Hi Upayavira, I saw that you checked in some changes to the CLI using the Persistence store. Are the problems desribed below solved?
If not, I had a RT when reading your mail: What about an external memory store for CLI operations? Cheers, Reinhard > -----Original Message----- > From: Upayavira [mailto:[EMAIL PROTECTED] > Sent: Saturday, August 16, 2003 4:16 PM > To: [EMAIL PROTECTED] > Subject: Persistent store seems slow > > > In looking into the caching system for the CLI, I found the fact that > the caching system wasn't being correctly written to disc on shutdown. > > Vadim fixed that. > > So one would therefore expect pages that have been placed in the > persistent store to be generated faster than previously, as page > generation is no longer required - just reading from the cache. > > However, this does not seem to be the case. From my > investigations (by > adding code to the CLI to report the duration spent generating each > page), it seems that page generation is now _slower_, when > the page has > been put into the persistent store :-( > > I notice that, in a pipeline that involves aggregation and > the cocoon: > protocol, you get multiple reads from the cache. Presumably only the > last is actually used. > > This is a very unfortunate response, as I was looking forward > to the 10x > performance improvements that the MRUMemoryStore offers! > > Is there likely to be anything I can do to speed up the > persistent store? > > Would it be possible to just get the last modified date from > the cache > without the content, as in fact that is all I really want. > > Hope you guys can help. > > Regards, Upayavira > >
