No customization,its the default standard request handler.Solr Version is
1.3

"a" is not there in stop words

Server Load ,i presume is not there , but not too sure ,not checked.

RAM :

TOTAL RAM :48GB
RAM to  JVM :18 GB ,Permgen =2GB
TOTAL INDEX SIZE of all the  multicore Instances =23GB

Timing [Cut & paste ] , I have never looked at this before

<str name="QParser">OldLuceneQParser</str><lst name="timing"><double
name="time">218.0</double><lst name="prepare"><double
name="time">6.0</double><lst
name="org.apache.solr.handler.component.QueryComponent"><double
name="time">5.0</double></lst><lst
name="org.apache.solr.handler.component.FacetComponent"><double
name="time">0.0</double></lst><lst
name="org.apache.solr.handler.component.MoreLikeThisComponent"><double
name="time">0.0</double></lst><lst
name="org.apache.solr.handler.component.HighlightComponent"><double
name="time">0.0</double></lst><lst
name="org.apache.solr.handler.component.DebugComponent"><double
name="time">0.0</double></lst></lst><lst name="process"><double
name="time">211.0</double><lst
name="org.apache.solr.handler.component.QueryComponent"><double
name="time">0.0</double></lst><lst
name="org.apache.solr.handler.component.FacetComponent"><double
name="time">0.0</double></lst><lst
name="org.apache.solr.handler.component.MoreLikeThisComponent"><double
name="time">0.0</double></lst><lst
name="org.apache.solr.handler.component.HighlightComponent"><double
name="time">0.0</double></lst><lst
name="org.apache.solr.handler.component.DebugComponent"><double
name="time">211.0</double></lst></lst></lst></lst>

Regards
Sujatha

On Fri, Aug 17, 2012 at 4:11 PM, Erik Hatcher <erik.hatc...@gmail.com>wrote:

> Just over 4M docs... no need to shard.
>
> Both your queries contain what is likely very common terms (content:a in
> the first one and content:1 in the second). Generally these are "stop
> words" and removed either during indexing or querying, but I guess not in
> your case.
>
> What's your "standard" request handler look like?  Doing anything custom
> in there?
>
> What are the timings of the components in the debugQuery=true response?
>
> Is the server under load when you're issuing these queries?   What about
> RAM?
>
> Again, what version of Solr?
>
>         Erik
>
>
>
>
> On Aug 17, 2012, at 06:35 , Sujatha Arun wrote:
>
> > Hi Erick,
> >
> > The number of documents is : 4389048
> >
> > I have given 2 queries below with timing and the number of hits
> >
> > INFO: [ipc_widget_search] webapp=/multicore_5 path=/select/
> >
> params={version=2.1&fl=*+score&stylesheet=&qt=standard&fq=&rows=100&start=0&q=content:if+content:elena+content:reads+content:at+content:a+content:rate+content:of+content:r+content:pages+content:per+content:minute+content:for+content:a+content:total+content:of+content:m+content:minutes}
> > hits=3331109 status=0 QTime=22677
> >
> > INFO: [ipc_widget_search] webapp=/multicore_5 path=/select/
> >
> params={version=2.1&fl=*+score&stylesheet=&qt=standard&fq=&rows=100&start=0&q=content:chapter+content:1}
> > hits=1919445 status=0 QTime=6677
> >
> >
> > Any time I execute the time taken to execute the first query is  > than
> > 22secs ,now it took 33 secs to execute.
> >
> > Regards
> > Sujatha
> >
> >
> > On Fri, Aug 17, 2012 at 3:30 PM, Erik Hatcher <erik.hatc...@gmail.com
> >wrote:
> >
> >> How many documents do  you have?   What are the queries?  I'd guess your
> >> query complexity (or load) is to blame here, not index size.  What
> version
> >> of Solr?
> >>
> >> Until you know what is causing the slow queries, sharding is not
> something
> >> to consider I'd say.  But yes, you would want to reindex to distribute
> the
> >> documents.
> >>
> >>        Erik
> >>
> >>
> >> On Aug 17, 2012, at 02:21 , Sujatha Arun wrote:
> >>
> >>> Hello,
> >>>
> >>> One of the Index in a multicore set up has a 3GB+ index ,and it seems
> to
> >>> take around 5000ms+ to return simple boolean queries . The Index is
> >>> not optimized
> >>> Would it make sense to shard the index as cores in the same server to
> >>> expect better response time?
> >>>
> >>> do I have to re index all over again to distribute the documents
> between
> >> 2
> >>> shards ?
> >>>
> >>> Regards
> >>> Sujatha
> >>
> >>
>
>

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