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From Raheel Hasan <raheelhasan....@gmail.com>
Subject Re: OpenJDK or OracleJDK
Date Tue, 01 Oct 2013 08:16:46 GMT
This sounds interesting... Thanks guyz for the replies.. :)


On Tue, Oct 1, 2013 at 8:07 AM, Otis Gospodnetic <otis.gospodnetic@gmail.com
> wrote:

> Hi,
>
> A while back I remember we notices some SPM users were having issues
> with OpenJDK.  Since then we've been recommending Oracle's
> implementation to our Solr and to SPM users.  At the same time, we
> haven't seen any issues with OpenJDK in the last ~6 months.  Oracle
> JDK is not slow. :)
>
> Otis
> --
> Solr & ElasticSearch Support -- http://sematext.com/
> Performance Monitoring -- http://sematext.com/spm
>
>
>
> On Mon, Sep 30, 2013 at 11:02 PM, Shawn Heisey <solr@elyograg.org> wrote:
> > On 9/30/2013 9:28 AM, Raheel Hasan wrote:
> >> hmm why is that so?
> >> Isnt Oracle's version a bit slow?
> >
> > For Java 6, the Sun JDK is the reference implementation.  For Java 7,
> > OpenJDK is the reference implementation.
> >
> > http://en.wikipedia.org/wiki/Reference_implementation
> >
> > I don't think Oracle's version could really be called slow.  Sun
> > invented Java.  Sun open sourced Java.  Oracle bought Sun.
> >
> > The Oracle implemetation is likely more conservative than some of the
> > other implementations, like the one by IBM.  The IBM implementation is
> > pretty aggressive with optimization, so aggressive that Solr and Lucene
> > have a history of revealing bugs that only exist in that implementation.
> >
> > Thanks,
> > Shawn
> >
>



-- 
Regards,
Raheel Hasan

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