Timo - correct and correct. Otis -- Sematext -- http://sematext.com/ -- Lucene - Solr - Nutch
----- Original Message ---- From: Timo Nentwig <[EMAIL PROTECTED]> To: java-user@lucene.apache.org Sent: Tuesday, April 15, 2008 3:22:15 AM Subject: Re: Sorting consumes hundreds of MBytes RAM What do you mean by "that's true"? That lucene does read all data available in the index for this field into memory? In this case index sharding should help, right? On Sun, 13 Apr 2008, Otis Gospodnetic wrote: > Date: Sun, 13 Apr 2008 20:25:09 -0700 (PDT) > From: Otis Gospodnetic <[EMAIL PROTECTED]> > Reply-To: java-user@lucene.apache.org > To: java-user@lucene.apache.org > Subject: Re: Sorting consumes hundreds of MBytes RAM > > Timo, > That is true. The only think I can recommend at the moment is to make sure > you specify the correct data type. If your sort field is a numeric field, > make that explicit. > > Otis > -- > Sematext -- http://sematext.com/ -- Lucene - Solr - Nutch > > ----- Original Message ---- > From: Timo Nentwig <[EMAIL PROTECTED]> > To: java-user@lucene.apache.org > Sent: Sunday, April 13, 2008 4:45:37 PM > Subject: Sorting consumes hundreds of MBytes RAM > > Hi! > > I found that when sorting the search result -depending on the amount of data > in the field to sort by - this can easily lead to FieldCacheImpl to allocate > hundreds of MByte RAM. > > How does this work internally? It seems as if all data for this field found in > the entire index is read into memory (?). > > And question #2: what am I going to do against it? Index sharding? > > Thanks, > Timo > > --------------------------------------------------------------------- > To unsubscribe, e-mail: [EMAIL PROTECTED] > For additional commands, e-mail: [EMAIL PROTECTED] > > > > > > --------------------------------------------------------------------- > To unsubscribe, e-mail: [EMAIL PROTECTED] > For additional commands, e-mail: [EMAIL PROTECTED] > > > --------------------------------------------------------------------- To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED] --------------------------------------------------------------------- To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED]
