[Ti] Weird Screen Behavior...
David Remahl
david at ittpoi.com
Thu Mar 6 02:41:15 PST 2003
> According to David Remahl:
>
>> Heh...That's funny. Those two applications are the only ones that
>> crash regularly on my machine :-). Well, there are a few others that
>> do it too, but very seldom. Word crashes as soon as I touch it (which
>> is why I don't :) and Photoshop crashes every once in a while.
>>
>> In conclusion, running Mac OS X with less than 1 GB of hard disk
>> space is a BadThing. Having less than 400MB free (which Photoshop
>> could certainly cause with its internal disk swap) - is a
>> ReallyBadThing, and is known to cause the system to forget
>> preferences. With even less space available, you risk the whole
>> system, in case it runs out of VM (an ExtremelyBadThing).
>>
>> / Rgds, David Remahl
>
> Now that you mention it, I have heard of the 80 MB 'chunk' of Swap
> space, as a block, that gets incremented. I've ben trying to figure
> out what invisible thing is taking up 1.25 GB of space on my internal
> drive.
Most likely, the 1.25GB is eaten up by a mathematics exercise:
Hard disk manufacturers like to define 1 GB as 1000 * 1000 * 1000 = 1
000 000 000 bytes.
Operating system manufacturers like to define 1 GB as 1024 * 1024 *
1024 = 1 072 693 248 bytes.
Therefore, if a hard drive is speced at 30 GB, that means 30 000 000
000 bytes. Using 1024 per K, that gives us:
30 000 000 000 / 1 072 693 248 = 27.966 GB
Which could be an explanation to where your 1.25 GB's went (the 750 MB
discrepancy I can't explain :).
<snip>
> Basically, what I was saying is that Photoshop and OSX like lots of
> clean, non-fragmented breathing room, and as much RAM as possible. And
> the whole system, apps, utilities, and OS, included, benefits greatly
> from an accurate, non-fragmented Directory, whether you run graphic
> converter, or P-Shop, makes no difference. A Directory in disarray, as
> well as a drive in a fragmented state, only bring everything down,
> inexorably, over time. Period
Yes. :-)
/ David
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