+1 to investigate, I suspect there is a lot of room for improvement. :) FYI I opened https://issues.apache.org/jira/browse/LUCENE-8448 yesterday.
Le mer. 8 août 2018 à 08:42, Dawid Weiss <[email protected]> a écrit : > Just wanted others to be aware. The recent changes made to Lucene made > some queries incredibly fast (yay): > > http://people.apache.org/~mikemccand/lucenebench/AndHighHigh.html > > while others seem to suffer: > > http://people.apache.org/~mikemccand/lucenebench/AndMedOrHighHigh.html > > I actually hit the latter case when doing some benchmarking around ram > directory and was puzzled for a while about why the software dropped > 2x in performance between commits that didn't do anything. > > The queries I use are fairly unusual (complex Booleans); I also pinged > Adrien in private to verify my and my computer's sanity. :) The commit > introducing the change is: > > 99dbe9368 LUCENE-8060: IndexSearcher's search and searchAfter methods > now only compute total hit counts accurately up to 1,000. > > Again: I don't think it's the usual "human user" query case, but may > be worth investigating (and I'm not throwing it on your shoulders, > Adrien! ;) > > Dawid > > --------------------------------------------------------------------- > To unsubscribe, e-mail: [email protected] > For additional commands, e-mail: [email protected] > >
