Hello all, Having to prioritize other tasks I'm giving the GWC Integration proposal the status of "finished under protest" :) Meaning it'd be great for any/all of you to give it a read and comment on any issue/concern, at your earliest convenience, no rush. We'll be back when time permits.
<http://projects.opengeo.org/CAPRA/wiki/GWC_Integration_Proposal> Cheers, Gabriel On 6/30/10 10:34 AM, Gabriel Roldan wrote: > On 6/30/10 10:14 AM, Chris Holmes wrote: >> >>>>> Gabriel is about >>>>> to commit a Least Recently Used cache to GWC, which will allow an admin >>>>> to set a total max for the cache. >>> Right now the diskquota is an opt-in process meaning there's no global >>> cache size cap, but you need to set the limit on a layer by layer basis. >>> I think it would be easy to add a global limit so any non explicitly >>> configured layer gets evenly capped to cope up with the global limit. >>> How does that sound? >>> >> >> That's an ok measure, if the truly global limit is hard. But I think >> it's a lot more likely that we'll have a few layers that get a ton of >> access, and a number that just get viewed a couple times. It'd be much >> better if the few that get accessed a ton have bigger caches at the >> expense of those that get rarely accessed. >> >> But if that's hard then go ahead and build it the easy way, and we can >> see the actual nature of use. > > Giving priority to the most used layers makes a lot of sense. > What we could do is to configure the global limit to use LFU (Least > Frequently Used) expiration policy instead of LRU, and to aggregate the > stats from all layers when whipping out. I think that'd make the trick. > > Agreed on all the other comments too. > > Cheers, > Gabriel -- Gabriel Roldan OpenGeo - http://opengeo.org Expert service straight from the developers.
