On Sat, 15 Jan 2005, Neal Richter wrote: > Date: Sat, 15 Jan 2005 16:06:09 -0700 (MST) > From: Neal Richter <[EMAIL PROTECTED]> > To: Jim <[EMAIL PROTECTED]> > Cc: [email protected] > Subject: Re: [htdig-dev] Compression related performance > > Jim, > Thanks for the numbers. Pretty different from Joe's.
Yes they are; can you explain it? > Question #1) > > Could you download a fresh copy of BDB 3.0.55 from > http://www.sleepycat.com/download/index.shtml > > It's easy to build, I am most interested in the results when you run > db_stat on the uncompressed files and report back the fill-factor. This > is a measure of wasted space in the BDB pages. This won't work on the > compressed index. > > Question #2) > What page_size are you using? > > Question #3) > Do you ever see any errors when using the compressed index? > > Joe: Do you? No I don't. Regards, Joe -- _/ _/_/_/ _/ ____________ __o _/ _/ _/ _/ ______________ _-\<,_ _/ _/ _/_/_/ _/ _/ ......(_)/ (_) _/_/ oe _/ _/. _/_/ ah [EMAIL PROTECTED] > Thanks > > Neal > > On Fri, 14 Jan 2005, Jim wrote: > > > Here is another performance comparison collected when the server was under > > less load. The data is essentially the same as that used for the last set > > of > > numbers. > > > > Uncompressed > > ------------ > > 416.28 user > > 97.72 system > > 1:30:23 elapsed > > > > 10510336 Jan 15 00:00 db.docdb > > 10444800 Jan 15 00:00 db.docs.index > > 90488832 Jan 15 00:00 db.excerpts > > 436043776 Jan 15 00:00 db.words.db > > > > Compressed > > ---------- > > 2008.63 user > > 133.35 system > > 2:40:16 elapsed > > > > 10526720 Jan 14 09:35 db.docdb > > 10444800 Jan 14 09:35 db.docs.index > > 90611712 Jan 14 09:36 db.excerpts > > 113773568 Jan 14 09:36 db.words.db > > 16384 Jan 14 09:36 db.words.db_weakcmpr > > > > > > I do have a large data set that I could test with if it would be of real > > value. However I would need to try rebuilding ht://Dig with large file > > support before I could consider dropping compression for that set. > > > > > > Jim > > > > > > ------------------------------------------------------- > > The SF.Net email is sponsored by: Beat the post-holiday blues > > Get a FREE limited edition SourceForge.net t-shirt from ThinkGeek. > > It's fun and FREE -- well, almost....http://www.thinkgeek.com/sfshirt > > _______________________________________________ > > ht://Dig Developer mailing list: > > [email protected] > > List information (subscribe/unsubscribe, etc.) > > https://lists.sourceforge.net/lists/listinfo/htdig-dev > > > > -- > Neal Richter > Knowledgebase Developer > RightNow Technologies, Inc. > Customer Service for Every Web Site > Office: 406-522-1485 ------------------------------------------------------- The SF.Net email is sponsored by: Beat the post-holiday blues Get a FREE limited edition SourceForge.net t-shirt from ThinkGeek. It's fun and FREE -- well, almost....http://www.thinkgeek.com/sfshirt _______________________________________________ ht://Dig Developer mailing list: [email protected] List information (subscribe/unsubscribe, etc.) https://lists.sourceforge.net/lists/listinfo/htdig-dev
