The writing is more than on the wall regarding the DS6800s.  I just powered 2 
of them off this morning, having completed a migration to an 8870, because IBM 
withdrew the DS6800 from support as of September 30.  

So I have a couple questions regarding the 8870 and 8880.  Since PAV/HyperPAV 
is included in the 8880 license for Ficon, will that be retro-fitted back to 
the 8870?  We don't have any PAV as we are a small shop and I couldn't justify 
the additional cost.  Will the 8880 function seamlessly in a remote mirror 
configuration from the 8870?

Rex

-----Original Message-----
From: IBM Mainframe Discussion List [mailto:[email protected]] On Behalf 
Of Timothy Sipples
Sent: Friday, October 16, 2015 1:59 AM
To: [email protected]
Subject: New IBM DS8880 Storage: For "Biggest" and "Smallest" Customers

I'd like to draw your attention to the new IBM DS8880 storage products that
IBM announced this past week. Here are some highlights that I personally
find important:

1. I know a lot of DS6800 owners are concerned among other reasons because
they're limited to 2 Gb/s FICON, and the "writing is on the wall." The IBM
z13 sports 16 Gb/s FICON and cannot fall back to 2 Gb/s channel speed, so
there's already a compatibility gap. But for many DS6800 owners the DS6800
was the perfect "small storage" solution at the time.

Fortunately, the new IBM DS8884 is here as the perfect replacement for
DS6800 storage and as new storage for other "small" mainframe customers
(and even some rather "big" ones). Physically the DS8884 is not as small as
the DS6800 -- it's a "40U19" package, meaning a "standard" rack size of
1.91 x 0.62 x 1.38 meters -- but it's still much smaller than the DS8870.
Of course the advantage of *some* physical size is that it's also more
expandable, and with higher density, higher performance drives available.

2. Storage feature licensing is simplified, and that's a great thing in my
view. When you order a DS8880 Storage System there are several standard
features including Full Disk Encryption (like the DS8870), Easy Tier, and
I/O Priority Manager. But now when you order FICON attachment you get all
of the FICON-related goodness: PAV, HyperPAV, zHPF, MIDAW, and z/OS
Distributed Data Backup as notable examples. (Most of these features simply
weren't available on the DS6800.) Everybody should have HyperPAV in my view
if only because it's so much easier to manage, and IBM seems to agree.
Really the only decision to make is whether you want Copy Services or not,
and if you do (probably) you get them all.

3. This is the no excuses, fully enterprise level, "six nines" technology
throughout, including the control code. Yes, there's full "Call Home"
service. The storage controllers are POWER8-based and expandable up to 2 TB
(!) of processor memory now, but the minimum is now up to 64 GB. (There's
also compression in your favor, remember.) All drive types are supported
including SSDs and HPFEs. I very much liked the DS6800, but once you filled
your DS6800 and expansion units you either had to add another DS6800 or
replace it with a DS8000 series unit. With the DS8884 you can start small
and grow hugely (even within the same cabinet) and without disruption. And
the DS6800 never even offered the option of flash.

4. IBM's announcement reveals that U.S. pricing "starts at $50,000." Back
in 2006 -- was it really that long ago? -- IBM's DS6800 announcement
included a starting price of $86,500 (2006 U.S. dollars), for reference.
Both of those starting prices are/were for FCP attachment (e.g. Linux on z,
z/VSE, and z/VM with FCP), though in fact the DS6800 still needed a priced
feature or two that wasn't included in the $86,500 figure -- plus drives.
No matter how you look at it, the value is dramatically improved, and the
DS8884's entry price is much lower.

5. Yes, you certainly can attach your mainframe and your other servers to
the same DS8880 series machine(s). There are many more ports and far, far
better performance than the DS6800 ever had, so you can
compress/consolidate your storage a lot more effectively and efficiently.
Be sure to factor that advantage into value/cost equations, too.

There's a great deal more information in this week's storage announcements,
so take a look when you get a chance.

I'm a big supporter of "small" mainframe customers and of IBM delivering
new, more aggressively priced, and higher value mainframe solutions. IBM is
doing that this week, again. Good news.

--------------------------------------------------------------------------------------------------------
Timothy Sipples
IT Architect Executive, Industry Solutions, IBM z Systems, AP/GCG/MEA
E-Mail: [email protected]

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