Re: Starting Over

2005-10-20 Thread Chase, John
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

Re: Starting Over

2005-10-20 Thread Shmuel Metz (Seymour J.)
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

Re: Starting Over

2005-10-19 Thread Dave Cartwright
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

Re: Starting Over

2005-10-18 Thread 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? 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

Re: Starting Over

2005-10-18 Thread Chase, John
-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

Re: Starting Over

2005-10-18 Thread Tom Schmidt
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

Re: Starting Over

2005-10-18 Thread McKown, John
-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

Re: Starting Over

2005-10-18 Thread Habres, Richard (GTI)
; 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

Re: Starting Over

2005-10-18 Thread Mark Zelden
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

Starting Over

2005-10-17 Thread Chase, John
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