IBM AIX-AK FZK 2005 Manual do Utilizador

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Resumo do Conteúdo

Página 1 - Forschungszentrum Karlsruhe

IBM Systems Group AIX-AK FZK 2005© 2005 IBM CorporationApril 2005AIX AK April 2005Forschungszentrum Karlsruhe

Página 2 - IBM Storage with Linux 2005

IBM Systems GroupAIX-AK FZK 2005© 2005 IBM CorporationDesign SDdisksblock device(sd_mod.o)User SpaceKernel SpaceSGpass-throughchar device(sg.o)STtapes

Página 3 - Tape specifics

IBM Systems GroupAIX-AK FZK 2005© 2005 IBM CorporationLinux Kernel Version 2.6What is supportedThe Linux SCSI subsystemLinux Kernel version 2.6Mul

Página 4 - What Is Supported

IBM Systems GroupAIX-AK FZK 2005© 2005 IBM CorporationStorage Changes in Linux Kernel 2.6Increased number of SCSI devicesPersistent device namesImp

Página 5 - IBM Storage Support for Linux

IBM Systems GroupAIX-AK FZK 2005© 2005 IBM CorporationWellknown Linux SCSI LimitationsLimited number of devicesUp to 256 SCSI disk devicesUp to 256

Página 6 - DS4000: SLES8, SLES9, RH-EL 3

IBM Systems GroupAIX-AK FZK 2005© 2005 IBM CorporationOther Problems and Pitfalls Multiple LUN support of RH-ELDS4000 SpecificQLogic failover drive

Página 7 - Advanced

IBM Systems GroupAIX-AK FZK 2005© 2005 IBM CorporationLarge filesystems supportLinux Kernel LimitsMax file size: 2 TB (2^41 bytes)Max file system s

Página 8 - The Linux SCSI Subsystem

IBM Systems GroupAIX-AK FZK 2005© 2005 IBM CorporationMultipathing ScenariosWhat is supportedThe Linux SCSI subsystemLinux Kernel version 2.6Multi

Página 9 - Linux Device Addressing

IBM Systems GroupAIX-AK FZK 2005© 2005 IBM CorporationMultipathing ConceptsLinux host 1HBA 0DiskLUN 0HBA 1Linux host 2HBA 0HBA 1DS4000A BLinux host 1H

Página 10 - IBM Systems Group

IBM Systems GroupAIX-AK FZK 2005© 2005 IBM CorporationLUN Transfer to Alternate ControllerDS4000 transfers LUNs to alternate controllerVolumes are o

Página 11 - Linux Kernel Version 2.6

IBM Systems GroupAIX-AK FZK 2005© 2005 IBM CorporationLUN Thrashing ScenarioLinux host 1HBA 0DiskLUN 0HBA 1Linux host 2HBA 0HBA 1DS4000A B

Página 12

IBM Systems Group AIX-AK FZK 2005© 2005 IBM CorporationIBM Storage with Linux 2005Alexander WarmuthATS EMEA Storage

Página 13 - Device re-ordering

IBM Systems GroupAIX-AK FZK 2005© 2005 IBM CorporationLUN Thrashing ScenarioLinux host 1HBA 0DiskLUN 0HBA 1Linux host 2HBA 0HBA 1DS4000A B

Página 14 - Other Problems and Pitfalls

IBM Systems GroupAIX-AK FZK 2005© 2005 IBM CorporationLUN Thrashing ScenarioLinux host 1HBA 0DiskLUN 0HBA 1Linux host 2HBA 0HBA 1DS4000A B

Página 15 - Large filesystems support

IBM Systems GroupAIX-AK FZK 2005© 2005 IBM CorporationMultipathing with RDACMust use QLogic non-failover driverAlways uses current path (as reported

Página 16 - Multipathing Scenarios

IBM Systems GroupAIX-AK FZK 2005© 2005 IBM CorporationRDAC Shared Data ScenarioLinux host 1HBA 0DiskLUN 0HBA 1Linux host 2HBA 0HBA 1DS4000A B

Página 17 - Multipathing Concepts

IBM Systems GroupAIX-AK FZK 2005© 2005 IBM CorporationRDAC Shared Data ScenarioLinux host 1HBA 0DiskLUN 0HBA 1Linux host 2HBA 0HBA 1DS4000A B

Página 18

IBM Systems GroupAIX-AK FZK 2005© 2005 IBM CorporationRDAC Shared Data ScenarioLinux host 1HBA 0DiskLUN 0HBA 1Linux host 2HBA 0HBA 1DS4000A B

Página 19 - LUN Thrashing Scenario

IBM Systems GroupAIX-AK FZK 2005© 2005 IBM CorporationPreferred PathDS6000 uses concept of preferred pathVolumes are owned by one controllerVolumes

Página 20

IBM Systems GroupAIX-AK FZK 2005© 2005 IBM CorporationPreferred Path Shared Data ScenarioLinux host 1HBA 0DiskLUN 0HBA 1Linux host 2HBA 0HBA 11 2DS600

Página 21

IBM Systems GroupAIX-AK FZK 2005© 2005 IBM CorporationPreferred Path Shared Data ScenarioLinux host 1HBA 0DiskLUN 0HBA 1Linux host 2HBA 0HBA 11 2DS600

Página 22 - Multipathing with RDAC

IBM Systems GroupAIX-AK FZK 2005© 2005 IBM CorporationPreferred Path Shared Data ScenarioLinux host 1HBA 0DiskLUN 0HBA 1Linux host 2HBA 0HBA 1A BDS600

Página 23 - RDAC Shared Data Scenario

IBM Systems GroupAIX-AK FZK 2005© 2005 IBM CorporationTopicsWhat is supportedThe Linux SCSI subsystemLinux Kernel version 2.6Multipathing scenario

Página 24

IBM Systems GroupAIX-AK FZK 2005© 2005 IBM CorporationPreferred Path Shared Data ScenarioLinux host 1HBA 0DiskLUN 0HBA 1Linux host 2HBA 0HBA 12DS6000

Página 25

IBM Systems GroupAIX-AK FZK 2005© 2005 IBM CorporationHost Ports Independent of ControllerESS and DS8000 have independent host portsVolumes are owne

Página 26 - Preferred Path

IBM Systems GroupAIX-AK FZK 2005© 2005 IBM CorporationIndependent Host Port Shared Data ScenarioLinux host 1HBA 0DiskLUN 0HBA 1Linux host 2HBA 0HBA 11

Página 27

IBM Systems GroupAIX-AK FZK 2005© 2005 IBM CorporationIndependent Host Port Shared Data ScenarioLinux host 1HBA 0DiskLUN 0HBA 1Linux host 2HBA 0HBA 11

Página 28

IBM Systems GroupAIX-AK FZK 2005© 2005 IBM CorporationIndependent Host Port Shared Data ScenarioLinux host 1HBA 0DiskLUN 0HBA 1Linux host 2HBA 0HBA 12

Página 29

IBM Systems GroupAIX-AK FZK 2005© 2005 IBM CorporationTape SpecificsWhat is supportedThe Linux SCSI subsystemLinux Kernel version 2.6Multipathing

Página 30

IBM Systems GroupAIX-AK FZK 2005© 2005 IBM CorporationIBMtape driverFor download as binary rpm packageKernel module IBMtape.oRequired to utilize al

Página 31

IBM Systems GroupAIX-AK FZK 2005© 2005 IBM Corporation-------------------------- General Commands: ----------------------------- 1. Open a Device

Página 32

IBM Systems GroupAIX-AK FZK 2005© 2005 IBM CorporationUse LTO DevicesNativetools: mt, mtx, IBMtapeutilapplications: cpio, tar, taper, afio3rd part

Página 33

IBM Systems GroupAIX-AK FZK 2005© 2005 IBM CorporationNative Library ManagementLinux tool for media changers: mtxMedia changer is addressed through

Página 34

IBM Systems GroupAIX-AK FZK 2005© 2005 IBM CorporationWhat Is SupportedWhat is supportedThe Linux SCSI subsystemLinux Kernel version 2.6Multipathi

Página 35 - Tape Specifics

IBM Systems GroupAIX-AK FZK 2005© 2005 IBM CorporationMedium Changer FailoverAutomatitcally moves robot control to another drive in case of a failure

Página 36 - IBMtape driver

IBM Systems GroupAIX-AK FZK 2005© 2005 IBM CorporationTape and Disk Connected to the Same HBALinux hostHBA 0DiskLUN 0HBA 1DiskLUN 1HBA 2SCSI / FCtapeS

Página 37 - IBMtapeUtil

IBM Systems GroupAIX-AK FZK 2005© 2005 IBM CorporationQuestions & DiscussionMore Questions?What are your customers needs?Contact: [email protected]

Página 38 - Use LTO Devices

IBM Systems GroupAIX-AK FZK 2005© 2005 IBM CorporationESS / DS6000 / DS8000 ResourcesEnterprise Storage Server interoperability matrixSubsystem Devi

Página 39 - Native Library Management

IBM Systems GroupAIX-AK FZK 2005© 2005 IBM CorporationDS4000 ResourcesDS4000 Storage interoperability matrixFibre channel host bus adapter firmware

Página 40 - Medium Changer Failover

IBM Systems GroupAIX-AK FZK 2005© 2005 IBM CorporationLTO ResourcesLTO Compatibility InformationLTO ISV Matrixhttp://www.storage.ibm.com/tape/lto/co

Página 41 - One driver for all HBAs!

IBM Systems GroupAIX-AK FZK 2005© 2005 IBM CorporationImplementing Linux with IBM Disk Storagehttp://www.redbooks.ibm.com/redbooks/pdfs/sg246261.pdf

Página 42 - Questions & Discussion

IBM Systems GroupAIX-AK FZK 2005© 2005 IBM CorporationWhite PapersFAStT and Linux HowTohttp://www.ibm.com/developerworks/eserver/articles/install_fib

Página 43 - Subsystem Device Driver (SDD)

IBM Systems GroupAIX-AK FZK 2005© 2005 IBM CorporationLegal NoticesBoth Linux and Storage are rapidly changing environments. This information is pres

Página 44 - DS4000 Resources

IBM Systems GroupAIX-AK FZK 2005© 2005 IBM CorporationIBM Storage Support for LinuxDS4000 Storage Servers Enterprise Storage ServerLinear Tape Open

Página 45 - LTO Resources

IBM Systems GroupAIX-AK FZK 2005© 2005 IBM CorporationpLinux Support DiskESS: SLES8, SLES9, RH-EL 3SDD availableJS20, p5 and OP: SLES9, RH-EL 3Rem

Página 46 - Redbooks

IBM Systems GroupAIX-AK FZK 2005© 2005 IBM CorporationpLinux Support TapeLTO: SLES 8, SLES 9, RH-EL 3Data Path (for 3584) and Media Changer failover

Página 47 - White Papers

IBM Systems GroupAIX-AK FZK 2005© 2005 IBM CorporationThe Linux SCSI SubsystemWhat is supportedThe Linux SCSI subsystemLinux Kernel version 2.6Mul

Página 48 - Legal Notices

IBM Systems GroupAIX-AK FZK 2005© 2005 IBM CorporationLinux Device Addressingbrw-rw---- 1 root disk 8, 0 2003-03-14 14:07 /dev/sdabrw-r

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