Re: [Zope-dev] Do I really understanding caching?

2000-09-23 Thread Paul Everitt
Andy McKay wrote: What problem are you trying to solve -- response time, memory usage, disk usage? All of the above :) Describe some of the symptoms back on the list and let's talk about it there. For instance, you can trade RAM for performance by adjusting knobs on the catalog. --Paul

Re: [Zope-dev] Do I really understanding caching?

2000-09-23 Thread Jim Fulton
Andy McKay wrote: We have been looking at caching in Zope as a way of tweaking performance. Heres an example of what I think happens: - Supposing I have a 1,000 object catalog. If one person changes an catalog aware object, that instance of the catalog will be pulled out of the ZODB and

[Zope-dev] Do I really understanding caching?

2000-09-22 Thread Andy McKay
We have been looking at caching in Zope as a way of tweaking performance. Heres an example of what I think happens: - Supposing I have a 1,000 object catalog. If one person changes an catalog aware object, that instance of the catalog will be pulled out of the ZODB and changed. It will then be

Re: [Zope-dev] Do I really understanding caching?

2000-09-22 Thread Andy McKay
Thanks (I'm only talking about text indices here.) Note that the Catalog is actually a tree of database/cache objects. There are a series of buckets and sub-buckets that end in a word object. The buckets, sub-buckets, and words are all database objects and can be cached/updated

Re: [Zope-dev] Do I really understanding caching?

2000-09-22 Thread Chris McDonough
Statement of possible BS: I am speaking from how I understand the catalog to work, and possibly not how it actually *does* work. :-) Andy McKay wrote: We have been looking at caching in Zope as a way of tweaking performance. Heres an example of what I think happens: - Supposing I have a