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Re: Program is exceedingly slow under Leopard?
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Re: Program is exceedingly slow under Leopard?


  • Subject: Re: Program is exceedingly slow under Leopard?
  • From: "James Long" <email@hidden>
  • Date: Tue, 30 Oct 2007 11:01:51 -0400

Thanks guys, I didn't know about Shark.  It turned out to be a problem
with Gambit using OS X's high resolution timer `setitimer`, whose
resolution was upped from 1e-2 to 1e-6 in Leopard, and was causing too
many interrupts.

Thanks for the help!

James

On 10/30/07, Thomas Engelmeier <email@hidden> wrote:
>
> On 30.10.2007, at 04:58, James Long wrote:
>
> > Unfortunately, I upgraded to Leopard, and the compiler and interpreter
> > run exceedingly slow only when reading a file and evaluating it.  The
> > actual execution speed isn't affected, only the loading and
> > constructing of the code.  I mean, I basically can't load any files
> > over 300 lines because it crawls to a halt (I have confirmed this on
> > another machine).
>
> Use Shark.app (part of the optional "Perfomance tools" (???) install
> of the Developer tools) or 'sample' from Terminal to find out where
> it's spending it's cycles...
>
> Regards,
>         Tom_E
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--
James Long
Coptix, Inc.
email@hidden
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References: 
 >Program is exceedingly slow under Leopard? (From: "James Long" <email@hidden>)
 >Re: Program is exceedingly slow under Leopard? (From: Thomas Engelmeier <email@hidden>)

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