I'm not going to have time to look at this one for a while (need to bring closure to LUCENE-843) so if anyone has the interest & time & a good search benchmark set up already, feel free to take it.
Thanks. Mike On Fri, 25 May 2007 12:44:16 -0700 (PDT), "Michael McCandless (JIRA)" <[EMAIL PROTECTED]> said: > Increase buffer sizes used during searching > ------------------------------------------- > > Key: LUCENE-893 > URL: https://issues.apache.org/jira/browse/LUCENE-893 > Project: Lucene - Java > Issue Type: Improvement > Components: Store > Affects Versions: 2.1 > Reporter: Michael McCandless > > > > Spinoff of LUCENE-888. > > In LUCENE-888 we increased buffer sizes that impact indexing and found > substantial (10-18%) overall performance gains. > > It's very likely that we can also gain some performance for searching > by increasing the read buffers in BufferedIndexInput used by > searching. > > We need to test performance impact to verify and then pick a good > overall default buffer size, also being careful not to add too much > overall HEAP RAM usage because a potentially very large number of > BufferedIndexInput instances are created during searching > (# segments X # index files per segment). > > > -- > This message is automatically generated by JIRA. > - > You can reply to this email to add a comment to the issue online. > --------------------------------------------------------------------- To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED]
