Re: Friday!

2019-07-22 Thread Mark Nelson
IBM Mainframe Discussion List  wrote on
07/19/2019 06:16:33 PM:
>
>  Who remembers how to "ripple core" on a 360/75J?   Back in the
> day, I was taught that it "wrote un-digit zeros" to all storage
> locations (main + LCS) on the box.   If course, an IPL was required
> after this was done.
>
>  Not sure how widely it was used.   A simple yes or no is OK if
> you cannot provide details.

Bob, in the very early 80's, I was a computer operator at Time Sharing
Resources (TSR) in Great Neck, LI.  We had two S360/75Js running APL in a
three-partition DOS environment. Prior to each IPL, we had to "clear
memory" using the console switches on the very impressive 360/75 light
panel/console.

The process was:

1. Load GR 0 with zeros.
2. Set the data keys with a multiple-store instruction (Op code 90,
R2 other than 0, all other positions zero).
3. Press the load A-B regs push button.
4. Turn on the enable storage ripple switch.
5. Press start.

Successive storage locations are stored with zeros. Storage wraps
around and keeps running until computer or system reset is pressed.


I'd like to say that I remembered all of this over the 37-years since I
IPLed a 360/75. That would not be true. The process is described in "Field
Engineering Manual of Instruction, 2075 Processing Unit - Volume 4" which
is on bitsavers.org (
http://www.bitsavers.org/pdf/ibm/360/fe/2075/223-2875-1_2075_Processing_Unit_Field_Engineering_Manual_Volume_4_Mar66.pdf
).

Five 360/75Js (running a modified version of OS/360 called RTOS)
constituted the Apollo Real Time Computing Complex. At the time that I
worked at TSR there was a rumor that the machines had been purchased from
NASA. I've never been able to confirm that rumor.

  - Mark



Mark Nelson, CISSP®, CSSLP®
z/OS Security Server (RACF) Design and Development
IBM Corporation
2455 South Road MS/P388
Poughkeepsie, NY 12601

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NY Metro NaSPA Chapter Meeting: Wednesday, 18 April, 2018

2018-04-09 Thread Mark Nelson
The next NY Metro NaSPA Chapter meeting is on Wednesday, 18 April, 2018, in
room 1219 in the IBM Building at 590 Madison Avenue, NYC, from 10:00 A.M.
until 4:30 P.M. The four sessions below are on the agenda:

  "Using Python on Z (An Introduction into Big Data on Big Iron)", Joe
  Bostian, IBM

  Abstract: An introductory walk-through for implementing data science
  with z/OS using Python and the Anaconda Package Manager. The
  walk-through will focus on using mathematical libraries in Python,
  highlighting techniques used by the data-scientist, and showing the
  value of open source software. Its goal is to highlight the tools of
  the trade and give you a starting ground for releasing Python on your
  system.

  About the Speaker:  Joe Bostian has spent his career at IBM enabling,
  porting, and promoting the use of middleware and open source software
  on IBM Z.  He is a data science architect and a technical lead for
  the IBM Open Data Analytics team.  He has a BS in computer science
  from Purdue University and an MS in computer science from Rensselaer.


  "WebSphere Liberty Batch - Running Batch Workload on zIIPs:
  Modernizing Your Batch Workload to Run on zIIPs with WebSphere
  Liberty JSR-352 Support", David Follis, IBM

  Abstract: You want to "modernize"" your batch applications.  You want
  to reduce costs by running the batch workload on zIIP processors.
  You want to exploit Java Batch support in WebSphere Liberty.  Come
  find out about how the open standard for Java Batch (JSR-352) can
  meet your application programmer's needs while integrating a Java
  Batch workload into your existing batch infrastructure.

  About the Speaker: David Follis has been with IBM for almost 30 years
  and has been a member of the IBM WebSphere Application Server
  development team for 20 years.  He is the runtime architect for WAS
  on z/OS and is the lead architect for IBM WebSphere Java Batch.


  "Using Encryption and Compression on zFS Filesystems", Vivian
  Morabito, IBM

  Abstract:  The one takeaway from encryption is that configuration is
  confusing, has a big learning curve and zFS has significant
  differences and considerations over BSAM/VSAM datasets. This
  presentation focuses solely on zFS encryption, both from a DFSMS/ICSF
  view and also the specific zFS view including: the zFS portion of
  configuration, BPX parmlib mounts, ICSF availability, migration of
  existing data sets to encrypted state, and backing out encryption.

  About the Speaker: Vivian Morabito is a function tester on the zFS
  squad at IBM Poughkeepsie, where she also  serves as the squad
  iteration manager. She holds a BS in Mathematics from Rochester
  Institute of Technology, and an MS in Operations Research from Union
  College.

  "Understanding the z/OS System Trace", John Shebey, IBM

  Abstract: The z/OS system trace table is the "black box" of the
  system that z/OS debugging experts turn to when analyzing a problem.
  Have you ever wished you could read it more fluently? In this
  session, John Shebey, a seasoned member of the  z/OS level 2 team,
  discusses practical examples, and useful tips and tricks in
  extracting key information out of the z/OS system trace (IP SYSTRACE)
  to debug problems.

  About the Speaker: John Shebey is a Senior Software Engineer at IBM
  Poughkeepsie, where he leads the z/OS UNIX Level 2 Support team.
  John has been with IBM for 20 years and is the z/OS Service Rep for
  SHARE.  He holds a BS degree in Mathematics from Virginia Tech.


Registration: Registration is required . Please RSVP to mar...@us.ibm.com
as soon as is possible if you are thinking of attending, but no later than
noon ET on Tuesday, 17 April.

The meeting is open to non-NaSPA members and is free.  Please pass this
invitation on to your colleagues!

 - Mark


Mark Nelson, CISSP®, CSSLP®
z/OS Security Server (RACF) Design and Development
IBM Corporation
2455 South Road MS/P388
Poughkeepsie, NY 12601
mar...@us.ibm.com

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NY Metro NaSPA Chapter Meeting: Wednesday, 5 October, 2016

2016-09-28 Thread Mark Nelson
The next NY Metro NaSPA Chapter meeting is on Wednesday, 5 October, 2016,
at the IBM Building at 590 Madison Avenue, Room 1219, NYC, from 10:00 AM
until 4:00 PM. These are the sessions that are on the agenda:

  "Becoming the Center of the Business Cloud Universe", Frank  DeGilio,
  IBM

  Abstract: Cloud is growing up. No longer focused on providing cheap
  Linux instances, Cloud is increasingly focused on providing new
  capabilities quickly, with security and availability at a low cost.
  With this goal, the differences that have marked the mainframe as a
  liability, become a strength to be embraced. How do you leverage this
  to become the linchpin of your businesses cloud strategy? This
  session will talk about what you need to do to become the center of
  the Business Cloud Universe.


  "Seriously? JSON Parsing and HTTP Services in Native z/OS?
  Absolutely!", Steve Warren, IBM

  Abstract: The world is rapidly changing. REST API interfaces and web
  applications are growing at an astronomical rate as a uniform way of
  getting at data and resources. But how can a native z/OS application
  participate with such interfaces and leverage this kind of
  interaction? The answer is: not easily until now! Introducing the new
  z/OS Client Web Enablement Toolkit, which provides a native z/OS
  client running in just about any environment with core operating
  system APIs that easily enable an application to add REST API
  interfaces by providing both an HTTP enabler and JSON services. Your
  legacy or new application (written in COBOL, PL/I, C, or Assembler)
  can now, thru the use of a set of simple APIs, easily access these
  services.

  This session will introduce the toolkit, show some of its features,
  and demonstrate how a program can quickly leverage a REST API
  interface without having to deal with socket programming,
  implementing all the nuances of the HTTP architecture, or having to
  understand the intricacies of how to deal with such things as
  cookies, redirects, proxies and SSL By the end of the session, you
  will see that all z/OS applications can now have REST APIs easily
  within their grasp!


  SMF: The Old Dog has Learned Some New Tricks!, Steve Jones, IBM

  Abstract:  In the first half of this presentation, we will discuss at
  a high level some of the new features added to the SMF component in
  recent years.  In the last half, we will go in-depth on the most
  recent feature:  the SMF Real Time Interface, a callable service that
  recently GA'd for z/OS releases 2.1 and 2.2.


  The Future of z Systems Documentation: IBM Knowledge Center and
  Beyond, Geoffrey K. Smith, Jodi Everdon, and Susan Shumway, IBM

  Abstract: Come learn how to find the information that you need for
  your z Systems environment. We'll cover existing and forthcoming
  information formats and retrieval methods, including a brief
  explanation of how you can use the Watson APIs with Bluemix. In
  addition, we will discuss how Agile and IBM Design Thinking have
  changed the way we work, internally and with users like you, to
  enhance the information experience.


Registration: Registration is required . Please RSVP to mar...@us.ibm.com
as soon as is possible if you are thinking of attending, but no later than
noon ET on Tuesday, 4 October.

The meeting is open to non-NaSPA members and is free.  Please pass this
invitation on to your colleagues!

  - Mark



Mark Nelson, CISSP®, CSSLP®
z/OS Security Server (RACF) Design and Development
IBM Corporation
2455 South Road MS/P388
Poughkeepsie, NY 12601
(845) 435-7758, tie line 8+295-7758, fax (845) 432-9787
mar...@us.ibm.com

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NY Metro NaSPA Chapter Meeting: Tuesday, 29 October 2013

2013-10-24 Thread Mark Nelson
 than 90% of his three decade career
  with IBM, Mark has nurtured the XCF and XES components of z/OS.
  These components are the foundation on which all sysplex applications
  stand.  Some of Mark's babies include the XCF Signalling Service, CF
  Structure Duplexing, XCF Client/Server Services, and XCF Note Pad
  Services.  To this day, Mark continues to design, develop, diagnose,
  decipher, and describe XCF and XES services.  He is a frequent
  speaker at SHARE and the IBM System z Technical University.

  Are you Aware of how IBM zAware can Improve z/OS Availability?,
  Christopher Brooker, IBM

  IBM zAware is the latest addition in IBM's continuing drive to
  improve System z availability by early detection of anomalies in z/OS
  system behavior.  IBM zAware uses analytics to learn normal z/OS
  OPERLOG message patterns and detect differences in the current
  traffic. In this session,  we will cover how the data is summarized,
  how the model is built, and how the real-time message traffic is
  analyzed. We will show (via demo or slides) how IBM zAware can be
  used to help identify problems on z/OS systems before they build up
  to a more serious outage and show how the GUI helps speed diagnosis
  of a problem.

  About the speaker: Chris Brooker is an Advisory Software Engineer at
  the IBM Poughkeepsie Lab. He has spent 12 years developing and
  servicing the Global Resource Serialization (GRS) component of z/OS.
  He joined the IBM zAware team in 2012 and has performed development,
  test, and service for the team. Chris has spoken about GRS at SHARE
  and is a frequent contributor to the z/OS Hot Topics Newsletter.

Registration: Registration is required . Please RSVP to mar...@us.ibm.com
as soon as is possible if you are thinking of attending, but no later than
Noon ET on Monday,  28 October.

The meeting is open to non-NaSPA members and is free.  Please pass this
invitation on to your colleagues!

Thanks!!! - Mark



Mark Nelson, CISSP®, CSSLP®
z/OS Security Server (RACF) Design and Development
IBM Corporation
2455 South Road MS/P388
Poughkeepsie, NY 12601
(845) 435-7758, tie line 8+295-7758, fax (845) 432-9787
mar...@us.ibm.com

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NY Metro NaSPA Chapter Meeting: Tuesday, 19 March 2013

2013-03-10 Thread Mark Nelson
 
the design of the zEC12 microprocessor. Kevin received an IBM Corporate 
award in 2009, and has recently received the 2012 Asian American Engineer 
Of the Year award from the Chinese Institute of Engineers USA. 

Parallel Sysplex Resiliency, Nicole Fagen, Senior Software Engineer, IBM

A properly configured parallel sysplex can deliver near continuous 
availability. Often properly configured is equated with redundancy. Yes, 
redundancy is certainly a critical factor for enabling a sysplex to 
deliver on its promise of availability. But it is not sufficient.  What 
one really needs is for the sysplex to be resilient. That is, the sysplex 
needs to be able to quickly resume normal operation after experiencing 
illness (such as sympathy sickness), change (such as reconfiguring of 
hardware or software), or misfortune (such as failures). In this 
presentation, we take redundancy as a given and explore ways to improve 
the resiliency of the sysplex. The topics were selected based on real 
world customer experiences.  In particular we look at things like Sysplex 
Failure Management (SFM) parameters, the use of BCPii to detect failed 
systems, procedures for upgrading Coupling Facilities, Health Checks, and 
more. 

About the speaker: Nicole Fagen is the z/OS Parallel Sysplex Support Lead. 
 She has 13 years of experience debugging problems in the sysplex arena. 
 Nicole began her career debugging and helping customers in system logger, 
RRS, consoles and health checker.  She moved to the heart of the sysplex 
components XES, XCF and GRS 7 years ago.  In addition to debugging, Nicole 
is an advocate for high availability configurations and resiliency. 

Registration:   Registration is required . Please RSVP to 
mar...@us.ibm.com as soon as is possible if you are thinking of attending, 
but no later than Noon ET on Monday,  18 March. 

The meeting is open to non-NaSPA members and is free.  Please pass this 
invitation on to your colleagues! 

Thanks!!! - Mark 
Mark Nelson, CISSP®, CSSLP®
z/OS Security Server (RACF) Design and Development
IBM Corporation
2455 South Road MS/P388
Poughkeepsie, NY 12601
(845) 435-7758, tie line 8+295-7758, fax (845) 432-9589
mar...@us.ibm.com

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NY Metro NaSPA Chapter Meeting: Tuesday, 30 October 2012

2012-10-14 Thread Mark Nelson
, we take redundancy as a given and explore ways to improve 
the resiliency of the sysplex. The topics were selected based on real 
world customer experiences.  In particular we look at things like Sysplex 
Failure Management (SFM) parameters, the use of BCPii to detect failed 
systems, procedures for upgrading Coupling Facilities, Health Checks, and 
more. 

About the speaker: Nicole Fagen is the z/OS Parallel Sysplex Support Lead. 
 She has 13 years of experience debugging problems in the sysplex arena. 
 Nicole began her career debugging and helping customers in system logger, 
RRS, consoles and health checker.  She moved to the heart of the sysplex 
components XES, XCF and GRS 7 years ago.  In addition to debugging, Nicole 
is an advocate for high availability configurations and resiliency. 


Registration:   Registration is required . Please RSVP to 
mar...@us.ibm.com as soon as is possible if you are thinking of attending, 
but no later than Noon ET on Monday,  29 October. 

The meeting is open to non-NaSPA members and is free.  Please pass this 
invitation on to your colleagues! 

Thanks!!! - Mark 
Mark Nelson, CISSP®, CSSLP®
z/OS Security Server (RACF) Design and Development
IBM Corporation
2455 South Road MS/P388
Poughkeepsie, NY 12601
(845) 435-7758, tie line 8+295-7758, fax (845) 432-9589
mar...@us.ibm.com 


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