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From "李银松" <leongf...@gmail.com>
Subject Re: How to improve Solr search performance
Date Wed, 09 Apr 2008 03:12:24 GMT
limiting the results? How?
I had set rows=50 fl=ID
is it what u said for limiting the results?

When I switch to writing json data, the result is better
max:14.8s     min:0.1s    avg:8.7

Error:QTime is around 1-4s ,not 1s



2008/4/9, Leonardo Santagada <santagada@gmail.com>:
>
>
> On 08/04/2008, at 23:13, 李银松 wrote:
>
> > I'm testing solr search performance using LoadRunner
> > the index contains 5M+ docs , about 10.7GB large.
> > CPU:3.2GHz*2 RAM16GB
> > The result si dispirited
> > max:19s min 1.5s avg 11.7s
> > But the QTime is around 1s
> > (simple query without facet or mlt,just fetch the top 50 IDs)
> > So it seems that XMLWriter is the bottleneck
> > Am I right? Or is there anything i can do to improve the performance?
> >
>
>
> Are you limiting the results? Because if you are not writing even a tiny
> portion of those 10gb can take 11secs for sure. If you can please see the
> diference from writing xml to writing json data.
>
> --
> Leonardo Santagada
>
>
>
>
>
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