IBM Systems Director for Power Version 6.2.1

Transcription

1 Glen Corneau Advanced Technical Skills IBM Systems Director for Power Version 6.2.1

2 Agenda IBM Systems Director Features Overview & Plug-ins Systems Director Management Console Topology Web Console and Discovery Power Systems Summary Health Summary Update Manager Integration with AIX, HMC & IBM i Consoles Virtualization Support & VMControl Scheduled Tasks Remote Access Tasks Upward Integration Modules IBM Systems Director Editions for Power Systems 2 Power Systems Details for IBM Systems Director

3 IBM Systems Director IBM's strategic cross-brand Platform Management Product A single, consistent Web-based user interface Ability to learn new tasks with wizards, tutorials and integrated help Topology views to simplify troubleshooting Increased platform support through industry standards and embedded agents Navigation via groups, search, status and relationships Integrates Systems Director Navigator, AIX Systems Director Console and HMC console 3

4 End-to-End Management Other Systems Management Software Integrated Service Management IBM Systems Director Editions Advanced Managers & Priced Plug-Ins Automation Update Status Remote Access Virtualization Core Director Services Power Systems Discovery Configuration Storage Configuration System x & Blade Center System z s ni - gul pl a noi ti dd A r e ga na Mt r oppu S & eci vr e S r e ga na Meli f or P XI A r orri M met sy S AHr e wo P l ort no C e gar ot S r e ga na M RAP W Configuration s ni - gul pl a noi ti dd A Network Control Active Energy Manager $$ VMControl Enterprise Service Management Base Systems Director Managers & Hardware Platform Managers Resource Management Managed virtual and physical environments Hardware 4 IBM and nonibm hardware

5 Tivoli and IBM Systems Director Synergy IBM Systems Director Detailed platform management of IBM systems Integrated physical and virtual management Automated physical and virtual provisioning 5 IBM Systems Director Consolidated management across systems Middleware Network Operating System IBM Tivoli Business Services IBM Tivoli Integrated visibility, control & automation across heterogeneous business and technology assets Align IT operations with the business Govern and control the business Optimize the business Hardware

6 IBM Systems Director and Plug-ins useful for Power IBM Systems Director Discovers servers and virtual resources Monitors and reports system health Optimizes and updates servers Integrates with enterprise service management IBM Systems Director Active Energy Manager Collects and reports energy data on systems, data center Controls energy use Reports historical energy usage IBM Systems Director VMControl Manages System and Storage Pools of virtualized resources Manages and deploys virtual server images Provides Virtual Server llifecycle management 6

7 IBM Systems Director and Plug-ins useful for Power IBM Workload Partitions Manager Cross-system management of WPARs Global load balancing with application mobility Monitoring and reporting of WPAR metrics IBM PowerHA SystemMirror V7.1 Create and manage PowerHA SystemMirror (aka HACMP) clusters Comes with PowerHA SystemMirror AIX Profile Manager V1.1 Analyze, document and implement AIX 6.1/7.1 system configuration and OS parameters/tunables IBM Systems Director Storage Control Discovery, configuration, monitoring of entry to high-end storage subsystems and Fibre Channel switches 7

8 Other Plug-ins IBM BladeCenter Open Fabric Manager-Advanced 3.0 Allows Ethernet MAC, FibreChannel WWN and SAS WWN to by dynamically assigned to blades for availability Runs on a Windows ISD Server only Last version to run as a Director plug-in IBM Systems Director Service and Support Manager Collects and reports serviceable hardware problems 8 Communicates with IBM using secure SSL Does not call-home for HMC- or IVM-managed Power Systems IBM Systems Director Network Control Discover and manage specific network devices Monitor health and status of network devices Launch tasks to manage Brocade devices via IBM Storage DCFM

9 Agenda IBM Systems Director Features Overview & Plug-ins Systems Director Management Console Topology Web Console and Discovery Power Systems Summary Health Summary Update Manager Integration with AIX, HMC & IBM i Consoles Virtualization Support Scheduled Tasks Remote Access Tasks Upward Integration Modules IBM Systems Director Editions for Power Systems 9 Power Systems Details for IBM Systems Director

10 IBM Systems Director Management Console (SDMC) Next-generation management for Power Systems Same physical form factor as current HMC (CR6 model) Can be used alongside HMC during transition to SDMC Manages POWER6 and POWER7 models Also available as a virtual appliance (for small tier systems) Move to standardized management processes Utilizes IBM Systems Director user interface Supports a superset of HMC capabilities Integrates platform and OS management Maintains compatibility for CLI and scripting support Enhanced manageability for Power blades Simultaneously manages blades and rack-based servers Delivers full PowerVM virtualization capabilities for blades, including dual VIOS for redundancy and performance Supports live partition mobility of workloads between blades and rack-based servers 10 Does not support: Systems Director Plug-ins Non-Power Systems SDMC Manage up to 48 servers Supports up to 1024 VMs across managed servers Comprehensive PowerVM support for blades, including dual VIOS Supports live partition mobility between servers and blades

11 Basic IBM Systems Director Topology Enterprise Management Systems IBM System Director Server Built-in Apache Derby or External Database Management Console(s) Web Interface IBM Systems Director Agent or Agent-less Managed Systems (Servers, Desktops, Laptops, SNMP devices, CIM devices) 11

12 Advanced Topology Hierarchical Management Servers Useful for multiple locations, separate admin domains, appliances Two tier only (not higher) Remove objects from Domain, not Global Current tested maximums: 5 Domain servers 10K total endpoints Global Server Domain Servers 12 Power Director Server Director Appliance X86 Director Server

13 Agent Capabilities for Operating Systems Function System Discovery Inventory Deploy Platform Agent Remote Access Restart Agentless Platform Agent Common Agent Y Y Y Basic Basic Comprehensive Y n/a n/a Limited Limited Full Limited Limited Full Y Y Y Y Y n/a Monitor Health & Status Manage Alerts Deploy Common Agent Power Management Monitor Processes Manage Updates 13 Y Y Y Y

14 Managed Devices Power Systems POWER5, POWER6 and POWER7 Servers Hardware Management Consoles, IVM, Virtual I/O Server AIX, Linux on Power, IBM i LPARS and OS instances BladeCenter and System x BladeCenter, Blade servers, I/O modules, System x servers VMware ESX Server/ESXi/vCenter, MS Hyper-V, Xen Windows, Linux, AIX (JS) Mainframe Systems Linux on zseries z/vm Non-IBM x86 servers* SNMP-based devices Network, Intelligent power distribution units, etc. Generic CIM-based devices CIM = Common Information Model Selected Storage resources (with no additional plug-ins) LSI (IRC), DS3000, DS4000, DS5000, DS6000 SAS Switch, Brocade FC Switch, Qlogic FC Switch 14 High-end storage requires Storage Control

15 Getting Started 15

16 Discover Power Systems Virtual Resources Managed discovery Discovers hardware and virtual resources via the Hardware Management Console / IVM LPAR LPAR LPAR LPAR LPAR LPAR LPAR VIO VIO Discovers physical and shared I/O 16

17 Power Systems Management View 17

18 Health Summary 18

19 HMC Navigation View 19

20 Topology Views 20

21 Event Log 21

22 Users and Roles 22

23 Monitors, Thresholds, EAP Monitor categories CIM Common, Virtualization AIX, VIOS, Process Energy (AEM) Thresholds Warning, Critical, Low Duration Event Automation Plans Individual or group targets Events Event Actions Run commands, logs, traps, , etc Time Range 23

24 Update Manager Identify updates which are tested and should be deployed Summary page for single view 24 Integrated actions for download, distribute, install and uninstall

25 Update Manager groups Pre-defined groups All AIX Recommended Updates All Critical IBM System x and BC updates All HMC Recommended updates All IBM i Recommended Updates All IBM Systems Director 6.2 Updates All Power System Firmware Recommended Updates All RHEL Updates All SLES Updates All Updates All UpdateXpress System Packs Latest Virtual I/O Server Upgrades User-defined groups comprise of explicit levels 25 compliance policies can be assigned to groups or individual systems

26 HMC Tasks Integration HMC tasks can be accessed from rightclick on an HMC in the GUI Operations Configuration Users Connectivity Serviceability Updates With saved credentials, window is opened with no prompting. 26

27 AIX 6/7 System Director Console Integration At-a-glance status All administration commands are accessible Consistent management interface 27

28 inavigator Integration 28

29 Process / Job Monitors 29

30 Virtualization Support with VMControl IBM Systems Director Optimize Manage Virtualize 30 VMControl Enterprise Edition Server System & Storage Pools Create, modify, delete Automate resource mobility Manage utilization and availability VMControl Standard Edition Manages Virtual Appliances Create, capture, import, deploy Centralize image management Maintain multiple repositories VMControl Express Edition Manages Virtual Machines Create, modify, delete Manage multiple hypervisors Relocate virtual machines

31 Scheduled Tasks and Jobs View previously executed task results Create tasks from scratch or based on existing tasks Re-execute tasks Suspend/resume running tasks Command Automation for running commands on nodes/groups 31

32 Remote Access Tasks & Security AIX/Linux LPARs can utilize sudo command for non-root SSH with Agentless File Transfers Distributed Command (dsh) Serial Console (virtual terminal via HMC/IVM) Remote Command Line ssh/telnet Remote Control VNC for AIX/Linux RDP for Windows Web for RSA or BladeCenter AMM 32

33 Upward Integration Modules Tivoli Enterprise Tivoli Management Framework (Windows & Linux) Tivoli Netcool (Netcool/Omnibus) Netcool/Precision IP (via SNMP) Netcool/Monitoring, Netcool/ISM Netcool/AI-M (via SNMP) 33 HP OpenView NNM and (Windows & Linux) HP OpenView Operations for Windows 7.5x Microsoft Systems Management Server, Microsoft Systems Center Operations Manager, and Microsoft Operations Manager 2007 CA Unicenter NSM 3.1 and r11 (Windows)

34 Choosing an IBM Systems Director Edition IBM Systems Director Express IBM Systems Director Standard IBM Systems Director Enterprise Create and manage virtual machines Virtual machine relocation Import, edit, and delete virtual machines Deploy virtual machines Maintain virtual images in a repository Features Virtualization management Manage virtual workloads in system pools 34

35 Choosing an IBM Systems Director Edition IBM Systems Director Express IBM Systems Director Standard IBM Systems Director Enterprise Automatic problem reporting 24/7 direct problem reporting to IBM technical support Features Service and support Enterprise service monitoring Application discovery DB2 data warehouse Performance and capacity analysis AIX enterprise system reports Software Maintenance Agreement 35

36 Choosing an IBM Systems Director Edition IBM Systems Director Express IBM Systems Director Standard IBM Systems Director Enterprise Discover servers and virtual resources Monitor and report system health Configure and update server operating systems and firmware Enterprise service management integration Collect and report energy usage Analyze historical energy usage Energy monitoring and control Advanced energy management and reporting Features System administration Energy management 36

37 IBM Systems Director V6.2.1 Web References Main Systems Director Web Page: InfoCenter publib.boulder.ibm.com/infocenter/director/v6r2x/index.jsp IBM Systems Director Forum: Follow IBM Systems Director on Facebook: Main Wiki Best Practices Wiki 37

38 How Can Systems Director Help? Simplify IT administration One console for management functions At-a-glance server status Topology views for rapid drill-down Quickly deploy and maintain services Virtual resource optimization Software and firmware updates Operating environment administration Manage energy usage and costs Electrical and thermal monitoring Real-time and trend analysis reporting Energy control and capping 38

39 IBM Systems Director Express Edition for Power V6.2 Pieces and Parts: IBM Systems Director products IBM Systems Director (ISD) 6.2 ISD VMControl Express Edition for Power, V2.3 ISD Service & Support Manager V6.2 ISD Transition Manager for HP SIM V6.2 Tivoli products None Note: Arrows indicate plug-ins (not standalone products) to IBM Systems Director 39

40 IBM Systems Director Standard Edition for Power V6.2 Pieces and Parts: IBM Systems Director products IBM Systems Director (ISD) 6.2 ISD VMControl Standard Edition for Power, V2.3 ISD Service & Support Manager V6.2 ISD Transition Manager for HP SIM V6.3 ISD Active Energy Manager V4.3 ISD Network Control V1.2 ISD Standard Edition Installation Launchpad V6.2 Tivoli products None Note: Arrows indicate plug-ins (not standalone products) to IBM Systems Director 40

41 IBM Systems Director Enterprise Edition for Power V6.2 Pieces and Parts: IBM Systems Director products IBM Systems Director (ISD) 6.2 ISD VMControl Enterprise Edition for Power, V2.3 ISD Service & Support Manager V6.2 ISD Transition Manager for HP SIM V6.2 ISD Active Energy Manager V4.3 ISD Network Control V1.2 Tivoli products IBM Tivoli Monitoring (ITM) V6.2.2 FP2 plus OS and System p Agents IBM Tivoli Monitoring for Energy Management V6.2.1 IBM Tivoli Application Discovery and Dependency Manager (TADDM) V7.2 IBM Tivoli Performance Analyzer V6.2.2 IBM Tivoli Common Reporting for Asset and Performance Management V1.2 DB2 Enterprise Server Edition V9.7 FP1 ISD Enterprise Edition Installation Launchpad V6.2 Note: Arrows indicate plug-ins (not standalone products) to IBM Systems Director 41

42 IBM AIX Enterprise Edition V6.1.1 Pieces and Parts: IBM Systems Director Enterprise Edition AIX V6.1 PowerVM 42 Workload Partitions Manager V2.2.1

43 IBM AIX Enterprise Edition V7.1 Pieces and Parts: IBM Systems Director Enterprise Edition AIX V7.1 PowerVM AIX 43 Workload Partitions Manager V2.2.1 Profile Manager (also comes with AIX Standard Edition)

44 Agenda IBM Systems Director Features Overview & Plug-ins Systems Director Management Console Topology Web Console and Discovery Power Systems Summary Health Summary Update Manager Integration with AIX, HMC & IBM i Consoles Virtualization Support & VMControl Scheduled Tasks Remote Access Tasks Upward Integration Modules IBM Systems Director Editions for Power Systems Power Systems Details for IBM Systems Director 44

45 Power Systems ISD Pre-requisites Minimum requirements for ISD Requires a 64-bit kernel for AIX, Linux Management Servers HMC Version SP2, MH00146 or later Latest Service Packs recommended Firmware requirements based on MTM and HMC Version, not Systems Director IVM Version or Latest Service Packs recommended VIOS Version for Agentless Version supports the Common Agent Version includes the Common Agent (manual first time start) 45

46 Server Resource Requirements Small: Less than 500 CommonAgent managed systems. DB is Apache Derby Medium: Recommended hardware Config CPU vcpu Ent Cap Memory Disk Small GB 4 GB Medium GB 8 GB Large GB 16 GB Between 500 and 1000 Common-Agent managed systems DB is IBM DB2 Large: Between 1000 and 5000 Common-Agent managed systems DB is IBM DB2 Sizing is general and minimum, presumes DB server runs on Director Server. CPU sizing based on POWER6 CPU, may need more for older POWER5. Uncapped LPAR recommended. 46

47 Systems Director AIX Filesets Agent Filesets Additional Server filesets DirectorPlatformAgent DirectorCommonAgent cas.agent openssl.base sysmgt.cim.providers.* sysmgt.cim.smisproviders.* sysmgt.cimserver.pegasus.rte tivoli.tivguid DirectorServer expect tcl/tk xlc.[aix50].rte ICU4C.rte (optional) Director.Server.ext.FSPProxy.rte prereqs csm.hc_utils AIX 7.1 gold and AIX 6.1 TL3+ and AIX 5.3 TL10+ media includes (and installs) Common Agent with OS installation

48 Update Manager Details Updates stored in default directory on server For AIX/Linux: /opt/ibm/director/data/updateslib [can be modified] Default size of repository: 10GB [can be modified] Subdirectories include: AIX (AIX Technology Levels and Service Packs) Director HMC (Service Packs and fixes) psfw (Power Systems firmware) VIOS (2.1 migration, Service Packs) AIX Updates require a NIM server for installation Installation stages files to /export/um_lpp_source on NIM server Separate JFS2 file system created if directory not found Agent for push Stored on disk in the following directory: /opt/ibm/director/packaging/agent/[common platform]/[os] Updates require a full, valid inventory collection on the object 48

49 IBM Systems Director Enterprise Edition Details for AIX Systems 49 Enterprise Edition requires, at minimum, three LPARs: One for the main IBM Systems Director Server (not documented, suggested) One for DB2 and TEPS, optionally TDW One for TADDM Ships on 23 separate pieces of media (CD/DVD) Must run the ISD Enteprise Edition Launchpad separately on each system No saved state between boxes, use a notepad! ISD-EE Integration Monitoring Agent installed on TEMS+TEPS Definitions: TEPS Tivoli Enterprise Portal Server TEMS Tivoli Enterprise Monitoring Server TDW Tivoli Data Warehouse TADDM

50 Storage Control V4.2.1 Based on Tivoli Storage Productivity Center Can upgrade to Tivoli Storage Productivity Center Basic Edition et al Requires DB2 ESE V9.7 for the Systems Director database SOD: Migration documentation available in future Download and limited-use license for DB2 available with Storage Control plug-in Requires Systems Director Server running V6.2.1 on the following operating systems: Windows, RHEL for x86, AIX Licensed per Systems Director Server, no client licenses 50

51 What's New in Version Nov 2010 FFDC enhancements Grablogs renamed to logcollector NAT and multi-homed support RHEL 5.5 KVM tech preview in VMControl V2.3.1 OS and hardware currency DB: Oracle 11g2 LiC for Juniper switches (Junos Space) Power I/O Firmware, Dual FSP support, VIOS NPS (reliable error notification) Storwize V7000, XIV support via Storage Control Discovery of zenterprise Standalone Environment checker (pre-install checker) Continued focus on quality 51

52 What's New in Version 6.2 June 2010 New installation base image, migration from 6.1.x 6.2 Removal of Launch in Context, now in GUI Process Management/Monitors, File Transfer, Remote Command Line, Resource Monitor Recordings, Command Automation Support IP address change on MS Hierarchical Management Servers Maintenance Mode for managed endpoints IPv6 compliant Update Manager now allows choice of repository directory One click Update for Management Server from main Welcome screen Support for FF 3.6 ( drops support for FF 2.0, IE 6.0) OS currency 52

53 What's New in Version November 2009 New support AIX 6.1.4, , VIOS/IVM 2.2, HMC New support for SLES 10.3 and 11 (Agent only) New VIOS support: Monitors and Update Manager Installable Updater From 6.1.x -> in one step Both fresh and update installs Updated Common Agent for AIX, Linux on Power and new i Agent New Plug-in support: VMControl V2.2, WPAR Manager V2.1, Network Control V1.1, S&SM

54 What's New in Version May 2009 New support for dsh (GUI and command-line) Remote console (out-of-band via HMC/IVM) New filesets in AIX (manual install) dsm.core expect.base tcl.base tk.base Additional hardware support: idataplex, System x, models, adapters, JS23/43 Updated Software: Windows, RHEL updates, VMWare ESX updates 54

55 Types of Managed Systems Agentless Best for environments that require very small footprints and are used for specific tasks, such as one-time inventory collection, firmware and driver updates and remote deployment Platform Agent Well suited for environments that require a smaller footprint without sacrificing a high level of manageability Common Agent Provides a rich set of security, deployment, and management function 55

56 Agent Level Protocols Agentless Secure Shell (SSH) Distributed Component Object Model (DCOM) Simple Network Management Protocol (SNMP) Platform Agent Director-defined protocol Common Agent Director-defined protocol 56

57 Functions Supported by Operating System Task AIX IBM i Linux Microsoft Virtual Server VMware Windows Event Log Svr, Pfm Agt, Svr, Pfm Agt, Pfm Agt, Agtls, Pfm Agt, Svr, Pfm Agt, File Transfer Svr, Svr, Svr, Inventory (hardware) Svr, Pfm Agt, Svr, Agtls, Pfm Agt, Agtls, Pfm Agt, Agtls, Pfm Agt, Svr, Agtls, Pfm Agt, Inventory (software) Svr, Agtls, Agtls, Pfm Agt, Svr, Agtls, Pfm Agt, Agtls, Pfm Agt, Agtls, Pfm Agt, Svr, Agtls, Pfm Agt, Problems (formerly Hardware Status) Pfm Agt, Pfm Agt, Pfm Agt, Cmn Agt Pfm Agt, Process Management Svr, Svr, Svr, Remote Control Svr, Agtls, Svr, Agtls, Pfm Agt, Agtls, Pfm Agt, Svr, Agtls, Pfm Agt, Remote Command Line Svr, Agtls, Agtls, Pfm Agt, Svr, Agtls, Pfm Agt, Agtls, Pfm Agt, Svr, Resource Monitors Svr, Pfm Agt, Svr, Pfm Agt, Console only Console only Svr, Pfm Agt, Storage Configuration Manager Svr Svr, Pfm Agt, Pfm Agt, Pfm Agt, Svr, Pfm Agt, Update Manager Svr, Svr, Agtls, Pfm Agt, Pfm Agt, Pfm Agt, Svr, Agtls, Pfm Agt, Pfm Agt, See for details 57

58 Operating System Support for Power Systems Director Server Common Agent AIX V TL6 SP9 or later - TL7 SP6 or later - TL8 SP4 or later (including TL9+) X X AIX V TL0 SP7 or later - TL1 SP3 or later - TL2 or later AIX 7.1 X X X X Operating System IBM i 5.4 (formerly i5/os V5.4) 2, 4 X4 X2 IBM i 6.1 (formerly i5/os V6.1) X4 X2 X4 X4 IBM i Platform Agent 1, 2, 4 2

59 Operating System Support for Power Systems Director Server Common Agent Platform Agent Red Hat Enterprise Linux AS X X X Red Hat Enterprise Linux AS X X X SUSE Linux Enterprise Server 10 SP1 SP3 X X X SUSE Linux Enterprise Server 11 X X X Operating System See notes on the next page 59

60 Operating System Support notes 1 Agentless support includes only Discovery,limited remote access, limited subset of the Agent installation Wizard and ability to launch AIX Management Console Common Agent is installed with AIX; it is not started by default. 2 Platform-agent managed system support is provided by the 5722-UME product. 4 For IBM i 5.4, the richer set of features and subagent tasks provided by the Common Agent is supported with the Director 5.20 Agent for IBM i that is currently available. Platform Agent V6.1 and IBM Director Core Services V are the same agent. Unless stated otherwise, IBM Systems Director provides Agentless support for all operating systems listed. 60

61 Supported Discovery Protocols Agent manager discovery Common Agent Services (CAS) discovery Common Information Model (CIM) discovery Interprocess communication (IPC) discovery Secure shell (SSH) discovery Simple Network Management Protocol (SNMP) discovery Storage Management Initiative Specification (SMI-S) discovery Windows Distributed component object model (DCOM) discovery Note: Additional discovery protocols can be created by vendors. 61

62 Director Plug-ins Licensing IBM Systems Director Active Energy Manager V4.3.x Monitor functions: no charge Manage functions: per core charge IBM Systems Director Service and Support Manager V6.2.x No charge IBM Systems Director VMControl V2.3.x Express Edition: no charge Standard, Enterprise Editions: per core charge IBM Workload Partitions Manager V2.2.1 per core charge IBM Systems Director Network Manager V1.2.x per server and per switch charge IBM Systems Director Storage Control V4.2.1 Per IBM Systems Director Server charge 62

63 Special notices This document was developed for IBM offerings in the United States as of the date of publication. IBM may not make these offerings available in other countries, and the information is subject to change without notice. Consult your local IBM business contact for information on the IBM offerings available in your area. Information in this document concerning non-ibm products was obtained from the suppliers of these products or other public sources. Questions on the capabilities of non-ibm products should be addressed to the suppliers of those products. IBM may have patents or pending patent applications covering subject matter in this document. The furnishing of this document does not give you any license to these patents. Send license inquires, in writing, to IBM Director of Licensing, IBM Corporation, New Castle Drive, Armonk, NY USA. All statements regarding IBM future direction and intent are subject to change or withdrawal without notice, and represent goals and objectives only. The information contained in this document has not been submitted to any formal IBM test and is provided "AS IS" with no warranties or guarantees either expressed or implied. All examples cited or described in this document are presented as illustrations of the manner in which some IBM products can be used and the results that may be achieved. Actual environmental costs and performance characteristics will vary depending on individual client configurations and conditions. IBM Global Financing offerings are provided through IBM Credit Corporation in the United States and other IBM subsidiaries and divisions worldwide to qualified commercial and government clients. Rates are based on a client's credit rating, financing terms, offering type, equipment type and options, and may vary by country. Other restrictions may apply. Rates and offerings are subject to change, extension or withdrawal without notice. IBM is not responsible for printing errors in this document that result in pricing or information inaccuracies. All prices shown are IBM's United States suggested list prices and are subject to change without notice; reseller prices may vary. IBM hardware products are manufactured from new parts, or new and serviceable used parts. Regardless, our warranty terms apply. Any performance data contained in this document was determined in a controlled environment. Actual results may vary significantly and are dependent on many factors including system hardware configuration and software design and configuration. Some measurements quoted in this document may have been made on development-level systems. There is no guarantee these measurements will be the same on generallyavailable systems. Some measurements quoted in this document may have been estimated through extrapolation. Users of this document should verify the applicable data for their specific environment. Revised September 26,

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