lucene-java-user mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From Michael McCandless <>
Subject Re: Number of threads in index writer config?
Date Thu, 27 Aug 2015 20:21:31 GMT
Actually, the nightly (which tracks Lucene's trunk) did
set call IWC.setMaxThreadStates, up until we removed this setting
entirely in

So now (as of Lucene 5.3.0) IndexWriter lets you use as many threads
as you want.

Mike McCandless

On Thu, Aug 27, 2015 at 5:22 AM, Rob Audenaerde
<> wrote:
> Hi all,
> I was wondering about the number of threads to use for indexing.
> There is a setting: getMaxThreadStates() in the IndexWriterConfig that
> determines how many threads can write to the index  simultaneously.
> The luceneutil (that is used for the nightly benchmarks),
> seems to use the default value (8), while it uses 20 indexing threads.
> Is there a reason to not set the maxThreadStates to the number of indexing
> thread?
> Thanks!

To unsubscribe, e-mail:
For additional commands, e-mail:

View raw message