HP LTO 4 FC Instrukcja Użytkownika

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

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

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

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

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

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

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

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

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

Configuration and initialization18HP restricted

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

Factors affecting performance34HP restricted

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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