IBM zSeries 890 and z/OS Reference Guide, January | IBM instruction

IBM ^zSeries 890 and z/OS

IBM ^zSeries 890 and z/OS

Reference Guide

January 2005

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IBM manual IBM zSeries 890 and z/OS Reference Guide, January

Contents

January IBM zSeries 890 and z/OS Reference Guide Table of Contents What does an on demand company look like? zSeries Overview Tools for Managing e-business The New zSeries from IBM z/Architecture Operating System Support z/Architecture Operating System IBM zSeriesz/Arch 31-bit Number of CPs BaseEstimated Ratio z890 Design and Technology The z890 supports LPAR mode only basic mode is no longer supported z890 Performance Comparison z890 Family ModelsIBM On/Off Capacity on Demand for z890 Page On/Off CoD Test z800 to z890 and z890 Model Upgradesz800 z890 z890 Performance Comparisons z890s Positioning in the zSeries Family z890 I/O Subsystemz890 Cage Layout CEC I/O Cage Up to 30 Logical Partitions Greater than 15 Logical Partitions LPARsPhysical Channel IDs PCHIDs SubSystem Logical Channel SubSystem LCSS Spanning Channel Spanning z890 Channels and I/O ConnectivityUp to 420 ESCON Channels Up to 40 FICON Express Channels InterSystem Channel-3 ISC-3 Up to 80 FICON Express2 ChannelsIntegrated Cluster Bus-3 ICB-3 Integrated Cluster Bus-4 ICB-4 Native FICON Channels Fibre Channel ConnectivityFICON CTC function FICON Support for Cascaded Directors FICON ConnectivityFCP Channels FCP Full fabric connectivity Preview - FCP LUN Access ControlFICON Express enhancements for Storage Area Networks FICON purge path extended FICON Express2 Doubles the Channel Capacity A New Generation for SANs - FICON Express2FICON Express2 LX FICON Express2 SX Continued Support of Spanned Channels and LPARs Concurrent UpdateModes of Operation Cascading OSA-Express2 10 Gigabit Ethernet LR OSA-Express2 Gigabit EthernetConcurrent LIC update Layer Queued Direct Input/Output QDIO One port per feature Improved virtualization - now 640 TCP/IP stacks New functions in OSA-Express2Large send for TCP/IP trafﬁc OSA-Express2 large send for the z/OS environment preview Layer 2 support - ideal for server consolidation OSA-Express2 concurrent LIC update - an availability enhancement TCP/IP stack utilization improvement for OSA-Express Open Systems Adapter-Express Features OSA-Expressz890 OSA-Express 1000BASE-T Ethernet Queued Direct Input/Output QDIO OSA-Integrated Console Controllerz890 OSA-Express Gigabit Ethernet z890 OSA-Express Token-Ring NON-QDIO operational modeNote Statement of Direction LPAR Support of OSA-Express Server to User connectionsIPv6 Support Performance enhancements for virtual servers HiperSockets LCSS0 z/VMLCSS1 HiperSockets CHPID HiperSockets Network Concentrator Cryptography z890/z990 PCIXCC Designed for FIPS 140-2 level 4 certiﬁ cation zSeries Security Certiﬁcation CryptographyLogical Partitions Operating Systems Common Criteria Certiﬁ cation SUSE LINUX on zSeries The Crypto Express2 feature supports the following Cryptographic support for 19-digit PANs Enabling use of less than 512-bit keys for clear key RSA operations2048-bit key RSA management for PCICC on z800, z900 TKE 4.2 code TKE 4.2 and Smart Card Reader Support z890 Server Capacity BackUp CBU z890 Capacity Upgrade on Demand CUoDAvailability Plan Ahead and Concurrent Conditioning z890 Customer Initiated Upgrade CIU Automatic Enablement of CBU for GDPSOn/Off CoD Testing Order Staging for CIU-Express and On/Off CoD Concurrent Capacity BackUp Downgrade CBU Undo Concurrent MaintenanceAdvanced Availability Functions Transparent Sparing Parallel Sysplex Cluster Technology Coupling Facility Conﬁguration Alternatives System-Managed CF Structure Duplexing GDPS/PPRC Cross Site Parallel Sysplex distance Extended to 100 km Parallel Sysplex Coupling ConnectivityRoute A Route B Connectivity z890 and z990 Theoretical Maximum Coupling Link SpeedOptions zSeries IRD Scope Intelligent Resource DirectorLPAR CPU Management Dynamic Channel Path Management Channel Subsystem Priority Queuing Parallel Sysplex Professional Services GDPS GPDS/PPRC HyperSwap GDPS/PPRC Multiplatform Resiliency for zSeries GDPS/PPRC and GDPS/XRC FlashCopy SupportRe-IPL in place of failing operating system images Site takeover/failover of a complete production site conﬁgurations Automatic Enablement of CBU for GDPSGDPS/Global Mirror - preview Performance enhancements for GDPS/PPRC and GDPS/XRC Facilities Continuous Availability Recommended Conﬁguration for ParallelSysplex Components and assumptions Key attributes can include z890 Support for LinuxLinux on zSeries IBM Middleware z/VM Version 4 and Version Linux Distribution PartnersIntegrated Facility for Linux IFL OSA-Express Ethernet for Linux HiperSockets OSA-Express Enhancements for Linux Cryptographic Support for Linux Fibre Channel Protocol FCP channel Support for LinuxLinux Support Processor Unit Assignments zSeries 890 Family Conﬁguration DetailProcessor Memory Channels OSA-Express Features Cryptographic Featuresz890 Frame and I/O Conﬁguration Content Planning for I/O General Information z890 Power/Heating/Cooling System Power Consumption 50/60 Hz, KVA Physical Characteristicsz890 Dimensions Coupling Facility - CF Level of Support Fiber-Optic Cabling and System Connectivity z/OS Integrated system services Support for 64-bit real memory and 64-bit virtual storage z/OS.e z/OS Scalability zSeries Application Assist Processor64-bit Support LPAR CPU Management Dynamic Channel Path Management Automation Support System Servicesz/OS Version 1 Release 6 optional priced features z/OS Version 1 Release 6 base elements WLM Improvements for WebSphere Sense and Respond with Workload ManagerData Management with DFSMS Parallel Sysplex CICS/VSAM enabled for 24x7 availabilityJES2 and JES3 Console Enhancements System Management ServicesEnhancements SMP/E Security ServicesAdvanced System Automation RACF Multilevel Security RACF enhancements ICSF LDAPa restriction where the private key had to reside in the RACF database Network Authentication Service PKI ServicesFirewall Language Environment Application Enablement ServicesC/C++ Java Communication ServicesUnicode REXX Functions Dynamic Virtual IP Address Takeover Intrusion Detection Services IDSSysplex Distributor IPv6 z/OS UNIX HiperSockets Distributed Computing Services UNIX System Services beneﬁts can includeHighlights zSeries File System zFS Internet Services Distributed File Services DFS Server Message Block SMB Infoprint Central Print Services Library Center Integrated TestingSoftcopy Publications Support Publications z/OS 1.6 is supported on the following IBM servers Installation ConsiderationsMigration/Coexistence zSeries Bimodal Support for z/OS Migration, installation and customization enhancementsWizards Order z/OS through the Internet z/VM z/VM Version 4 z/VM Version 3 Exploiting New Technology New technological enhancements in z/VM V4.4 provide Systems Management Networking with z/VM Application EnablementManagement and control of VLAN topology by the z/VM virtual switch C/C++ for z/VM Compiler 5654-A22 z/VM Version 5 Enhancements in z/VM V5.1 include Engine-based Value Unit PricingVirtualization Technology and Linux Enablement Value Unit Pricing helps you to Network Virtualization and Security Systems Management Improvements Technology ExploitationFor further information see the z/VM Reference Guide, GM13-0137 VSE/ESA VSE/ESAz/VSE To learn more Endnotes