Re: Merger performance degradation on 3.6.1

2014-05-16 Thread Robert Muir
addIndexes doesn't call maybeMerge, so i think you are just getting in a situation with too many segments, so applying deletes is slow. can you try calling IndexWriter.maybeMerge() after you call addIndexes? (it wont have immediate impact, you have to do some merges to get your index healthy again

Re: Merger performance degradation on 3.6.1

2014-05-16 Thread Michael McCandless
Hmm, try calling maybeMerge after each .addIndexes? Robert opened this issue to fix addIndexes: https://issues.apache.org/jira/browse/LUCENE-5672 Mike McCandless http://blog.mikemccandless.com On Wed, May 14, 2014 at 11:46 AM, danielv wrote: > Hi, > > We have about 550M records index (~800GB)