IBM manual IBM zSeries 990 and z/OS Reference Guide

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IBM ^zSeries 990 and z/OS

Reference Guide

August 2004

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Contents IBM zSeries 990 and z/OS Reference Guide Table of Contents What does an on demand company look like? ZSeries OverviewTools for Managing e-business To huge increases in user activityArchitecture Operating System Support ArchitectureTion IBM zSeriesBase Ratio Z990 Design and Technology MultiChip Module is the technology cornerstone for Z990 Models Z990 Family ModelsZ990 and IBM On/Off Capacity on Demand Model Upgrades Z990 and z900 Performance Comparison Z990 Cage Layout Z990 I/O SubSystemPhysical Channel IDs PCHIDs SubSystem Greater than 15 Logical Partitions LPLogical Channel SubSystem Lcss Spanning Z990 Channels and I/O ConnectivityIC Channel Spanning Up to 1024 Escon ChannelsIntegrated Cluster Bus-2 ICB-2 InterSystem Channel-3 ISC-3Integrated Cluster Bus-3 ICB-3 Integrated Cluster Bus-4 ICB-4Fibre Channel Connectivity Ficon Express Channel Card FeaturesPerformance Flexibility Three channel types supportedNative Ficon Channels Shared infrastructureFicon CTC function Ficon ConnectivityFicon Support for Cascaded Directors FCP Channels Ficon Bridge ChannelFCP Full fabric connectivity Open Systems Adapter-Express Features OSA-ExpressOSA-Express Integrated Console Controller Z990 OSA-Express 1000BASE-T EthernetZ990 OSA-Express Gigabit Ethernet Queued Direct Input/Output QdioZ990 OSA-Express Token-Ring NON-QDIO operational modeServer to User connections IPv6 Support Lpar Support of OSA-ExpressPerformance enhancements for virtual servers LCSS0 LCSS1 HiperSocketsHiperSockets Network Concentrator Cryptography Availability Z990 Capacity Upgrade on Demand CUoDZSeries Security Certiﬁcation Cryptography Plan Ahead and Concurrent ConditioningZ990 Server Capacity BackUp CBU Concurrent Maintenance Z990 Server Customer Initiated Upgrade CIUAdvanced Availability Functions Transparent SparingConcurrent Memory Upgrade Concurrent Capacity Backup Downgrade CBU UndoParallel Sysplex Cluster Technology Coupling Facility Conﬁguration Alternatives System-Managed CF Structure Duplexing Parallel Sysplex Coupling Connectivity Options Z990 Theoretical Maximum Coupling Link SpeedIRD Scope Intelligent Resource DirectorDynamic Channel Path Management Lpar CPU ManagementChannel Subsystem Priority Queuing Page Geographically Dispersed Parallel Sysplex HyperSwap Geographically Dispersed Parallel Sysplex Gdps Enhancements Page Page Facilities Parallel SysplexComponents and assumptions No single point of failureLinux on zSeries Z990 Support for LinuxIBM Middleware Tivoli Access Manager for Operating Systems Version VM Version 4 and Version Linux Distribution PartnersIntegrated Facility for Linux IFL OSA-Express Ethernet for LinuxFibre Channel Protocol FCP channel Support for Linux HiperSocketsCryptographic Support for Linux ZSeries 990 Family Conﬁguration DetailLinux Support OSA-Express Features Cryptographic FeaturesProcessor Unit Assignments Processor MemoryGeneral Information Z990 Frame and I/O Conﬁguration Content Planning for I/OZ990 Power/Heating/Cooling System Power Consumption kW Physical CharacteristicsZ990 Dimensions System Cooling Air Flow Rate CFMFiber-Optic Cabling and System Connectivity Coupling Facility CF Level of SupportFiber-optic jumper cabling package Integrated system services ZSeries Application Assist Processor OS.eBit Support OS ScalabilityAutomation Support Sense and Respond with Workload Manager System ServicesData Management with Dfsms WLM Improvements for WebSphereSystem Management Services CICS/VSAM enabled for 24x7 availabilityJES2 and JES3 Enhancements Console EnhancementsAdvanced System Automation Security ServicesMultilevel Security Racf enhancementsLdap Firewall PKI ServicesApplication Enablement Services Network Authentication ServiceLanguage Environment Unicode JavaRexx Functions Communication ServicesDynamic Virtual IP Address Takeover Sysplex DistributorHiperSockets Intrusion Detection Services IDSHighlights OS UnixDistributed Computing Services Unix System Services beneﬁts can includeZSeries File System zFS Internet Services Distributed File Services DFS Server Message BlockInfoprint Central Print ServicesSoftcopy Publications Support Integrated TestingLibrary Center PublicationsOS 1.4 and 1.5 are supported on the following IBM servers Installation ConsiderationsOS 1.6 is supported on the following IBM servers Migration/CoexistenceZSeries Bimodal Support for z/OS Migration, installation and customization EnhancementsOrder z/OS through the Internet WizardsVM Version 3 VM Version 4 Exploiting New Technology Systems Management Networking with z/VM Application EnablementPage Engine-based Value Unit Pricing VM Version 5Enhancements in z/VM V5.1 include Technology Exploitation Network Virtualization and SecuritySystems Management Improvements To learn more