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Re: should an end user stick to a kernel with an initrd?



On Sat, Sep 28, 2013 at 8:49 PM, Regid Ichira <regid23@nt1.in> wrote:
> On Fri, 27 Sep 2013 19:06:43 -0400, Tom H wrote:
>> [...]
>> As I said, more or less, in a reply to Ralf, can you guarantee that no
>> other Linux user will have a disk renamed?
>>
>
>   If I understand
> http://www.debian.org/releases/stable/i386/apcs04.html.en correctly,
> then yes.  I can guarantee, as long as you don't have udev rules, or
> other deliberate commands for renaming, including, perhaps by initrd,
> that no other Linux user will have a disk renamed.  Hotplug devices
> might differ.  I am not sure if hotplug devices actually require such
> rules to guarantee stable names.

Old information. All disks pretend to be SCSI now.

That's sort of part of the problem, except, even when that page was
correct, there were conditions not mentioned.

If one drive spins up slow and comes up to speed out of order, the names change.

For instance, you have three ATA disks attached in a certain order.
They would usually be given the spin-up command in the order they are
attached, and they would usually spin up in the same order.

If, for some reason, they spin up out of order, your naming changes.


--
Joel Rees

Be careful where you see conspiracy.
Look first in your own heart.


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