I received the following question this morning :
We are busy installing a SL8500 ATL with STK 1 drives
TST1 *Control Unit List * Row 9 of 161
Command === ___ Scroll ===
CSR
Select one or more control units, then press Enter.
All mine have no CUADD in the report I just ran.
Doug
Anton Britz wrote:
I received the following question this morning :
We are busy installing a SL8500 ATL with STK 1 drives
TST1 *Control Unit List * Row 9 of 161
Command ===
Why is it that you think you need a CUADD? Unless there are multiple control
unit images at the end of the fiber, then CUADD doesn't make sense to me.
Anton Britz antonbr...@gmail.com 2/17/2010 10:11 AM
I received the following question this morning :
We are busy installing a SL8500 ATL with
snip
According to my understanding, we need a CUADD for every controller on the
FICON
/snip
I'm not sure what a SL8500 ATL with STK 1 drives is but your
comments seem to indicate that each CU is a tape drive? Is each STK 1000
drive a contol unit and do you have the same CHP going to all
Hi:
I just recently set up the I/O configuration for a SL8500 ATL, although
we were using STK 9840C tape drives, operating in 3590 compatibility
mode. We are ESCON attached rather than FICON, but required HCD
definition had to see each tape drive as existing on its own control unit.
I can't
[mailto:ibm-m...@bama.ua.edu] On
Behalf Of Anton Britz
Sent: Wednesday, February 17, 2010 9:11 AM
To: IBM-MAIN@bama.ua.edu
Subject: SUN/STK SL8500 ATL met STK 1 drives
I received the following question this morning :
We are busy installing a SL8500 ATL with STK 1 drives
TST1 *Control Unit List
Yes, each tape drive contains it's own CU.
You can't really have the same CHP going to all the drives. Either you have
a CHP going directly to a single drive, or you have a FICON switch in the
middle. In either case the CUADD has no practical use, there is only one CU at
the end of the
Scott:
That agrees with my experience. Although my current client has ESCON and
no switches, each tape drive (and CU) had its own unique CHPid. Been
working fine here for the last several days.
Mike Myers
Mentor Services Corporation
(919) 341-5210
On 2/17/2010 6:02 PM, Scott Rowe wrote:
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