In message from "David Mathog" <mat...@caltech.edu> (Thu, 20 Aug 2009 11:29:17 -0700):
"Mikhail Kuzminsky" <k...@free.net> wrote:
I moved Western Digital SATA HDD w/SuSE 10.3 installed (on dual Barcelona server) to dual Nehalem server (master HDD on Nehalem server) with Supermicro X8DTi mobo.

Which means any number of drivers will have to change. The boot could only succeed if all of these new drivers are present in the distro AND
the installation isn't hardwired to use information from the previous
system.  The first may be true,

It was, of course, the main hope

the second is almost certainly false.

... and the second can be resolved IMHO w/o difficult problems.
On Mandriva, and probably Red Hat, and maybe Suse, even cloning between
"identical" systems requires that that the file:

 /etc/udev/rules.d/61-net_config.rules

be removed before reboot as it holds a copy of the MAC from the previous system, and no two machines (should) have the same MAC even if they are otherwise identical.

SuSE have this "problem", but at least 11.1 have special setting to avoid such udev behaviour. And updating of network settings isn't a problem.

There are a lot of other files in the same
directory which I believe hold similar machine specific information.
Similarly, your /etc/modprobe.conf will almost certainly load modules
which are not appropriate for the new system.

Is there some modules which depends from processors ?
The NIC drivers isn't a problem.

If there is an /etc/sysconfig directory there may be files there that also hold 
machine specific information.  The /etc/sensors.conf configuration will also 
certainly also be incorrect.

Of course, lm_sensors and NICs settings have to be changed. But HDDs for example was the same (excluding size).

Perhaps you can successfully boot the system in safe mode and then run whatever configuration tool Suse provides to reset all of these hardware specific files?

The problem don't depends from kind of load (safemode or usual).

David Mathog
mat...@caltech.edu
Manager, Sequence Analysis Facility, Biology Division, Caltech
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