On Tue, 12 Mar 2002, Poul-Henning Kamp wrote:

> In message <[EMAIL PROTECTED]>, Rasmus Skaarup writes:
> >> How you would recognize the same disk on thre different paths is a good
> >> question.  We could implement (if we don't already have it) an
> >> ioctl/BIO_GETATTR which returns the serial number(s) of the diskdevice
> >> and you could query that.
> >
> >Hmm, but I'm not sure all kinds of storage devices have serialnumbers that
> >could be fetched (tape devices for instance?) and can we rely on the
> >hardware manufacturers to provide unique serialnumbers?
> Well, the recognition/configuration issue is not one GEOM magically can
> solve for you, but GEOM promises that if you can recognize it and
> configure it, GEOM will not get in your way for doing what you want.

But what if the name of the device somehow depended on the ID on the
device? So you could recognize the same disk on multiple hosts, and having
the same name for the device on each host.

But this should maybe be left up to the method to assign?

Best regards,
Rasmus Skaarup

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