AUTO: Kathryn Pinto/Poughkeepsie/IBM is out of the office until 06/19/2001. (returning 12/01/2008)

2008-11-22 Thread Kathryn Pinto
I am out of the office until 12/01/2008.

I may not be checking my mail. Please see Kurt Quackenbush with any
immediate concerns.


Note: This is an automated response to your message  IBM-MAIN Digest - 20
Nov 2008 to 21 Nov 2008 (#2008-326) sent on 11/21/08 11:00:05 PM.

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Re: Startio Question

2008-11-22 Thread Anne Lynn Wheeler
The following message is a courtesy copy of an article
that has been posted to bit.listserv.ibm-main as well.

[EMAIL PROTECTED] (, IBM Mainframe Discussion List) writes:
 There are typically many ways to intercept certain events inside  z/OS.  
 Causing a program interrupt with an invalid SCHID and front-ending  the 
 program 
 FLIH is just one of several ways to do it.  There is much less  overhead in 
 this 
 method than if you intercept all STARTIO macros and all  I/O interrupts, 
 since only I/O events occurring on one particular device will  cause the 
 intercept 
 to occur.

re:
http://www.garlic.com/~lynn/2008q.html#33 Startio Question
http://www.garlic.com/~lynn/2008q.html#34 Startio Question
http://www.garlic.com/~lynn/2008q.html#35 Startio Question

in the nsc/hyperchannel scenario ... the start i/o was intercepted ...
the channel program translated ... then a hyperchannel channel program
built to download the translated channel program to the (remote) device
adapter (simulating mainframe channel) ... this cold be chained to
channel program that activated the downloaded channel program ... i.e.
the download of the channel program and the execution of the downloaded
channel program could be done either as single startio ... or as
separate startios. if done as separate startios ... there would be
separate i/o interrupts ... one for the hyperchannel download of the
device channel program ... and one for the execution of the device
channel program. the interrupt associated with the execution of the
device channel program (at the remote emulated channel) would have to be
processed and then converted to simulate an interrupt for a physically,
locally attached device.

this is sort-of what got me into trouble later (in the mid-80s) with the
3090 product manager ... having chosen to simulate various kinds of
hyperchannel  telco transmission errors as channel check ...  and
being talked into substituting interface control check instead.

the reference to the NCAR nas/san implementation from the mid-80s, had a
request/message coming over hyperchannel from one of the supercomputers
to the ibm mainframe. the ibm mainframe would do various things and then
download a disk channel program into memory of the (hyperchannel) device
adapter (simulating mainframe channel). the ibm mainframe would then
respond (over hyperchannel) to the supercomputer with pointer/handle of
the specific channel program.  The supercomputer then would directly
activate the disk channel in the device adapter. the ibm mainframe
basically acted as very sophisticated disk controller  but the data
flow went directly between the disk to the supercomputers (w/o having to
pass through the ibm mainframe, aka the ibm mainframe provided the
control functions w/o being in the actual data flow).

later as part of the HiPPI  IPI3 standardization work (circa 1990)
... there was an effort to have the HiPPI switch supporting 3rd party
transfers ... as a way of migrating the NCAR nas/san implementation off
hyperchannel (and ibm mainframe) to HiPPI and IPI disks.

-- 
40+yrs virtualization experience (since Jan68), online at home since Mar70

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Re: Startio Question

2008-11-22 Thread J Ellis
You may  want to look at writing your own UIM (Unit Information Module), I
have Bustech devices installed and they use the UIM for their devices,
here's a link to a paper they gave me about them. Look under the MAS:
Principles of operation section
http://www.bustech.com/pdf/Mainframe-Appliance-for-Storage-White-Paper.pdf

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Re: TS3500 Tape Library

2008-11-22 Thread Barry Jones
I'd do a TMSDELETE to put the tape into CA-1 Delete status first.

Then after you are certain the data is copied, then run TMSDELETE again to
make them Active.

On Sat, Nov 22, 2008 at 5:03 AM, Tom Eden [EMAIL PROTECTED] wrote:

 Does anyone have a procedure that they use to input foreign tapes into a
 TS3500 library?  We have tapes that were used at a DR test and want to read
 them at home.  Currently CA-1 sees the volser's as SCRATCH tapes and no
 DSN (that is it is HEXZEROs).  We are afraid if they are injected to the
 library
 incorrectly they maybe seen as scratches and used before we can get the
 data of off them.  Someone has suggested that we update CA-1 to give the
 volser a RETPD and inject them as PRIVATE.  Also once we are done we want
 to re-init them.

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Re: TS3500 Tape Library

2008-11-22 Thread Russell Witt
Tom,

As others have stated, simply make the tape a non-scratch CA-1 tape and
insert the volume. You can either change it to DELETE  status (as Barry had
indicated) or change the expiration date to a date in the future. Changing
it to DELETE will probably be the best, since then CA-1 will assume that any
usage is of a foreign tape and no DSN checking will be performed (setting
the expiration date to the future would require using 98000 in the JCL; not
required if you set it to DELETE status).

Russell Witt
CA 1 L2 Support Manager

-Original Message-
From: IBM Mainframe Discussion List [mailto:[EMAIL PROTECTED]
Behalf Of Tom Eden
Sent: Friday, November 21, 2008 3:04 PM
To: IBM-MAIN@bama.ua.edu
Subject: TS3500 Tape Library


Does anyone have a procedure that they use to input foreign tapes into a
TS3500 library?  We have tapes that were used at a DR test and want to read
them at home.  Currently CA-1 sees the volser's as SCRATCH tapes and no
DSN (that is it is HEXZEROs).  We are afraid if they are injected to the
library
incorrectly they maybe seen as scratches and used before we can get the
data of off them.  Someone has suggested that we update CA-1 to give the
volser a RETPD and inject them as PRIVATE.  Also once we are done we want
to re-init them.

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Re: Cancel tso id - IKJEFLN2

2008-11-22 Thread Greg Price
Paul Gilmartin wrote:
 On Fri, 21 Nov 2008 07:56:01 -0400, Shmuel Metz (Seymour J.) wrote:
 Interesting:
 o With Peter DiCamillo's X 3270 and a nonstandard screen size
 o I make a tn3270 connection to VM
 o From there a VTAM connection to z/OS
 o I start SDSF from the TSO READY prompt
 o Line commands are ignored.
 o I exit with PF3 and start SDSF under ISPF.  Line commands work.
 -- gil

Hmmm, sounds like your screen had more than 4096 locations.

If it did, all inbound buffer addresses are in the 14-bit format.

SDSF probably only handles 12-bit addressing, both in and out,
but if the entire screen is repainted consecutively then the only
output buffer address you need is location zero.

The input parsing could probably be fixed with two extra
instructions (a TM followed by a BNO or JNO to skip the 12-bit
decoding acrobatics).

Under ISPF, ISPF handles all the 3270 dependencies for apps
such as SDSF.

Cheers,
Greg

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