Yes, IndexSearcher is thread safe. Aviran http://www.aviransplace.com
-----Original Message----- From: Abhay Saswade [mailto:[EMAIL PROTECTED] Sent: Tuesday, November 16, 2004 15:16 PM To: Lucene Users List Subject: Re: best ways of using IndexSearcher Hello, Can I use single instance of IndexSearcher in multiple threads with sorting? Thanks, Abhay ----- Original Message ----- From: "Otis Gospodnetic" <[EMAIL PROTECTED]> To: "Lucene Users List" <[EMAIL PROTECTED]> Sent: Monday, June 28, 2004 8:51 PM Subject: Re: best ways of using IndexSearcher > Anson, > > Use a single instance of IndexSearcher and, if you want to always > 'see' even the latest index changes (deletes and adds since you opened > the > IndexSearcher) make sure to re-create the IndexSearcher when you detect > that the index version has changed (see > http://jakarta.apache.org/lucene/docs/api/org/apache/lucene/index/IndexReade r.html#getCurrentVersion(org.apache.lucene.store.Directory)) > > When you get the new IndexSearcher, leave the old instance alone - let > the GC take care of it, and don't call close() on it, in case > something in your application is still using that instance. > > This stuff is not really CPU intensive. Disk I/O tends to be the > bottleneck. If you are working with multiple indices, spread them > over multiple disks (not just partitions, real disks), if you can. > > Otis > > > --- Anson Lau <[EMAIL PROTECTED]> wrote: > > Hi Guys, > > > > What's the recommended way of using IndexSearcher? Should > > IndexSearcher be a singleton or pooled? Would pooling provide a > > more scalable solution by > > allowing you to decide how many IndexSearcher to use based on say how > > many > > CPU u have on ur server? > > > > Thanks, > > > > Anson > > > --------------------------------------------------------------------- > 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]
