Effectiveness MMapDirectory on NFS Mounted indexes

Hi, I'm using Lucene 2.9.3 on a 64 bit machine. Many a times we are observing that the systems gets into to thrashing mode during merges. We are experimenting with using MMapDirectory. Our index is stored on NFS/CIFS mounted file shares. My question, is this MMapDirectory useful in such

IndexReader.document method - Why is this made final?

Hi, I'm working on an upgrade of project of Lucene from 2.9.3 to 4.10. We have a need to implement the IndexReader interfact to create an abstraction over two disparate indexes. First, I found that Indexreader can no longer be extended. Instead I chose to extend the CopositeReader abstract

RE: Lucene Upgrade from 2.9.x to 4.7.x

would helpful Thanks, Suresh -Original Message- From: Buddhavarapu, Suresh [mailto:suresh.buddhavar...@emc.com] Sent: Friday, May 30, 2014 1:13 PM To: java-user@lucene.apache.org Subject: RE: Lucene Upgrade from 2.9.x to 4.7.x Thanks Xiaolong. Really the item 5 is helpful

RE: Lucene Upgrade from 2.9.x to 4.7.x

. Uwe - Uwe Schindler H.-H.-Meier-Allee 63, D-28213 Bremen http://www.thetaphi.de eMail: u...@thetaphi.de -Original Message- From: Buddhavarapu, Suresh [mailto:suresh.buddhavar...@emc.com] Sent: Monday, June 16, 2014 1:46 PM To: java-user@lucene.apache.org Subject: RE: Lucene

RE: Lucene Upgrade from 2.9.x to 4.7.x

I would like to say number 5 is also very helpful. Thanks, Xiaolong Zheng On 5/29/14 9:56 AM, Buddhavarapu, Suresh suresh.buddhavar...@emc.com wrote: Hello, I'm looking for some documents/information on upgrade from Lucene 2.9.x to 4.7.2. This is the first time I'm doing a upgrade. Can

Lucene Upgrade from 2.9.x to 4.7.x

Hello, I'm looking for some documents/information on upgrade from Lucene 2.9.x to 4.7.2. This is the first time I'm doing a upgrade. Can someone point me to some help in this? Is there a documentation on what has changed from 2.9.x to 4.7.2? Thanks, Suresh