1Q2009 z/OS and Workload Management TGVL: System z Foundation 1 The Value of z/OS and Workload Management (WLM) IBM System z z10 ECz10 BC David E Brown 1Q2009 z/OS and Workload Management TGVL: System z Foundation 2 Learning Objectives z/OS Fundamentals Current Release Packaging z Architecture Requirements z/OSe Value of Workload Manager (WLM) Within Single instance of z/OS Across many instances of z/OS Value of Intelligent Resource Director (IRD) 1Q2009 z/OS and Workload Management TGVL: System z Foundation 3 Single platform Heterogeneous Integration Workload management Business resiliency & security Heterogeneous enterprise Virtualization IT simplification z/OS the mainframe operating system designed to deliver A highly available and security-rich base for integrating applications Resources optimized to meet business priorities Scalability for data and transaction growth Robust and resilient networking Business resiliency With new directions Simplifying z/OS management Extending z/OS capabilities to help manage your mixed environment z/OS IBMs flagship mainframe operating system Providing the difference for On Demand Business 1Q2009 z/OS and Workload Management TGVL: System z Foundation 4 XML System Services and specialty engines for /07 zIIP Assisted IPSec for 1.8+9/07 zIIP support 1.6+6/06 Enhanced Crypto Support for 1.7 5/06 Encryption Facility for z/OS12/05 z/OS OMEGAMON Mgt Console 12/05 Architectural Level Set 9/09 z/OS Version 1 Release 9 GA September 2007 z/OS 1.8 GA September 2006 z/OS (and z/OS.e) 1.8 end of service is September 2009* z/OS 1.7 GA September 2005 z/OS (and z/OS.e) 1.7 end of service is September 2008 z/OS 1.6 GA September 2004 z/OS (and z/OS.e) 1.6 end of service was September 30, * R11* z/OS V1.10 GA September 2008 z/OS Planned Roadmap * Statements regarding IBM future direction and intent are subject to change or withdrawal, and represents goals and objectives only. 1Q2009 z/OS and Workload Management TGVL: System z Foundation 5 End of Service Coexists with z/OS... Ship Date 9/ / /09*1.10* 9/10*1.11*9/07 9/11*1.12*9/08* 9/12*1.13*9/09* R10* xxx z/OS z800 z900 z890 z990 z9 EC z9 BC R6 R7 R8 x x x x x x x x x R9 xxx R11* xx x DS8000 DS6000 x x x x x x x TS1120 x x x x x z/OS 1.9 Coexistence-supported releases Release Coexistence-supported z/OS 1.9 z/OS 1.7, z/OS 1.8, z/OS 1.9 z/OS 1.10* z/OS 1.8, z/OS 1.9, z/OS 1.10* z/OS 1.11* z/OS 1.9, z/OS 1.10*, z/OS 1.11* z/OS.e 1.7, 1.8 supported on z800, z890, and z9 BC only. There is no z/OS.e 1.9. x** z10 EC x x x x x * Statements regarding IBM future direction and intent are subject to change or withdrawal, and represents goals and objectives only. z/OS Support Summary ** zIIP Web Deliverable required for HiperDispach support on System z10 1Q2009 z/OS and Workload Management TGVL: System z Foundation 6 z/OS Packaging DB2 RACF Resource Access and Control Facility DFSORT IMS, CICS, Websphere RMF - Resource Measurement Facility COBOL, FORTRAN, PL/I (Assembler and C part of Base) DFSMShsm Hierarchical Storage Manager DFSMSdss Data Set Services DFSMSrmm Removeable Resource Manager SDSF System Display and Search Facility Additional Priced Products Features in Base z/OS product BCP Base Control Program JES (Job Entry Subsystem) JES2 or JES3 TSO (Time Share Option) ISPF Interactive Structured Programming Facility Communications Server (TCP/IP, SNA, UNIX Networking) ICSF Integrated Cryptographic Service Facility WLM Workload Manager DFSMS Data Facility System Managed Storage SMF System Management Facility SMP/E System Maintenance Program (Extended) Lists are not complete 1Q2009 z/OS and Workload Management TGVL: System z Foundation 7 z/OSe z/OS.e is a key offerings that delivers reduced operating system pricing for new workloads Last release will be V1R8 Supporting Servers: z9 BC, z890 and z800 customers z/OS.e designed to support new workloads (e.g., Java, WebSphere, DB2, C++, ERP Middleware) and disallows execution of traditional workloads (e.g., CICS, IMS, COBOL, FORTRAN - Only limited TSO allowed) Releases match all z/OS releases in Version and Release numbers and delivery dates Priced significantly under z/OS. Replaced by zNALC *all prices are in USD and are estimates, subject to change 1Q2009 z/OS and Workload Management TGVL: System z Foundation 8 Poll Question zNALC will lower the cost of z/OS? (Yes/No) 1Q2009 z/OS and Workload Management TGVL: System z Foundation 9 z/OS: Prioritizing work in an image - WLM Resources are automatically allocated, adjusted and reallocated to meet objectives WLM will manage PUs, channels, I/O subsystems and DASD, TCP/IP connections, servers, Enables 100% utilization of capacity Policy Driven Customer Business Priorities Transactions Ad Hoc Queries Batch z/OS and WLM WLM distributes resources among workloads according to customer business priorities (Described within Policies set by the customer) across a Parallel Sysplex 1Q2009 z/OS and Workload Management TGVL: System z Foundation CF High priority Medium priority Discretionary Work WLM Across a Parallel Sysplex Workload is managed by WLM across all servers according to Customer Priorities. 1Q2009 z/OS and Workload Management TGVL: System z Foundation 11 WebSphere Apache E J S Linux images WebSphere E S J E E S z/OS image Traditional OLTP and Batch z/OS image Test z/OS image ^ zSeries System z Server Vision CPUs I/O memory network paths Virtual Servers Virtual Resources Physical Resources z/VM Large Physical Server 100% Capacity Mixed Worloads Highly Virtualized Applications close to Data 1Q2009 z/OS and Workload Management TGVL: System z Foundation 12 WLM instances running in LPARs on the same Physical Server communicate with each other and with PR/SM so that Processor and I/O Hardware resources may be automatically and dynamically distributed among the LPARs according to WLM Policies WebSphere Apache E J S Linux images WebSphere E S J E E S z/OS image Traditional OLTP and Batch z/OS image Test z/OS image ^ zSeries Intelligent Resource Director - IRD CPUs I/O memory network paths Virtual Servers Virtual Resources Physical Resources z/VM WLM provides the brains (what and when to move resources) IRD moves Hardware Resources to the LPAR with the highest Priority and Need! IRD requires that all z/OS instances must be in same Parallel Sysplex 1Q2009 z/OS and Workload Management TGVL: System z Foundation 13 Innovation Designed to Improve the Cost of Computing Since we published our last high-level perspective of the ratio between MIPS and head count in 2001, the largest z/OS installations have more than doubled their MIPS to head count ratio. L. Mieritz, M. Willis-Fleming Gartner, 2004 Data center staffing levels have not significantly changed despite large increase in volume ,272 MIPS 5,994 MIPS 260 Ops Staff 289 Ops Staff 2001 1Q2009 z/OS and Workload Management TGVL: System z Foundation 14 Mainframe education delivered to 10,000 students to date via Academic Initiative Over 230 schools enrolled (up from 20+ in early 04) Over half of the schools are outside the U.S. Over 300 professors registered Over 200 IBM mainframe ambassadors reaching out to schools worldwide Developing mainframe and enterprise computing specializations and certificate programs Customers working with IBM to reach out to schools 12 existing school courses and more planned (Networking, Security, eBusiness with Java , large scale commercial computing) Increased remote access to mainframe hubs 2nd Student Mainframe contest planned in Europe and other locations Fall 2006 Completed first contest: 700+ students from 85 schools participated in US / Canada More information :Advancing toward goal of 20,000 additional mainframe professionals by 2010 1Q2009 z/OS and Workload Management TGVL: System z Foundation 15 Learning Points - z/OS and Workload Management 1.z/OS IBMs flagship Operating System 2.Current Release of z/OS V1R10 3.z/OS release that requires z Architecture Server V1R6 (and beyond) 4.z/OSe supports only z/800, z/890, and z9 BC. z/OSe does not support CICS, IMS, or COBOL Development 5.zNALC now replaces z/OSe and is intended for New Workloads on System z and significantly lowers the cost of z/OS zNALC only effects the cost of z/OS 6.WLM is a standard subset of z/OS no additional charge 7.WLM distributes resources among workloads according to customer business priorities (Described within Policies set by the customer) across a Parallel Sysplex 8.IRD is a subset of PR/SM 9.IRD works with WLM to dynamically distribute Processor and I/O hardware resources among LPARs running on the same physical server 10.IBMs goal is to train 20,000 additional Mainframe professionals before 2010 1Q2009 z/OS and Workload Management TGVL: System z Foundation 16 End of Day