[X4U] Powerbook <> Macbook

Daly Jessup jessup at san.rr.com
Tue Jul 31 04:55:30 PDT 2007


At 1:41 AM -0700 7/31/07, Ronald Steinke wrote:
>On 30 Jul, 2007, at 9:26 PM, Ray Choiniere wrote:
>
>>I'm curious: May I conclude that it is not necessary or desirable 
>>to "Eject" the Target computer before shutting it down?
>
>As far as I know, and from my actual practices, no, it is not 
>necessary to "Eject" the target mode computer. I simply press the 
>power button and it shuts down. I have never read anything or been 
>told that it should be ejected first.

I believe it is standard practice to unmount any removeable media 
before disconnecting it. Here's an article from Apple with 6 steps 
about "how to use firewire target disk mode":
<http://docs.info.apple.com/article.html?artnum=58583>

In other articles this is repeated, as is the instruction to save and 
close any work that is open on the mounted drive before ejecting it. 
I've usually seen this explained as avoiding the possibility of data 
corruption if you disconnect the external drive while processes are 
running.

Here's one article at random from a Google search that makes that point:
<http://www.ucs.ed.ac.uk/usd/cts/ol/os/mac_osx/Panther/advanced/removable_media.html>

So I think it is prudent to include the ejection of the disk as part 
of any instructions about how to use target disk mode.

Daly
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