User%3AVernes_Veranes%2FStatic_Content_Cache 2026-07-06T09:36:03Z Revision history for this page on the wiki MediaWiki 1.42.1 https://wiki.secondlife.com/w/index.php?title=User:Vernes_Veranes/Static_Content_Cache&diff=720793&oldid=prev 2010-02-03T19:46:06Z

<p>Created page with &#039;== Static Content Cache == Additional caching procedure, implemented on server- as well as viewer-side. Idea is focused on increasing performance for island-sims, mainland imple...&#039;</p> <p><b>New page</b></p><div>== Static Content Cache ==<br /> <br /> Additional caching procedure, implemented on server- as well as viewer-side.<br /> Idea is focused on increasing performance for island-sims, mainland implementations not worked out.<br /> <br /> Objects can be tagged as being &quot;static&quot;.<br /> &#039;&#039;Example: Roads, Walls, Floors, Signs&#039;&#039;<br /> <br /> &#039;&#039;&#039;Assumtions:&#039;&#039;&#039;<br /> Cache stores not only prim definitions, but also the uuid of the prim.<br /> Servers can handle unsupported messagetypes.<br /> <br /> &#039;&#039;&#039;Server:&#039;&#039;&#039;<br /> The sim owner tags objects he/she deems to be static accordingly.<br /> This will result in a list of uuid&#039;s that get collected under a common timestamp along with the sim/region the list is associated to.<br /> <br /> &#039;&#039;&#039;Client:&#039;&#039;&#039;<br /> I&#039;ve been told clients do not fare well when unsupported message are presented.<br /> <br /> Clients that support this feature will need to request this information from the server.<br /> This request contains optionally the timestamp of the previously received uuid-list, or is kept empty.<br /> In the case where an timestamp is included, the server checks if it matches with the current list.<br /> If it does match, it will only reply with an acknowledgement.<br /> If it doesn&#039;t match it will reply with a timestamp followed by a list of uuid&#039;s<br /> This list is stored locally.<br /> The timestamped list of uuid&#039;s serves as an exclusion list for the pruning mechanism the cache currently applies.<br /> <br /> This list is stored indefinitely or until one of the two events occur:<br /> # The sim owner manipulates an object (or any of its sub-parts), causing the sim to drop the timestamped entity.This causes the server to drop it&#039;s timestamped list, and responds negative to the client&#039;s request for a timestamped list for that sim/region.<br /> # The User manually forces its viewer to dump the timestamped list for a certain sim/region, no longer excluding the associated cache from the pruning mechanism.<br /> <br /> &#039;&#039;&#039;Expected result:&#039;&#039;&#039;<br /> When a viewer connects to a sim/region of which it has a timestamped uuid list, it will also have all its cached data.<br /> Cached data doesn&#039;t have to be received by the sim.<br /> The assumption is that locally stored content loads faster into the scene then streamed content.<br /> Time waiting for the whole scene to load through streaming is made shorter.<br /> The user is able to start navigating sooner after arriving.<br /> <br /> The server could skip 90% of the time spend streaming static content to viewers that already have the data.<br /> <br /> &#039;&#039;&#039;Additional:&#039;&#039;&#039;<br /> Is it possible to insert premade cache-files?</div>

Vernes Veranes