I've received a few responses off-list as well as on-list, but so far only
regarding provisioning the new datacenter(s).
I'd also like to solicit ideas on how to transition from the old to the
new. To avoid changing both architecture (G5 to z/Architecture) and OS
release at the same time, assume
In [EMAIL PROTECTED], on
10/17/2005
at 12:50 PM, Chase, John [EMAIL PROTECTED] said:
If you found yourself with the opportunity to build (a) new
datacenter(s) from scratch, how would you proceed?
Is that really what you mean? Because your next paragraph seems to
imply compatibility
On Tue, 18 Oct 2005 16:10:10 -0400, Habres, Richard (GTI)
[EMAIL PROTECTED] wrote:
The only problem with leaving it on ML1 is the CPU used to do the
compression. Tape compression is in the hardware. ML1 compression is in
the software.
Not necessarily. We have ML2 on Flex-ES FakeTape(tm) and our
On Mon, 17 Oct 2005 12:50:49 -0500, Chase, John wrote:
If you found yourself with the opportunity to build (a) new datacenter(s)
from scratch, how would you proceed?
Assume you're currently running a z/OS 1.5 Bronzeplex of three LPARs on a
pair of G5 boxes, with previous-generation DASD and
-Original Message-
From: IBM Mainframe Discussion List On Behalf Of Tom Schmidt
On Mon, 17 Oct 2005 12:50:49 -0500, Chase, John wrote:
If you found yourself with the opportunity to build (a) new
datacenter(s) from scratch, how would you proceed?
[ snip ]
I would, for
On Tue, 18 Oct 2005 13:37:04 -0500, Chase, John wrote:
From: IBM Mainframe Discussion List On Behalf Of Tom Schmidt
I would, for starters, duplex the DASD (second site a.k.a. second
sight) and I'd consider having no tape library beyond the
tape drives 'required' for import/export to other
-Original Message-
From: IBM Mainframe Discussion List
[mailto:[EMAIL PROTECTED] On Behalf Of Chase, John
Sent: Tuesday, October 18, 2005 1:37 PM
To: IBM-MAIN@BAMA.UA.EDU
Subject: Re: Starting Over
-Original Message-
From: IBM Mainframe Discussion List On Behalf
; Enterprise Storage Technology
Merrill Lynch
-Original Message-
From: IBM Mainframe Discussion List [mailto:[EMAIL PROTECTED] On
Behalf Of McKown, John
Sent: Tuesday, October 18, 2005 3:53 PM
To: IBM-MAIN@BAMA.UA.EDU
Subject: Re: Starting Over
-Original Message-
From: IBM
On Tue, 18 Oct 2005 14:52:58 -0500, McKown, John
[EMAIL PROTECTED] wrote:
Many people now are saying that DASD is so cheap that even using HSM to
migrate to ML2 is counter productive. Just leave it on ML1 and make ML1
very, very large. Or don't even migrate stuff at all.
Hmmm... just the
If you found yourself with the opportunity to build (a) new datacenter(s)
from scratch, how would you proceed?
Assume you're currently running a z/OS 1.5 Bronzeplex of three LPARs on a
pair of G5 boxes, with previous-generation DASD and tape. Your workload is
traditional mainframe, consisting
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