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Re: sid installation to SATA disk

lsorense@csclub.uwaterloo.ca (Lennart Sorensen) writes:

> On Sun, Feb 13, 2005 at 10:59:21AM -0800, Toshikazu Aiyama, Ph.D. wrote:
>> Thank you for your advice.  I know it's a lost cause.  And SATA
>> behaves more like SCSI.
>> But I like two thing about IDE incomparison to SCSI.
>> 1) It can have up to 63 partitions.  SCSI device is allowed only
>> 15 partitions.  I need to adapt to LVM, I know.
>> 2) No change of device name: If you connect to hdf, it is hdf
>> regardless of you installed hde.  If your SCSI device detection
>> is in different order, then suddenly sdc is your sda.  It's a
>> kind of a relative world.  And it's hard to know sometimes where
>> you are!
>> But it has decided upstream somewhere, I simply need to adapt to
>> it.  I really appreciate your advice, but I want to mention my
>> lament.
> Yeah linux is unfortunately one of the few unixes that does NOT have
> device names that map directly to a scsi bus,id,lun of the device.  A
> real shame and very odd given how ide is handled.  Of course I think
> with devfs is did have such devices for scsi, although I don't know if
> udev does.

You can configure it that way.

> On the other hand having sda be the first found disk is very handy for
> booting from software raid1 if a drive fails.  It probably wouldn't be
> to hard to work with even if it didn't though.

Use LABEL= or UUID=. Much better than hardcoding a device.

> Len Sorensen


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