Mainframe, Performance, Topics Podcast

Episode 27 "And Another Thing"


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Episode 27 "And Another Thing" show notes.  Long show note are here.
Follow up
  • Additional System Recovery Boost enhancements:
    • Sysplex partitioning recovery: Boosts all surviving systems in the sysplex as they recover and takes on additional workload following the planned or unplanned removal of a system from the sysplex.
    • Two more portable software instances: Db2 and IMS added to Shopz on Aug 20, 2020, in addition to CICS (Dec 2019).
    • ASK MPT

      Martin was asked about which systems in a System Recovery Boost Speed Boost situation get their GCPs sped up to full speed.

      Mainframe - Trying out Ansible for driving z/OSMF Workflows
      • Marna's been learning about Ansible and how it can drive z/OSMF work. So far with z/OSMF Workflows, from ansible-galaxy collection for ibm.ibmzoszosmf
      • Needed lots of assistance from two gracious Poughkeepsie system testers (massive thanks to Marcos Barbieri and Daniel Gisolfi !!)
        • Learning about an Ansible
        • Encountered two kinds of problems:
        • Security issues connecting the Linux environment to a large Poughkeepsie System Test z/OSMF environment
        • Workflow-related: duplicate instances when part of the playbook ran ok, and selecting an automated workflow.
        • Performance - So You Don't Think You're An Architect?
          • Brand new presentation for 2020, builds on the “who says what SMF is for?” slide in "How To Be A Better Performance Specialist"
          • Presentation talks about 3 layers
          • The Top Layer - Machines, Sysplexes And LPARs
          • The Middle Layer - Workloads And Middleware: Spikes, Restarts, Cloning, Topology, Software Levels
          • The Bottom Layer - Application Components: Db2 and MQ Accounting Trace, DDF topology, data sets
          • Fulfilling the definiton Of Architecture? Understand what's really going on and valuable to system architects
          • Topics - Notifications
            • They are unsolicited messages appearing on the device, generally interruptions whether wanted or not.
            • Examples of what is received and where/
              • IFTTT still a favorite of Marna's, mentioned in Episode 23 “The Preview That We Do” Topics topic. Martin just subscribed to Premium, but at a low-ball price.
              • How do you manage them to reduce their number.
              • An advanced topic is how you can generate your own
              • On iOS the Pushcut app: a webhook from eg IFTTT can cause a notification
              • On Android we have MacroDroid.
              • Customer requirements
                • Customer Requirement 138729 : z/OS Console message help support JES2 messages
                  • IBM response: This RFE has been delivered via APAR PH24072 at end of June 2020. It's available on both V2R3 and V2R4. The JES2 message prefix such as $ can be setup in "Configure Message Help" dialog in z/OSMF Console UI.
                  • On the blog
                    • Martin's blog posts are here
                    • Marna's blog posts are https://blog.share.org/Article/tag/marnas-musings
                    • So it goes.

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                      Mainframe, Performance, Topics PodcastBy Marna Walle