Re: [Evms-devel] EVMS announcement

Mike Diehl (mdiehl@dominion.dyndns.org)
Tue, 5 Nov 2002 21:54:08 -0500


On Tuesday 05 November 2002 11:48 pm, Alexander Viro wrote:
> On Tue, 5 Nov 2002, Mike Diehl wrote:
> > Na, I can't ignore the debate. I can't wait to see how user-land
> > descovery will be implemented. There is something intrinsically
> > "nice" about having an OS automatically discover every aspect of a
> > machine I'm installing on. I
>
> Kernel _can't_ do that. In principle. Simply because part of the
> kernel that would know how to talk with that PCI card (which just
> happens to be a SCSI adapter) happens to be a module that lives on a
> filesystem that lives on a different server and will be accessible
> only after we configure this NIC. There is no way in hell to tell
> what devices sit on the SCSI bus behind that card. Not without
> userland participation in the process.

I don't know about you, but my NIC, fs, and Disk drivers are compiled into my
kernel. But what you describe is also pretty cool. I could have a central
server and the rest of my machines would simply become part of a cluster and
use the same drives, for the most part. Neat.

-- 
Mike Diehl
PGP Encrypted E-mail preferred.
Public Key via: http://dominion.dyndns.org/~mdiehl/mdiehl.asc

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