[G4] Where to put a 3rd hard drive?

[Crandon David]

But won't performace suffer only when the computer is accessing both 
the hard drive and the DVD drive at the same time? My DVD drive is very 
rarely in use.

David


On Jun 1, 2005, at 8:08 AM, Alex wrote:

>
> On Jun 1, 2005, at 10:14, Crandon David wrote:
>
>> I have a DP500 Gigabit Ethernet G4.
>> I already have two hard drives attached to the same bus.
>> I'd like to add a 3rd, and from what I understand it would be 
>> connected to the same bus as the DVD-ROM drive.
>
> It is possible. But it's not a good idea to have a hard disk share the 
> channel with an ATAPI device. The ATAPI command structure is more 
> complex, the DVD-ROM drive is significantly slower, so, due to the 
> nature of the ATA bus, your new hard disk's performance would likely 
> be sub-optimal.
>
> The best solution is either to add a new ATA controller card, or to 
> use the new drive externally, in a FW enclosure.
>
>> do I have to do the master-slave thing (this computer does not 
>> support cable select)?
>
> Yes, of course. If you can't use either of the two optimal solutions, 
> and your new drive will share the channel with the ATAPI device, at 
> least make sure the latter is set to slave, and the hard disk to 
> master.
>
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>
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