IBM eServer zSeries 900 Technical Guide.

Front cover -- Contents -- Notices -- Trademarks -- Preface -- The team that wrote the second edition -- The team that wrote the first edition -- Notice -- Comments welcome -- Chapter 1. zSeries 900 overview -- 1.1 Introduction -- 1.2 z900 family models -- 1.3 System functions and features -- 1.3.1 Processor -- 1.3.2 Memory -- 1.3.3 I/O connectivity -- 1.3.4 Cryptographic coprocessors -- 1.3.5 Parallel Sysplex support -- 1.3.6 Intelligent Resource Director -- 1.3.7 Workload License Charge -- 1.3.8 Hardware consoles -- 1.4 Concurrent upgrades -- 1.5 64-bit z/Architecture -- 1.6 z900 Support for Linux -- 1.7 Autonomic Computing -- Chapter 2. zSeries 900 system structure -- 2.1 Design highlights -- 2.2 System design -- 2.2.1 20-PU system structure -- 2.2.2 12-PU system structure -- 2.2.3 Processing units -- 2.2.4 Reserved Processors -- 2.2.5 Processing Unit assignments -- 2.2.6 Processing Unit sparing -- 2.3 Modes of operation -- 2.3.1 Basic Mode -- 2.3.2 Logically Partitioned Mode -- 2.4 Model configurations -- 2.4.1 General purpose models -- 2.4.2 Capacity models -- 2.4.3 Coupling Facility model -- 2.4.4 Hardware Management Console -- 2.4.5 Frames -- 2.4.6 CPC cage -- 2.4.7 MultiChip Module design -- 2.4.8 PU design -- 2.5 Memory -- 2.5.1 Memory configurations -- 2.5.2 Storage operations -- 2.5.3 Reserved storage -- 2.5.4 LPAR storage granularity -- 2.5.5 LPAR Dynamic Storage Reconfiguration -- 2.6 Channel Subsystem -- 2.6.1 Channel Subsystem overview -- 2.6.2 Channel Subsystem operations -- 2.6.3 Channel Subsystem structure -- 2.6.4 Self Timed Interfaces -- 2.6.5 I/O cages -- 2.6.6 Channels to SAP assignment -- 2.6.7 Channel feature cards -- Chapter 3. Connectivity -- 3.1 Connectivity overview -- 3.1.1 Configuration planning -- 3.1.2 Channel features support -- 3.1.3 CHPID assignments.

3.1.4 HiperSockets (iQDIO) and Internal Coupling-3 (IC-3) channel definitions -- 3.1.5 Enhanced Multiple Image Facility -- 3.1.6 Channel planning for availability -- 3.1.7 Configuration guidelines and recommendations -- 3.2 Parallel channel -- 3.2.1 Connectivity -- 3.3 ESCON channel -- 3.3.1 Connectivity -- 3.4 Fibre Connection channel -- 3.4.1 Description -- 3.4.2 Connectivity -- 3.4.3 Migrating from ESCON to FICON connectivity -- 3.4.4 FICON distance solutions -- 3.5 FICON channel in Fibre Channel Protocol (FCP) mode -- 3.5.1 Connectivity -- 3.6 Open Systems Adapter-2 channel -- 3.6.1 Connectivity -- 3.7 OSA-Express channel -- 3.7.1 Connectivity -- 3.8 External Time Reference -- 3.8.1 Connectivity -- 3.9 Parallel Sysplex channels -- 3.9.1 Connectivity -- 3.10 HiperSockets -- 3.10.1 Connectivity -- Chapter 4. Cryptography -- 4.1 Cryptographic function support -- 4.2 Cryptographic hardware features -- 4.2.1 z900 cryptographic feature codes -- 4.2.2 Cryptographic Coprocessor (CCF) standard feature -- 4.2.3 PCI Cryptographic Coprocessor (PCICC) feature -- 4.2.4 PCI Cryptographic Accelerator (PCICA) feature -- 4.3 Cryptographic RMF monitoring -- 4.4 Software Corequisites -- 4.5 Certification -- 4.6 References -- Chapter 5. Sysplex functions -- 5.1 Parallel Sysplex -- 5.1.1 Parallel Sysplex described -- 5.1.2 Parallel Sysplex summary -- 5.2 Coupling Facility support -- 5.2.1 Coupling Facility Control Code (CFCC) -- 5.2.2 Model 100 Coupling Facility -- 5.2.3 Operating system to CF connectivity -- 5.2.4 ICF processor assignments -- 5.2.5 Dynamic CF dispatching and dynamic ICF expansion -- 5.3 System-managed CF structure duplexing -- 5.3.1 Benefits -- 5.3.2 Solution -- 5.3.3 Configuration planning -- 5.4 Geographically Dispersed Parallel Sysplex -- 5.4.1 GDPS/PPRC -- 5.4.2 GDPS/XRC -- 5.4.3 GDPS and z900 features -- 5.5 Intelligent Resource Director.

5.5.1 IRD overview -- 5.5.2 LPAR CPU management -- 5.5.3 Dynamic Channel Path Management -- 5.5.4 Channel Subsystem Priority Queueing -- 5.5.5 WLM and Channel Subsystem priority -- 5.5.6 Special considerations and restrictions -- 5.5.7 References -- Chapter 6. Capacity upgrades -- 6.1 Concurrent upgrades -- 6.2 Capacity Upgrade on Demand (CUoD) -- 6.3 Customer Initiated Upgrade (CIU) -- 6.4 Capacity BackUp (CBU) -- 6.5 Nondisruptive upgrades -- 6.5.1 Upgrade scenarios -- 6.5.2 Planning for nondisruptive upgrades -- Chapter 7. Software support -- 7.1 Operating system support -- 7.2 z/OS and OS/390 -- 7.3 z/VM and VM/ESA -- 7.4 Linux -- 7.5 VSE/ESA -- 7.6 TPF -- 7.7 64-bit addressing OS considerations -- 7.8 Migration considerations -- 7.8.1 Software and hardware requirements -- 7.8.2 Considerations after concurrent upgrades -- 7.9 Workload License Charges -- Appendix A. Reliability, availability, and serviceability functions -- A.1 RAS concepts -- A.2 RAS functions of the processor -- A.3 RAS functions of the memory -- A.4 RAS functions of the I/O -- A.5 Other RAS enhancements -- Appendix B. Hardware Management Console and Support Element -- B.1 Hardware Management Console (HMC) -- B.2 Support Elements -- B.3 HMC to SE connectivity -- B.4 Remote operations -- B.5 HMC and SE functions -- Appendix C. z900 upgrade paths -- C.1 Vertical upgrade paths within z900 -- C.2 Horizontal upgrade paths from S/390 G5/G6 to z900 -- C.3 Upgrade paths for z900 Coupling Facility model -- Appendix D. Resource Link -- Appendix E. CHPID Mapping Tool -- Appendix F. Environmental requirements -- F.1 Server dimensions - plan view -- F.2 Shipping specifications -- F.3 Power requirements -- Appendix G. Fiber cabling services -- G.1 Fiber connectivity solution options -- G.2 zSeries Fiber Cabling Service for z800 and z900 -- G.3 Fiber Transport Services (FTS) -- Glossary.

Related publications -- IBM Redbooks -- Other resources -- Referenced Web sites -- How to get IBM Redbooks -- IBM Redbooks collections -- Index -- Back cover.

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Electronic reproduction. Ann Arbor, Michigan : ProQuest Ebook Central, 2024. Available via World Wide Web. Access may be limited to ProQuest Ebook Central affiliated libraries.