How many boxes running your index? If it is just one, maybe distributing
your index will get you a better performance during garbage collection.

2009/1/21 wojtekpia <wojte...@hotmail.com>

>
> I'm intermittently experiencing severe performance drops due to Java
> garbage
> collection. I'm allocating a lot of RAM to my Java process (27GB of the
> 32GB
> physically available). Under heavy load, the performance drops
> approximately
> every 10 minutes, and the drop lasts for 30-40 seconds. This coincides with
> the size of the old generation heap dropping from ~27GB to ~6GB.
>
> Is there a way to reduce the impact of garbage collection? A couple ideas
> we've come up with (but haven't tried yet) are: increasing the minimum heap
> size, more frequent (but hopefully less costly) garbage collection.
>
> Thanks,
>
> Wojtek
>
> --
> View this message in context:
> http://www.nabble.com/Performance-%22dead-zone%22-due-to-garbage-collection-tp21588427p21588427.html
> Sent from the Solr - User mailing list archive at Nabble.com.
>
>


-- 
Alexander Ramos Jardim

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