From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Darryl L. Pierce" Date: Tue, 20 Apr 2010 19:49:28 +0000 Subject: Re: Extracting system UUID... Message-Id: <20100420194928.GC5138@mcpierce-desktop.usersys.redhat.com> MIME-Version: 1 Content-Type: multipart/mixed; boundary="gr/z0/N6AeWAPJVB" List-Id: References: <20100420185205.GA5138@mcpierce-desktop.usersys.redhat.com> In-Reply-To: <20100420185205.GA5138@mcpierce-desktop.usersys.redhat.com> To: linux-hotplug@vger.kernel.org --gr/z0/N6AeWAPJVB Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Tue, Apr 20, 2010 at 12:39:13PM -0700, Greg KH wrote: > Ah, as Lennart just pointed out, you really don't want to use that, it > can't be trusted on a lot of platforms. Unless you don't mind having > the same value for lots of different machines :) >=20 > What do you want to use this value for? It's going to be used to persistently and uniquely identify systems in a network. The hostname can't be used since it's possible for a system to come up with a different hostname within DHCP.=20 --=20 Darryl L. Pierce, Sr. Software Engineer @ Red Hat, Inc. Delivering value year after year. Red Hat ranks #1 in value among software vendors. http://www.redhat.com/promo/vendor/ --gr/z0/N6AeWAPJVB Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.10 (GNU/Linux) iEYEARECAAYFAkvOBUgACgkQtddqM0QFuLIaZgCgsMk8whHyJalHqwRbQ7xBRYtc vtgAoO2ItYYCvh7CG7Ir71OjNpf9uLTQ =wE/h -----END PGP SIGNATURE----- --gr/z0/N6AeWAPJVB--