From: Otis Gospodnetic <otis_gospodne...@yahoo.com> >To: "solr-user@lucene.apache.org" <solr-user@lucene.apache.org> >Sent: Wednesday, November 9, 2011 2:51 PM >Subject: Re: Out of memory, not during import or updates of the index > >Hi, > >Some options: >* Yes, on the slave/search side you can reduce your cache sizes and lower the >memory footprint. >* You can also turn off norms in various fields if you don't need that and >save memory there. >* You can increase your Xmx > >I don't know what version of Solr you have, but look through Lucene/Solr's >CHANGES.txt to see if there were any changes that affect memory requirements >since your version of Solr. > > > > > >Using Solr 3.4.0. That changelog actually says it should reduce memory usage >for that version. We were on a much older version previously, 1.something.
Norms are off on all fields that it can be turned off on. I'm just hoping this new version doesn't have any leaks. Does FastLRUCache vs LRUCache make any memory difference?