[OS X TeX] TeXshop - preview jumping after typeset

[Alex Ross]

On Nov 10, 2008, at 8:08 PM, Christopher Menzel wrote:

> On Nov 10, 2008, at 9:22 AM, Herbert Schulz wrote:
>> On Nov 7, 2008, at 1:29 PM, Warren Nagourney wrote:
>>> My concern about speed is in part due to the fact that TeXtures on  
>>> both a G5 and the latest Intel Mac takes about 1 second to typeset  
>>> the entire TeXbook. I realize that TeXtures is carefully optimized  
>>> on both architectures, but my 200 page document takes about 20 to  
>>> 30 seconds to typeset. My book is somewhat simpler than the  
>>> TeXbook (so far).  The speed is very sensitive to the number of  
>>> apps open - with a completely "clean plate" (no apps running), the  
>>> typeset time can be a little as 10 seconds or so and this time can  
>>> treble if I have a number of apps open. This suggests memory  
>>> management issues, which inspired my question about caches or a  
>>> ram disk. (I have 1 Gb of ram).
>>
>> Howdy,
>>
>> Add more RAM. 1GB of RAM will definitely slow your computer because  
>> of lots of swapping. I'd use at least 2GB and 4GB if possible.  
>> You'll notice the difference right away.
>
> RAM is very cheap right now, at least for newer machines.  I  
> recently picked up 4GB of 800Mhz DDR2 RAM from Crucial.com for my  
> iMac for $62 (plus shipping).
>
> The move from 2GB to 4GB made a huge difference for me, though I do  
> tend to keep a lot of heavy-duty programs running.  So far I haven't  
> been able to load enough to see any discernible swapping.

I went from 1GB to 4GB on my iMac recently.  The performance gains  
were unbelievable!  No more swapping at all.