On Tue, Jul 30, 2013 at 12:45 AM, Steven Bower <smb-apa...@alcyon.net>wrote:

>
> - Most of my time (98%) is being spent in
> java.nio.Bits.copyToByteArray(long,Object,long,long) which is being


Steven, please
http://blog.thetaphi.de/2012/07/use-lucenes-mmapdirectory-on-64bit.html .my
benchmarking experience shows that NIO is a turtle, absolutely.

also, are you sure that fq=(vid:86XXX73 OR vid:86XXX20 ..... has good hit
ratio? otherwise it's a  well known beast.

could you also show deeper stack, to make sure what causes to excessive
reading?



-- 
Sincerely yours
Mikhail Khludnev
Principal Engineer,
Grid Dynamics

<http://www.griddynamics.com>
 <mkhlud...@griddynamics.com>

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