Good point
Yes from other posts I can see that
will most likely at least rename so called fallback
and look into that exec
thanks
Augie
"Schuh, Richard"
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Re: Duplicate VOLSERs at IPL
10/20/2010 12:52
PM
Please respond to
The IBM z/VM
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Not adequate. What happens if one of the devices at the lower address fails
to respond to the IPL roll call? That is a case of having only 1 device,
the wrong one, with the volser.
Regards,
Richard Schuh
> -----Original Message-----
> From: The IBM z/VM Operating System
> [mailto:ib...@listserv.uark.edu] On Behalf Of August Carideo
> Sent: Wednesday, October 20, 2010 9:44 AM
> To: IBMVM@LISTSERV.UARK.EDU
> Subject: Re: Duplicate VOLSERs at IPL
>
>
>
> and I thought all you need to do was make sure the duplicates
> where at a higher address on the string and it would hit the
> lower ones 1st and advise there was a dupe after reading
> these posts I wonder
>
>
>
>
>
> Bob Bates
>
> <robert.ba...@wel
>
> lsfargo.com>
> To
> Sent by: The IBM
> IBMVM@LISTSERV.UARK.EDU
> z/VM Operating
> cc
> System
>
> <ib...@listserv.u
> Subject
> ARK.EDU> Re: Duplicate VOLSERs
> at IPL
>
>
>
>
> 10/20/2010 12:38
>
> PM
>
>
>
>
>
> Please respond to
>
> The IBM z/VM
>
> Operating System
>
> <ib...@listserv.u
>
> ARK.EDU>
>
>
>
>
>
>
>
>
>
> How about putting a 2nd config file on the CF1, something
> like PREMNT CONFIG. The SYSTEM CONFIG has Offline_at_IPL of
> the backup packs, PREMNT has Offline of the new packs. If the
> IPL doesn't work, IPL and use fn=PREMNT on the SAPL.
>
> If everything works as planned the volumes can be brought
> online and relabeled.
>
> Bob Bates
> robert.ba...@wellsfargo.com
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> From: The IBM z/VM Operating System
> [mailto:ib...@listserv.uark.edu] On Behalf Of George Henke/NYLIC
> Sent: Wednesday, October 20, 2010 10:24 AM
> To: IBMVM@LISTSERV.UARK.EDU
> Subject: Duplicate VOLSERs at IPL
>
>
> I plan to DDRed my system disks 540RES, 540SPL, 540W01,
> 540W02, before I apply maintenance to Level 1 and PUT2PROD,
> so that I have a *hot* fallback when I IPL. the maintenance.
>
> How can I be sure the IPL will not pick up these standby
> disks but WILL pick them up if I need them for fallback? Is
> just changing the 540RES IPL address enough?
>
>
