Oh and we are not moving the LPAR but the DASD we are booting from.

On Mon, Jul 20, 2009 at 12:34 PM, Paul Meier <[email protected]> wrote:

> Thanks for the heads up. The addresses of the disks will be different and
> we do not have VM. Will changing the references to by-path allow me to
> change then the UCB addresses to the correct new ones? The disk will be
> completely mirrored over to a new one on a different box.
>
>
>
> On Mon, Jul 20, 2009 at 11:46 AM, David Boyes <[email protected]>wrote:
>
>> >  What would I need to change to make sure this works.
>>
>> First thing, download and run
>> www.sinenomine.net/download/sane-dasd-update to change the by-id
>> references you have in your /etc/fstab to by-path BEFORE you lose the old
>> disks.  The way things are now, your system is irrevocably linked to the
>> physical disk ids it's installed on, and it WILL NOT BOOT if you copy it to
>> another disk.  If you can, get them to define the disks at the same
>> addresses in the new LPAR. Then you can shut down the Linux system
>> completely, and use ADRDSSU or DDR (if you have VM) to copy the disks over.
>>
>> FSTAB has entries but they seem to be only the last two digits of the 4
>> character hex UCB. For example:
>>
>> /dev/disk/by-id/ccw-HTC.55000000010957.4c14.ee-part1
>> Where the UCB is E4EE.
>>
>> Second I know I can use vgexport for the lvm, but would that be all?
>>
>> Lastly how can I check if hyper-pav is enabled?
>>
>> Thanks!
>>
>> -Paul
>>
>> ----------------------------------------------------------------------
>> For LINUX-390 subscribe / signoff / archive access instructions,
>> send email to [email protected] with the message: INFO LINUX-390 or
>> visit
>> http://www.marist.edu/htbin/wlvindex?LINUX-390
>>
>>
>>
>> ----------------------------------------------------------------------
>> For LINUX-390 subscribe / signoff / archive access instructions,
>> send email to [email protected] with the message: INFO LINUX-390 or
>> visit
>> http://www.marist.edu/htbin/wlvindex?LINUX-390
>>
>
>

----------------------------------------------------------------------
For LINUX-390 subscribe / signoff / archive access instructions,
send email to [email protected] with the message: INFO LINUX-390 or visit
http://www.marist.edu/htbin/wlvindex?LINUX-390

Reply via email to