"Shark" JIT correction [was: Re: [Fwd: FWN/Issue133]]

[Paul W. Frields]

On Sun, 2008-07-27 at 11:58 -0400, Oisin Feeley wrote:
> On Wed, 23 Jul 2008 19:26:48 -0400, "Paul W. Frields"
> <stickster at gmail.com> said:
> > -------- Forwarded Message --------
> > > From: Gary Benson <gbenson at redhat.com>
> > > To: webmaster at fedoraproject.org
> > > Subject: FWN/Issue133
> > > Date: Wed, 23 Jul 2008 10:38:20 +0100
> > > 
> > > Hi,
> > > 
> > > I have a minor correction.  I was just reading FWN 133, and in this bit:
> > > 
> > >   http://fedoraproject.org/wiki/FWN/Issue133#Java.2C_So_Many_Free_Choices
> 
> <snip correction>
> 
> > For the editors -- Is this worth considering a correction?
> > 
> > Paul
> 
> It certainly is. I really appreciate the time that Gary took to clear up
> this confusion and am including the following erratum in this weeks
> FWN#136.  It's great to get feedback from the experts. I hope the
> following is more accurate.
> 
> Erratum: FWN#133 "Shark" is a JIT not a VM
> 
> GaryBenson kindly corrected an error in FWN#133 "Java, So Many Free
> Choices"[1] which reported on the work being done by Red Hat engineers
> to expand the availability of a FOSS Java across more architectures. The
> gist of the correction is that ''shark'' is not a Virtual Machine(VM) as
> stated in the article. Gary explained that OpenJDK is composed of a VM
> named "HotSpot" and a class library. "HotSpot" runs on a limited number
> of architectures and so there have been two independent attempts to
> increase VM coverage. One of these is named ''cacao'' and while it was a
> promising project it was uncertain how well it would work. The other is
> a Red Hat initiative to explicitly port HotSpot to more architectures by
> providing an interpreter named ''zero''. As ''zero'' is solely an
> interpreter it is slow and in need of a JIT. This JIT could well end up
> being ''Shark''. Thanks to Gary for taking the time to clarify this
> point. We encourage readers to correct important technical issues and
> misunderstandings and can be contacted via "news at fedoraproject.org".
> 
> [1]
> http://fedoraproject.org/wiki/FWN/Issue133#Java.2C_So_Many_Free_Choices 

What a great way to seize the opportunity, Oisin -- making sure readers
know they can write in with corrections!  Well done.

-- 
Paul W. Frields
  gpg fingerprint: 3DA6 A0AC 6D58 FEC4 0233  5906 ACDB C937 BD11 3717
  http://paul.frields.org/   -  -   http://pfrields.fedorapeople.org/
  irc.freenode.net: stickster @ #fedora-docs, #fedora-devel, #fredlug
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