Isn't the LVM information stored in the root filesystem ?

Alan Levy
W: 718-403-8020
C: 347-401-4629
 

-----Original Message-----
From: Linux on 390 Port [mailto:[EMAIL PROTECTED] On Behalf Of
Stephen Frazier
Sent: Tuesday, May 02, 2006 5:00 PM
To: [email protected]
Subject: Re: upgrading to sles9

When you DDR copy the 28 volumes that contain the LVM you will replace
whatever
you have on the volumes. After the copy is done there will be an LVM on
the
volumes. It doesn't matter what was on them before.

[EMAIL PROTECTED] wrote:

> I did not copy the LVM. The first pack (root, /usr, etc) was copied
from
> a
> Sles9 master server.
>
> Alan Levy
> W: 718-403-8020
> C: 347-401-4629
>
>
> -----Original Message-----
> From: Linux on 390 Port [mailto:[EMAIL PROTECTED] On Behalf Of
> Stephen Frazier
> Sent: Tuesday, May 02, 2006 1:12 PM
> To: [email protected]
> Subject: Re: upgrading to sles9
>
> Don't create the LVM. You copied the existing LVM when you copied the
> packs. If
> you DDR the packs after creating a new LVM you will wipe out the new
LVM
> and
> replace it with the old LVM.
>
> [EMAIL PROTECTED] wrote:
>
>
>>If I create an LVM after I ddr the packs, won't that wipe out whatever
>>is on those packs ?
>>
>>Alan Levy
>>W: 718-403-8020
>>C: 347-401-4629
>>
>>
>>-----Original Message-----
>>From: Linux on 390 Port [mailto:[EMAIL PROTECTED] On Behalf Of
>>Stephen Frazier
>>Sent: Tuesday, May 02, 2006 12:54 PM
>>To: [email protected]
>>Subject: Re: upgrading to sles9
>>
>>That sounds like the safe way to do it. But why don't you DD all 29
>>volumes in
>>step 3 and skip steps 1, 5, 6, and 7? You don't need to format the
>>volume before
>>you do the DDR copy to it.
>>
>>[EMAIL PROTECTED] wrote:
>>
>>
>>
>>>I currently have a sles8 server in production with an LVM of 208 gig
>>
>>(29
>>
>>
>>>mod-9 in total, 28 for the LVM).
>>>
>>>
>>>
>>>Filesystem                   1K-blocks          Used
>>>Available           Use%   Mounted on
>>>
>>>/dev/dasda1                  708568              403132
>>>269444              60%      /
>>>
>>>/dev/dasdc1                  2365444            1457024
>>>788260              65%      /usr
>>>
>>>/dev/system/vol1            208097872        181917960
15609160
>>>93%      /usr/local
>>>
>>>
>>>
>>>I would like to migrate this to a sles9 server. I cannot upgrade the
>>>server in place due to a number of
>>>
>>>customized installed products which may break during the update.
Since
>>>this is a production server, I
>>>
>>>cannot afford an outage (it gets about 1 million hits per day).
>>>
>>>
>>>
>>>I would like to create a new sles9 server and then do a conversion
but
>>>am not sure about the best
>>>
>>>way of accomplishing this. Is the following feasible?
>>>
>>>
>>>
>>>1. Get 29 new mod-9 packs and cp format them
>>>
>>>2. Create a new userid with 29 packs in the VM directory.
>>>
>>>3. Clone an exising sles9 server (ddr existing server to first new
>>
>>pack)
>>
>>
>>>4. Bring up server & configure it (different IP address than
>>
>>production,
>>
>>
>>>different OSA addr, etc)
>>>
>>>5. Activate the 28 new packs with yast.
>>>
>>>6. Create lvm with the 28 packs
>>>
>>>7. Shut down the new server and DDR the production 28 packs to the
new
>>>server.
>>>
>>>8. Install software needed for the new server.
>>>
>>>9. Bring up server and test
>>>
>>>10. Shut down production server & change ip & osa addresses of new
>>>server
>>>
>>>11. Bring up new server as the new production server.
>>>
>>>
>>>
>>>Does anyone have other suggestions or a better way of doing this ?
>>>
>>>
>>>
>>>TIA
>>>
>>>
>>>
>>>
>>>---------------------------------------------------------------------
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>>>For LINUX-390 subscribe / signoff / archive access instructions,
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>>
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>>>
>>
>>
>>--
>>Stephen Frazier
>>Information Technology Unit
>>Oklahoma Department of Corrections
>>3400 Martin Luther King
>>Oklahoma City, Ok, 73111-4298
>>Tel.: (405) 425-2549
>>Fax: (405) 425-2554
>>Pager: (405) 690-1828
>>email:  stevef%doc.state.ok.us
>>
>>----------------------------------------------------------------------
>>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,
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>
> or visit
>
>>http://www.marist.edu/htbin/wlvindex?LINUX-390
>
>
> --
> Stephen Frazier
> Information Technology Unit
> Oklahoma Department of Corrections
> 3400 Martin Luther King
> Oklahoma City, Ok, 73111-4298
> Tel.: (405) 425-2549
> Fax: (405) 425-2554
> Pager: (405) 690-1828
> email:  stevef%doc.state.ok.us
>
> ----------------------------------------------------------------------
> 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

--
Stephen Frazier
Information Technology Unit
Oklahoma Department of Corrections
3400 Martin Luther King
Oklahoma City, Ok, 73111-4298
Tel.: (405) 425-2549
Fax: (405) 425-2554
Pager: (405) 690-1828
email:  stevef%doc.state.ok.us

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