Hi - you're likely seeing a drop in performance because of durability which is
enabled by default via a transaction log. When disabled 4.0 is iirc slightly
faster than 3.x.
-----Original message-----
> From:Nils Weinander <nils.weinan...@gmail.com>
> Sent: Thu 15-Nov-2012 10:35
> To: solr-user@lucene.apache.org
> Subject: Solr 4.0 indexing performance
>
> I have just updated from Solr 3.6 to 4.0, using defaults in solrconfig.xml
> for both versions. With 4.0, bulk indexing takes about twice the time it
> did in 3.6. Is this to be expected, or the result of my lack of optimization
> in the configuration?
>
> --
> ____________________________________________________________
> Nils Weinander
>
