Our Compaqs take FOREVER to go through their hardware song and dance (well, actually just to spin up the drives in their arrays.)
This would let us compile a kernel, and test it out, without needing to reboot the box... That's cool. Kev. ----- Original Message ----- From: "Mark Lane" <[EMAIL PROTECTED]> To: <[EMAIL PROTECTED]> Sent: Monday, December 02, 2002 6:56 AM Subject: Re: (clug-talk) Linux Work > On Sun, 2002-12-01 at 19:41, Richard Jenniss wrote: > > On Mon, 02 Dec 2002 02:08:30 -0700 (MST) > > Trevor Lauder <[EMAIL PROTECTED]> wrote: > > > > > Yes, but technically you aren't running your install because you're still > > > have the kernel from the boot media (CD-ROM or whatever) loaded. You can > > > use the OS, true. > > > > I do not understand the technicality. > > > > We agree you can use the OS, so that's cool. > > I don't see the problem with the installer and the boot media. > > > > Does this have to do with being read-only? > > > > I see this in my lilo.conf > > > > image=/boot/bzImage > > label=linux2 > > root=/dev/hda1 > > read-only > > > > Could pivot root, and remounting a r/o drive to r/w be different? > > > Because the kernel for your install may not be the same as the kernel > used by the installer. Also unless you reboot to the installed kernel, > you can't verify that the install worked properly. It would be pretty > bad if didn't reboot after an install and find out that a writing error > corrupted kernel 3 weeks later during a power outage. > > Now it is possible to do a 2 kernel monty to switch kernels on a running > system but technically that is still a form of a reboot. It requires all > services to be shutdown and causes the system to boot (partial boot as > memory isn't cleared) to a kernel in a different memory location than > the current running kernel. A two kernel monty is generally used in a > big network boot environment to determine which kernel should be loaded > (ie Intel/Athlon SMP/NON-SMP.) Now this would still be useless with an > install as it doesn't test the lilo or grub install. > > >
