Re: Solr 1.4 (RC) performance on multi-CPU system

2009-10-28 Thread Yonik Seeley
On Wed, Oct 28, 2009 at 6:38 PM, gabriele renzi wrote: > While I'm at it, FindBugs has a few issues with the solr code base (a > few hundreds, but most seem false positives) but it does have a few > concurrency related issues that appear reasonable to me, is it of any > use if I submit patches for

Re: Solr 1.4 (RC) performance on multi-CPU system

2009-10-28 Thread gabriele renzi
2009/10/28 gabriele renzi : > On Tue, Oct 27, 2009 at 3:41 PM, Yonik Seeley > wrote: > >>> is there a reason why StreamingUpdateSolrServer does not accept a >>> connection manager argument as CommonsHttpSolrServer does? >> >> I don't see any reason why it shouldn't... can you open a JIRA issue >>

Re: Solr 1.4 (RC) performance on multi-CPU system

2009-10-28 Thread gabriele renzi
On Tue, Oct 27, 2009 at 3:41 PM, Yonik Seeley wrote: >> is there a reason why StreamingUpdateSolrServer does not accept a >> connection manager argument as CommonsHttpSolrServer does? > > I don't see any reason why it shouldn't... can you open a JIRA issue > and optionally provide a patch? great

Re: Solr 1.4 (RC) performance on multi-CPU system

2009-10-27 Thread Yonik Seeley
On Tue, Oct 27, 2009 at 10:23 AM, gabriele renzi wrote: > On Mon, Oct 26, 2009 at 10:43 PM, Yonik Seeley > wrote: >> On Mon, Oct 26, 2009 at 4:32 PM, Teruhiko Kurosaka >> wrote: >>> Are multiple CPUs utilized at indexing time as well, or just by searcher? >> >> Yes, multiple CPUs are utilized f

Re: Solr 1.4 (RC) performance on multi-CPU system

2009-10-27 Thread gabriele renzi
On Mon, Oct 26, 2009 at 10:43 PM, Yonik Seeley wrote: > On Mon, Oct 26, 2009 at 4:32 PM, Teruhiko Kurosaka wrote: >> Are multiple CPUs utilized at indexing time as well, or just by searcher? > > Yes, multiple CPUs are utilized for indexing. > > If you're using SolrJ, and easy way to exploit this

Re: Solr 1.4 (RC) performance on multi-CPU system

2009-10-26 Thread Yonik Seeley
On Mon, Oct 26, 2009 at 4:32 PM, Teruhiko Kurosaka wrote: > Are multiple CPUs utilized at indexing time as well, or just by searcher? Yes, multiple CPUs are utilized for indexing. If you're using SolrJ, and easy way to exploit this parallelism is to use http://lucene.apache.org/solr/api/org/apac

RE: Solr 1.4 (RC) performance on multi-CPU system

2009-10-26 Thread Teruhiko Kurosaka
cene.apache.org > Subject: Re: Solr 1.4 (RC) performance on multi-CPU system > > 2009/10/26 Teruhiko Kurosaka : > > Is Solr 1.4 (Release Candidate) suppose to take advantage > of muti-CPU > > (core) system? I.e. if more than one update or search > requests come in > >

Re: Solr 1.4 (RC) performance on multi-CPU system

2009-10-26 Thread Yonik Seeley
2009/10/26 Teruhiko Kurosaka : > Is Solr 1.4 (Release Candidate) suppose to take advantage > of muti-CPU (core) system? I.e. if more than one update or > search requests come in about the same time, they can be > automatically assigned to differnt CPUs if available > (and the OS does its job right)

Solr 1.4 (RC) performance on multi-CPU system

2009-10-26 Thread Teruhiko Kurosaka
Is Solr 1.4 (Release Candidate) suppose to take advantage of muti-CPU (core) system? I.e. if more than one update or search requests come in about the same time, they can be automatically assigned to differnt CPUs if available (and the OS does its job right)? BTW, the term "multicore" in Solr dis