ok thanks for the reply.... The field having values like 60kb each....

Furthermore, I have realized that the issue is with MySQL as its not
processing this table when a "where" is applied....

Secondly, I have turned this field to "*stored=false*" and now the "*select/
*" is fast working again....



On Wed, Jun 5, 2013 at 6:56 PM, Shawn Heisey <s...@elyograg.org> wrote:

> On 6/5/2013 3:08 AM, Raheel Hasan wrote:
> > Hi,
> >
> > I am trying to index a heavy dataset with 1 particular field really too
> > heavy...
> >
> > However, As I start, I get Memory warning and rollback
> (OutOfMemoryError).
> > So, I have learned that we can use -Xmx1024m option with java command to
> > start the solr and allocate more memory to the heap.
> >
> > My question is, that since this could also become insufficient later, so
> it
> > the issue related to cacheing?
> >
> > here is my cache block in solrconfig:
> >
> > <filterCache class="solr.FastLRUCache"
> >                  size="512"
> >                  initialSize="512"
> >                  autowarmCount="0"/>
> >
> > <queryResultCache class="solr.LRUCache"
> >                      size="512"
> >                      initialSize="512"
> >                      autowarmCount="0"/>
> >
> > <documentCache class="solr.LRUCache"
> >                    size="512"
> >                    initialSize="512"
> >                    autowarmCount="0"/>
> >
> > I am thinking like maybe I need to turn of the cache for "documentClass".
> > Anyone got a better idea? Or perhaps there is another issue here?
>
> Exactly how big is this field?  Do you need this giant field returned
> with your results, or is it just there for searching?
>
> Caches of size 512, especially with autowarm disabled, are probably not
> a major cause for concern, unless the big field is big enough so that
> 512 of them is really really huge.  If that's the case, I would reduce
> the size of your documentCache, not turn it off.
>
> The value of ramBufferSizeMB elsewhere in your config is more likely to
> affect how much RAM gets used during indexing.  The default for this
> field as of Solr 4.1.0 is 100.  Most people can reduce this value.
>
> I'm writing a reply to another thread where you are participating, with
> info that will likely be useful for you too.  Look for that.
>
> Thanks,
> Shawn
>
>


-- 
Regards,
Raheel Hasan

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