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From Scott Ganyo <scott.ga...@etapestry.com>
Subject Re: Make Lucene Index distributable
Date Mon, 18 Aug 2003 19:03:56 GMT
Be careful with option 1.  NFS and the Lucene file-based locking 
mechanism don't get along extremely well.  (See the archives for details...)

Scott

Lienhard, Andrew wrote:

>I can think of three options:
>
>1) Single index dir on a shared drive (NFS, etc.) which is mounted on each
>app server. 
>
>2) Create copies of the index dir for each machine. Requires regular
>updates, etc (not good if search data changes often).
>
>3) Create a web service for search. Each app server makes an HTTP call to a
>standalone Lucene app which returns some sort of XML-formatted search
>result. 
>
>I've taken approaches 1 and 3 (w/ Verity, but it would likely be the same w/
>Lucene). 2 is really only good if you have relatively static data. For our
>Lucene rollout here, we're going w/ option 1.
>
>Andrew Lienhard
>Web Technology Manager
>United Media
>200 Madison Avenue
>New York, NY 10016
>http://www.dilbert.com
>http://www.snoopy.com
>http://members.comics.com
>
>
>
>
>
>-----Original Message-----
>From: Uhl V., DP ITS, SCB, FD [mailto:V.Uhl@deutschepost.de] 
>Sent: Monday, August 18, 2003 11:05 AM
>To: 'lucene-user@jakarta.apache.org'
>Subject: Make Lucene Index distributable
>
>Hallo All,
>We have developed our WebApp with Lucene under Tomcat 4.X and stored index
>in file system. Now this Web Application have to move to Bea Weblogic
>Cluster. My Problem is to create a distributable Index of Lucene. Have one
>ideas or experience how to do this?(How to store Index?)
>
>Thanks for every ideas.
>
>Mit freundlichen Grüßen
>Vitali Uhl
>
>Client Server Systeme
>Deutsche Post ITSolutions GmbH 
>tel. +49 (0) 661 / 921 -245 
>fax: +49 (0) 661 / 921 -111
>internet: http://www.dp-itsolutions.de/ <http://www.dp-itsolutions.de/>  
>Anschrift:
>DP ITSolutions GmbH 
>D - 36035 Fulda
>
>
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-- 
All progress is initiated by challenging current conceptions, and executed by supplanting
existing institutions. - George Bernard Shaw



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