HP LTO 4 FC Manual do Utilizador

Consulte online ou descarregue Manual do Utilizador para Bibliotecas de fitas e autoloaders HP LTO 4 FC. HP LTO 4 FC User's Manual Manual do Utilizador

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HP LTO Ultrium tape drives
technical reference manual
LTO 4 FC, SCSI and SAS drives
volume 2: software integration
Edition 1, June 2007
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1 2 3 4 5 6 ... 95 96

Resumo do Conteúdo

Página 1 - LTO 4 FC, SCSI and SAS drives

HP restrictedHP LTO Ultrium tape drivestechnical reference manualLTO 4 FC, SCSI and SAS drivesvolume 2: software integrationEdition 1, June 2007

Página 2

10HP restrictedLTO Ultrium featuresGeneral documents and standardizationSee http://www.t10.org/t10_main.htm for INCITS SCSI Primary Commands—3 (SPC-3)

Página 3 - Contents

HP LTO Ultrium 4 drives technical reference manual, volume 2: software integration 11HP restricted1 Designing backup applicationsIn today’s computer m

Página 4

Designing backup applications12HP restrictedNOTE: Using immediate mode with other commands does not improve performance and can cause problems when wr

Página 5

HP LTO Ultrium 4 drives technical reference manual, volume 2: software integration 13HP restrictedSee “Tape Capacity Log Page” under the LOG SENSE com

Página 6

Designing backup applications14HP restricted• Use log files to store Inquiry and Sense Key/Error Code information about error conditions.• Allow users

Página 7 - Related documents

HP LTO Ultrium 4 drives technical reference manual, volume 2: software integration 15HP restricted2 Configuration and initializationThis section cover

Página 8 - Interface

Configuration and initialization16HP restrictedProduct ID, first 8 bytesProduct ID, last 8 bytesProduct Revision LevelExampleIf new drive families or

Página 9 - Dealing with errors

HP LTO Ultrium 4 drives technical reference manual, volume 2: software integration 17HP restrictedSince LTO 4 drives cannot write to Ultrium-2 media,

Página 10 - LTO Ultrium features

Configuration and initialization18HP restricted

Página 11 - Optimizing performance

HP LTO Ultrium 4 drives technical reference manual, volume 2: software integration 19HP restricted3Use of tapesHP Ultrium user documentation and “Cart

Página 12 - Managing the use of tapes

HP restrictedLegal and notice information© Copyright 1999–2007 Hewlett-Packard Development Company, L.P.Hewlett-Packard Company makes no warranty of a

Página 13 - Drive tests

Use of tapes20HP restrictedTape status and capacityFollowing autoload or a LOAD command, the software can determine the state of the tape and its capa

Página 14 - • Incorporate online help

HP LTO Ultrium 4 drives technical reference manual, volume 2: software integration 21HP restrictedCapacity calculations are based on estimates; report

Página 15 - Operating system drivers

Use of tapes22HP restrictedThe following table gives the minimum acceptable Capacity Proportion Values and the approximate capacity they will give:NOT

Página 16 - MODE SENSE and LOG

HP LTO Ultrium 4 drives technical reference manual, volume 2: software integration 23HP restrictedTapeAlert flags:• 3Bh (WORM medium—integrity check f

Página 17 - Support for additional LUN

Use of tapes24HP restrictedapplication to locate the tape in preparation for subsequent writing or reading operations. At the start of an appending ar

Página 18

HP LTO Ultrium 4 drives technical reference manual, volume 2: software integration 25HP restrictedBarcode supportUltrium barcode support is required f

Página 19 - 3Use of tapes

Use of tapes26HP restrictedRWW retry countsData is read immediately after being written to tape to establish that it has been written correctly. Incre

Página 20 - Tape status and capacity

HP LTO Ultrium 4 drives technical reference manual, volume 2: software integration 27HP restricted4 Factors affecting performanceThis chapter contains

Página 21 - CDB fields

Factors affecting performance28HP restrictedabsolute block size, performance should not suffer, but do ensure that the transfer size is at least 256 K

Página 22 - WORM media

HP LTO Ultrium 4 drives technical reference manual, volume 2: software integration 29HP restricted• All of these values may be subject to change.• The

Página 23 - Re-writing media labels

HP LTO Ultrium 4 drives technical reference manual, volume 2: software integration 3HP restrictedRelated documents . . . . . . . . . . . . . . . . . .

Página 24 - Unique media identifier

Factors affecting performance30HP restrictedExample: SCSI: Consider an 8 KB transfer at burst rates of 8 MB/s and 1 MB/s. The fast transfer takes 1 ms

Página 25 - Load count

HP LTO Ultrium 4 drives technical reference manual, volume 2: software integration 31HP restrictedDrive-related factorsRecommendation: • Try not to pu

Página 26 - RWW retry counts

Factors affecting performance32HP restrictedFormat-related factorsRecommendation: A good transfer size to aim at is 256 KB (128 KB minimum). For an ap

Página 27 - Detecting the drive’s speed

HP LTO Ultrium 4 drives technical reference manual, volume 2: software integration 33HP restricted

Página 28 - Time-out values

Factors affecting performance34HP restricted

Página 29 - Factors affecting performance

HP LTO Ultrium 4 drives technical reference manual, volume 2: software integration 35HP restricted5 Supporting Ultrium featuresThis section covers the

Página 30

Supporting Ultrium features36HP restrictedAutomation/Device Interface (ADI)There are two elements to the Automation/Device Interface (ADI):• ADI Trans

Página 31 - Drive-related factors

HP LTO Ultrium 4 drives technical reference manual, volume 2: software integration 37HP restrictedAutomation Control Interface (ACI)The Automation Con

Página 32 - Format-related factors

Supporting Ultrium features38HP restrictedcartridge at the moment that the drive starts to pull it into the drive, if it is configured for that type o

Página 33

HP LTO Ultrium 4 drives technical reference manual, volume 2: software integration 39HP restricted• Send SCSI with the following opcodes:New features

Página 34

4HP restrictedWORM media . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22How

Página 35 - 5 Supporting Ultrium features

Supporting Ultrium features40HP restricted• If the drive receives a valid ACI 4.1 format Set Drive Configuration command.• An ACI 4.2 or ACI 4.3 forma

Página 36 - INQUIRY data

HP LTO Ultrium 4 drives technical reference manual, volume 2: software integration 41HP restrictedWhen the drive has completed the second step of init

Página 37 - Modes of usage through ACI

Supporting Ultrium features42HP restrictedThe Encryption Status bits indicate the current encryption/decryption status of the SSC device server:Furthe

Página 38 - ACI command set

HP LTO Ultrium 4 drives technical reference manual, volume 2: software integration 43HP restrictedTable 1 Non-queued ACI commandsTable 2 Queued ACI co

Página 39 - New features in ACI 4.3

Supporting Ultrium features44HP restrictedDuring the second step of the power-up sequence, the tape drive will respond with BUSY status to all ACI com

Página 40

HP LTO Ultrium 4 drives technical reference manual, volume 2: software integration 45HP restrictedHP recommends configuration of the upgrade protect f

Página 41 - Encryption support

Supporting Ultrium features46HP restrictedprocess and that the normal power-up ACI command sequence is followed to ensure that the drive is configured

Página 42 - Supporting the ACI protocol

HP LTO Ultrium 4 drives technical reference manual, volume 2: software integration 47HP restrictedCleaning cartridge (HP-configured or Universal)When

Página 43 - Recommended power-up sequence

Supporting Ultrium features48HP restrictedData cartridge with unreadable CMIf the Cartridge Memory cannot be read, the drive assumes that the cartridg

Página 44 - GOOD status to a Get Drive

HP LTO Ultrium 4 drives technical reference manual, volume 2: software integration 49HP restrictedInvalid firmware upgrade cartridgeIf a firmware upgr

Página 45 - Upgrading the drive firmware

HP LTO Ultrium 4 drives technical reference manual, volume 2: software integration 5HP restrictedCleaning . . . . . . . . . . . . . . . . . . . . . .

Página 46 - Handling irregular cartridges

Supporting Ultrium features50HP restrictedResetting drivesThe tape drive can be reset by the automation controller via the ACI Reset command or, in AC

Página 47 - Unreadable data cartridge

HP LTO Ultrium 4 drives technical reference manual, volume 2: software integration 51HP restrictedControlling data compressionThe data compression har

Página 48 - Cartridge cannot be loaded

Supporting Ultrium features52HP restrictedWrite delay timeThe Write Delay Time field (bytes 6–7) on the Device Configuration mode page (10h) specifies

Página 49 - Cleaning

HP LTO Ultrium 4 drives technical reference manual, volume 2: software integration 53HP restricted6 Sense keys and codesSense keys—actions to takeUltr

Página 50 - Backup software

Sense keys and codes54HP restricted2hNOT READYThis sense key generally means the host will have to wait for the drive to become READY. Media access is

Página 51 - Other mode page information

HP LTO Ultrium 4 drives technical reference manual, volume 2: software integration 55HP restricted4hHW ERRORThis indicates that the current I/O operat

Página 52 - Partition size

Sense keys and codes56HP restricted 7hDATA PROTECTIONThis is an error if the I/O operation is attempting to access the media in some manner and failin

Página 53 - 6 Sense keys and codes

HP LTO Ultrium 4 drives technical reference manual, volume 2: software integration 57HP restrictedAdditional sense codes—actions to takeThese tables p

Página 54 - MEDIUM ERROR

Sense keys and codes58HP restricted0h—NO SENSEThe following action applies to most additional sense codes in this group:Action: For all additional sen

Página 55 - UNIT ATTENTION

HP LTO Ultrium 4 drives technical reference manual, volume 2: software integration 59HP restricted1h—RECOVERED ERRORNOTE: Reporting of recovered error

Página 56

6HP restricted

Página 57

Sense keys and codes60HP restricted04 01 LUN in process of becoming readyA media access command has been received while a load is occurring with immed

Página 58 - 0h—NO SENSE

HP LTO Ultrium 4 drives technical reference manual, volume 2: software integration 61HP restricted30 03 Cleaning cartridge installed.A medium-access c

Página 59 - 2h—NOT READY

Sense keys and codes62HP restricted3h—MEDIUM ERRORCode Meaning Comments00 02 End of Tape detected A READ, SPACE, WRITE or WRITE FILEMARKS command foun

Página 60 - LOAD before media access

HP LTO Ultrium 4 drives technical reference manual, volume 2: software integration 63HP restricted11 00 Unrecovered read error A read from tape has fa

Página 61 - LOAD CDB was set or the

Sense keys and codes64HP restricted14 03 End of data not found A read-type operation failed because a format violation related to a missing EOD data s

Página 62 - 3h—MEDIUM ERROR

HP LTO Ultrium 4 drives technical reference manual, volume 2: software integration 65HP restricted30 07 Cleaning failure A cleaning operation was atte

Página 63

Sense keys and codes66HP restricted3B 00 Sequential positioning errorThe drive has failed to read data off tape. There are two possibilities:• The cur

Página 64 - Sense keys and codes64

HP LTO Ultrium 4 drives technical reference manual, volume 2: software integration 67HP restricted4h—HW ERRORThe following actions apply to most addit

Página 65

Sense keys and codes68HP restricted5h—ILLEGAL REQUESTThe following actions apply to all additional sense codes in this group:53 01 Unload tape failure

Página 66 - REWIND command

HP LTO Ultrium 4 drives technical reference manual, volume 2: software integration 69HP restricted6h—UNIT ATTENTION26 04 Invalid release of persistent

Página 67 - 4h—HW ERROR

HP LTO Ultrium 4 drives technical reference manual, volume 2: software integration 7HP restrictedRelated documentsThis is one of six volumes that docu

Página 68 - 5h—ILLEGAL REQUEST

Sense keys and codes70HP restricted29 01 Power-on reset The drive has powered on since the host last accessed it.Action: 1. The action of the calling

Página 69 - 6h—UNIT ATTENTION

HP LTO Ultrium 4 drives technical reference manual, volume 2: software integration 71HP restrictedAction: When operating the drive in this type of env

Página 70

Sense keys and codes72HP restricted7h—DATA PROTECTIONCode Meaning Comments26 10 Data decryption key fail limit reachedA SECURITY PROTOCOL OUT command

Página 71

HP LTO Ultrium 4 drives technical reference manual, volume 2: software integration 73HP restricted30 0C WORM—overwrite attempted A write operation cou

Página 72 - 7h—DATA PROTECTION

Sense keys and codes74HP restricted8h—BLANK CHECK74 03 Incorrect data encryption key The drive read into a block of data which could not be decrypted

Página 73

HP LTO Ultrium 4 drives technical reference manual, volume 2: software integration 75HP restrictedBh—ABORTED COMMANDThe following action applies to al

Página 74 - 8h—BLANK CHECK

Sense keys and codes76HP restrictedDh—VOLUME OVERFLOWNOTE: When the sense, additional sense and qualifying sense keys are listed, the software may loo

Página 75 - Bh—ABORTED COMMAND

HP LTO Ultrium 4 drives technical reference manual, volume 2: software integration 77HP restricted7 Exception handlingThese pages cover methods of dea

Página 76 - Dh—VOLUME OVERFLOW

Exception handling78HP restricted5. Parallel SCSI only: Allow the System Supervisor or support person to perform a controlled hard SCSI Bus Reset.If t

Página 77 - 7 Exception handling

HP LTO Ultrium 4 drives technical reference manual, volume 2: software integration 79HP restrictedFlagsThe following table lists the flags that could

Página 78 - Supporting TapeAlert

8HP restrictedInstallation and configurationOperationCartridgesInterfaceFC Drives SCSI Drives SAS DrivesConnectors1 HW Integration: ch. 4 1 HW Integra

Página 79

Exception handling80HP restricted4 Media C  Your data is at risk:1. Copy any data you require from this tape.2. Do not use this tape again.3. Restart

Página 80 -  Your data is at risk:

HP LTO Ultrium 4 drives technical reference manual, volume 2: software integration 81HP restricted10 No removal I  You cannot eject the cartridge bec

Página 81

Exception handling82HP restricted19 Nearing media lifeI  The tape cartridge is nearing the end of its calculated life. It is recommended that you:1.

Página 82 - Exception handling82

HP LTO Ultrium 4 drives technical reference manual, volume 2: software integration 83HP restricted24 Retension requestedW The tape drive has requested

Página 83

Exception handling84HP restricted32 Interface W The tape drive has a problem with the application client interface:1. Check the cables and cable conne

Página 84 -  The operation has failed:

HP LTO Ultrium 4 drives technical reference manual, volume 2: software integration 85HP restricted51 Tape directory invalid at unloadW  The tape dire

Página 85

Exception handling86HP restrictedNote that often messages will not appear in isolation. For example, message 01h (“The tape drive is having problems r

Página 86 - Exception handling86

HP LTO Ultrium 4 drives technical reference manual, volume 2: software integration 87HP restrictedNOTE: Once cleared, a flag cannot be set again until

Página 87 - TapeAlert models

Exception handling88HP restrictedIn addition, the application can determine which TapeAlert flags are supported by the device server through the TapeA

Página 88 - Reading the TapeAlert log

HP LTO Ultrium 4 drives technical reference manual, volume 2: software integration 89HP restricted5. Optionally, automate the recommended recovery act

Página 89 - Responding to the ‘Clean’ LED

HP LTO Ultrium 4 drives technical reference manual, volume 2: software integration 9HP restrictedMaintenance and troubleshootingDealing with errorsImp

Página 90 - Providing pass-through mode

Exception handling90HP restricted1. Clean the heads and try the operation again. 2. If the ‘Clean’ LED is lit again, repeat the operation with another

Página 91 - Glossary

HP LTO Ultrium 4 drives technical reference manual, volume 2: software integration 91HP restrictedGlossaryANSI American National Standards Institute,

Página 92

92HP restrictedoffline The drive is offline if the tape is currently unloaded or not in the drive. The host has limited access, and cannot perform any

Página 93

HP LTO Ultrium 4 drives technical reference manual, volume 2: software integration 93HP restrictedIndexAACI 17, 35, 37cleaning 49command set 38co

Página 94

94HP restrictedEOM 58, 62, 91EOPD 22EOT 76errorshard 91parity 75read 63write 62, 66escalation procedure 77EW-EOM 91exception handling 77F

Página 95

HP LTO Ultrium 4 drives technical reference manual, volume 2: software integration 95HP restrictedPparity error 75partition size 52pass-through mode

Página 96

96HP restricted

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