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MathGroup Archive 2005

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Re: Re: Slow performance on OS X?

  • To: mathgroup at
  • Subject: [mg56639] Re: [mg56616] Re: Slow performance on OS X?
  • From: George Woodrow III <georgevw3 at>
  • Date: Sun, 1 May 2005 00:46:37 -0400 (EDT)
  • References: <d4q1mb$og1$> <d4so1c$abo$> <>
  • Sender: owner-wri-mathgroup at

I'm using Mathematica 5.1.1 on OS X 10.4 (just installed), and see no  
problems such as you described. I don't recall seeing any slowdowns  
with 10.3.x either.

The app takes longer than some others to load, but nowhere near as  
long as you report.

I'm using a 17 inch G4 PowerBook.


On 30 Apr, 2005, at 1:27 AM, Kenneth Bowman wrote:

> In article <d4so1c$abo$1 at>, "ragfield"  
> <ragfield at> wrote:
>>> 2.5 GHz, dual-processor G5 with 2 GB of RAM and OS X 10.3.9
>> I have the exact same machine you describe and I have never seen
>> problems like this (at least 5.0 & 5.1, I don't have 4.1.5 or 4.2
>> handy).  Try quitting & moving your ~/Library/Mathematica folder to
>> your desktop to see if the problem still happens.
> Thanks for the suggestion, but that didn't help.
>> Look at the CPU usage with the 'top' command or
>> /Applications/Utilities/  Does Mathematica use
>> excessive amounts of CPU time?
> No.  CPU usage remains minimal.  It takes 45-60 seconds for  
> Mathematica to
> start, during which time Activity Monitor frequently shows the  
> process as
> "hung".  Opening a short, 3-line Mathematica file takes about 20  
> seconds.
>  This is on a nearly new system.  I don't have slow-downs with any  
> other apps.
> Ken Bowman

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