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developers_call:minutes20111101

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minutes_20111101 [2011/11/01 14:49] demiankatzminutes_20111101 [2011/11/01 15:32] demiankatz
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 ====== VuFind Developers Call Minutes: November 1, 2011 ====== ====== VuFind Developers Call Minutes: November 1, 2011 ======
  
-Attending: +Attending: Jeffrey Barnett, Demian Katz, Luke O'Sullivan, Sean Purcell, Graham Seaman, Ernie Simuro
  
 ===== Agenda ===== ===== Agenda =====
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 Demian spent some time investigating a problem Luke noticed with the way the WordDelimiterFilterFactory behaves in VuFind's Solr schema -- accidentally typing a capital letter in the middle of a word can lead to bad results.  Due to limitations still present in Solr 3, it appears that there is no easy solution to this problem that doesn't involve some trade-offs -- see the [[http://lucene.472066.n3.nabble.com/DisMax-and-WordDelimiterFilterFactory-td3452039.html|full thread]] for more details. Demian spent some time investigating a problem Luke noticed with the way the WordDelimiterFilterFactory behaves in VuFind's Solr schema -- accidentally typing a capital letter in the middle of a word can lead to bad results.  Due to limitations still present in Solr 3, it appears that there is no easy solution to this problem that doesn't involve some trade-offs -- see the [[http://lucene.472066.n3.nabble.com/DisMax-and-WordDelimiterFilterFactory-td3452039.html|full thread]] for more details.
 +
 +Similarly, some other outstanding issues (unwanted highlighting from boost queries in the [[http://vufind.org/jira/browse/VUFIND-452|VUFIND-452]] patch and limitations of the LocalParams syntax as mentioned in [[http://vufind.org/jira/browse/VUFIND-453|VUFIND-453]]) appear unresolved in Solr 3.4.
 +
 +Demian has heard that Solr 3's memory usage should be better than Solr 1.4's was, but he hasn't had time to study it closely yet.  Luke reports that he's still having problems with memory filling up since switching to Solr 3, so perhaps the improvement is not as great as anticipated.
 +
 +Sean mentioned that using [[http://www.oracle.com/technetwork/middleware/jrockit/overview/index.html|JRockit]] as a JVM seems to have helped with Solr stability.
  
 ==== 3. VuFind 2.0 Update ==== ==== 3. VuFind 2.0 Update ====
developers_call/minutes20111101.txt · Last modified: 2015/12/09 11:59 by andre_l