Ibm I5/OS Uživatelský manuál

iSeries. mySeries.iSeries. mySeries.Common Europe LuxembourgIntroducing IBM eServer i5 & i5/OSLPAR i5 “Up-to-Date” :Logical Partitions on the IBM

iSeries. mySeries.Processor ConceptsPhysical ProcessorsSharedDedicatedP1 P2 P3InactiveProcessor Concepts19iSeries. mySeries.Processor ConceptsDedicate

iSeries. mySeries.Processor ConceptsShared ProcessorsA “shared processor” allows to assign partial processors to a partitionPhysical processors live

iSeries. mySeries.Processor Concepts20 milliseconds of processor time10 millisecondsP1 P2 P3Shared Processors23iSeries. mySeries.Processor ConceptsSha

iSeries. mySeries.Processor ConceptsPotential Shared Processors PenaltyIncrease the possibility that job’s won’t complete, and :Have to be re-dispat

iSeries. mySeries.Processor Concepts20 milliseconds of processor time10 millisecondsP1 P2 P3Virtual Processors27iSeries. mySeries.Processor Concepts20

iSeries. mySeries.Processor ConceptsVirtual ProcessorsRules & requirements :It is possible to allocate more virtual processors than there are in

iSeries. mySeries.Processor ConceptsDedicated, Shared, Capped or Uncapped ?How to decide on using :Dedicated or shared processors ?If using shared

iSeries. mySeries.Processor ConceptsAbout Simultaneous Multi-Threading (SMT)SMT is a technology that allows a single CPU to be seen logically as 2 lo

iSeries. mySeries.Main Storage ConceptsMemory Allocation FactsPower4 Hypervisor allowed memory manipulation at the single megabyte (1MB) levelMemory

iSeries. mySeries.Main Storage ConceptsMemory Allocation FactsA “Hardware Page Table (HPT)” is needed to manage memoryPower4 Hypervisor reserved HPT

iSeries. mySeries.iSeries. mySeries.Logical Partitions on the IBM Power5Introduction3iSeries. mySeries.IntroductionObjectivesUnderstand the LPAR func

iSeries. mySeries.Main Storage ConceptsMemory Allocation FactsPower4 Hypervisor allocated memory equally from all nodesThis leads to more “remote” m

iSeries. mySeries.I/O ConceptsI/O FactsI/O allocations are done at slot levelA single slot can be allocatedI/O structure must be understood for pro

iSeries. mySeries.I/O ConceptsIOPPCI-X BusI/OBridgeHSL LoopIOA IOA IOA2GB/s133MHzHierarchy of Microprocessors43iSeries. mySeries.I/O ConceptsI/O Facts

iSeries. mySeries.I/O ConceptsCPU IOP IOACPU IOAIOP-Less IOAs45iSeries. mySeries.I/O ConceptsI/O FactsOnce allocated, some I/O resources needs to be

iSeries. mySeries.iSeries. mySeries.Logical Partitions on the IBM Power5Resources Management ConceptsVirtual I/O47iSeries. mySeries.Virtual I/O Concep

iSeries. mySeries.Virtual I/O ConceptsPower HypervisorPartitionVirtual BusVirtual SlotVirtualIOPVirtual SlotVirtualIOAVirtual SlotVirtualIOAVirtual Sl

iSeries. mySeries.Virtual I/O ConceptsVirtual SerialVirtual serial adapter provides point-to-point connection betweenThe partition and the HMCThe p

iSeries. mySeries.Virtual I/O ConceptsVirtual EthernetPower HypervisorVirtual LAN #XVirtual LAN #YP1 P2P353iSeries. mySeries.Virtual I/O ConceptsVirtu

iSeries. mySeries.Virtual I/O ConceptsVirtual SCSIP1SP2CPower HypervisorSCSIServerSCSIClient55iSeries. mySeries.Virtual I/O ConceptsVirtual OptiConnec

iSeries. mySeries.iSeries. mySeries.Logical Partitions on the IBM Power5Dynamic LPAR !57iSeries. mySeries.Dynamic LPARWhat is called “Dynamic Logical

iSeries. mySeries.Logical Partitioning on the IBM Power5AgendaChapter 1. ArchitectureChapter 2. Resources Management ConceptsChapter 3. LPAR-Capabl

iSeries. mySeries.Dynamic LPARWhat can be changed dynamically !ProcessorsWithin established minimum and maximumConfiguration maintained in the part

iSeries. mySeries.Dynamic LPARWhat can be changed dynamically !I/O SlotsOnly “desired” slots can be moved !Remember i5/OS still needs IOPsAn IOP w

iSeries. mySeries.Dynamic LPARWhat can be changed dynamically !Virtual I/O SlotsCan only be filled or emptiedCannot be moved from one partition to

iSeries. mySeries.IBM eServer i5/520Model i5/520 - 1000 CPWProcessor : 1-Way Power5, 1.50GHz, L1+L2 CacheProcessing units available : 0.43Maximum p

iSeries. mySeries.IBM eServer i5/570Model i5/570 - CoD from 3300 to 44700 CPWMinimal ConfigurationProcessor : 1-Ways Power5, 1.65GHz, L1+L2+L3 Cache

iSeries. mySeries.iSeries. mySeries.Logical Partitions on the IBM Power5Planning69iSeries. mySeries.PlanningThink ...Understand eServer i5 capabiliti

iSeries. mySeries.PlanningRequirements for i5/OSAre mandatory :At least 0.10 processing unitCommonly represents +/- 330 CPWAt least 256 MB of main

iSeries. mySeries.PlanningAbout Linux and AIX ...CPWCommercial Processing WorkloadRepresentative for a commercial workload environmentWorkload com

iSeries. mySeries.PlanningRequirements for Linux/AIX 5L v5.3Are mandatory :At least 0.10 processing unitSome memory ... depending on the applicatio

iSeries. mySeries.PlanningRequirements for AIX 5L v5.2REMEMBER : this version of AIX does NOT SUPPORT “virtual things” !Virtual processors cannot be

iSeries. mySeries.ArchitectureHMCServiceProcessorProcessorComplexMainStorageI/OSubsystemNVRAMPermanent TemporaryThe Service ProcessorStandard built-i

iSeries. mySeries.PlanningKnow restrictionsAt this time, Linux/AIX partitions does not handle any IOA with an IOP placed in anupstream position on th

iSeries. mySeries.Planning... Think ...Make a capacity planningDetermine your needsInventory existing systemDetermine which component may/will be

iSeries. mySeries.Planning... Then act !Backup existing systemTwice !Perform physical installationInstall every hardware piece at its planned posi

iSeries. mySeries.Hardware Management ConsoleWhat is it ?Hardware dedicated to console functionsUsed to create and maintain a multiple-partitioned e

iSeries. mySeries.iSeries. mySeries.Logical Partitions on the IBM Power5Hardware Management ConsoleConnecting HMC87iSeries. mySeries.Hardware Manageme

iSeries. mySeries.Hardware Management ConsoleSimple HMC connectionService&SupportETH0 ETH1HMCHMC1 LAN1HMC2 LAN289iSeries. mySeries.Hardware Manage

iSeries. mySeries.Hardware Management ConsoleRedundant HMC configuration considerationsBoth HMCs can be used concurrentlyBoth are fully active and a

iSeries. mySeries.Hardware Management ConsolePrivate indirect networkingService&SupportPrivate LANETH0 ETH1HMCHMC1 LAN1HMC2 LAN2Service&Suppor

iSeries. mySeries.Hardware Management ConsoleInternetHMCHMCCCCSWorking with HMC in open networks95iSeries. mySeries.iSeries. mySeries.Logical Partitio

iSeries. mySeries.Hardware Management ConsoleServer ManagementPhysical systemsLogical partitionsPartition profilesSystemprofiles97iSeries. mySerie

iSeries. mySeries.ArchitectureHMCServiceProcessorProcessorComplexMainStorageI/OSubsystemPower HypervisorP1 P2 P3 P4The Service Processor (aka SP)Once

iSeries. mySeries.Licensed Internal Code UpdatesManages managed systems’ firmwareInstalled (Temporary), activated and Accepted (Permanent)99iSeries.

iSeries. mySeries.Hardware Management ConsoleHMC ConfigurationAll HMC parametersDate, time, network, ...101iSeries. mySeries.Hardware Management Con

iSeries. mySeries.Hardware Management ConsoleRemote SupportConnectivity : outbound and inboundVia SMTP or VPN103iSeries. mySeries.Hardware Managemen

iSeries. mySeries.One more thing ...105iSeries. mySeries.iSeries. mySeries.Logical Partitions on the IBM Power5Virtual Partition Manager106

iSeries. mySeries.Virtual Partition ManagerWhat is it ?VPM introduces a way to create and manage Linux partitions without the use of a HMCVPM allows

iSeries. mySeries.Virtual Partition ManagerPlanning for VPM ...Automatic processor balancing between i5/OS and Linux partition is supportedThru unca

iSeries. mySeries.Questions & Answers111iSeries. mySeries.iSeries. mySeries.Logical Partitions on the IBML Power5Bibliography112

iSeries. mySeries.Bibliographyibm.com/redbooksFront coverLogical Partitions onthe IBM PowerPChe IBM PowerPCA Guide to Working with LPAR on Power5 i5 S

iSeries. mySeries.Bibliographyibm.com/redbooksRedpaperFront coverVirtual Partition ManagergerA Guide to Planning lanningand ImplementationAmit DaveErw

iSeries. mySeries.Thank You !117iSeries. mySeries.REAL Solutions S.A.Rue d’Eich, 33L-1461 LuxembourgEddy PastegerSystem Engineer ManageriSeries Certif

iSeries. mySeries.ArchitectureThe Power Hypervisor FunctionsVirtual processor supportAllocation of physical processor time to partition thru “virtua

iSeries. mySeries.ArchitectureTIMIHMCHardwarePower HypervisorP1 P2 P3 P4SLICi5/OSOpenFirmwareRTASLinuxOpenFirmwareRTASAIXStarting a LINUX or AIX parti

iSeries. mySeries.iSeries. mySeries.Logical Partitions on the IBM Power5Resources Management Concepts 15iSeries. mySeries.Resources Management Concept

iSeries. mySeries.iSeries. mySeries.Logical Partitions on the IBM Power5Resources Management ConceptsProcessor17iSeries. mySeries.Resources Management