HP Lto 5 Manual

01234567
CodeSetReserved(0)6
Reserved(0)7
ServiceBufferTitle8–n
TypicalSizeDescriptionBufferID
500kBErrorlog–TheinformationinthislogmaybeusedbyanHPengineerto
diagnosefailuresattributedtothedrive,mediumorautomationcontroller.
41h
200kBDriveHealthlog–TheinformationinthislogmaybeusedbyaHPengineer
toevaluatethegeneralhealthofthedriveandidentifyanypotentialproblem
areas.
42h
ServiceBuffers
TheDriveHealthLog,servicebuffer(42h)isnotreportedintheServiceBufferInformationlog...

Thenumberofsupportedparameterentriesis60;30non-volatileentriesand30volatileentries.
01234567
PageCode(16h)SPF(0)DS(0)0
Subcodepage(00h)1
PageLength(n–3)(MSB)2
(LSB)3
Tapediagnosticdatalogparameters
TapeDiagnosticDatalogparameter(first)4
::
TapeDiagnosticDatalogparameter(last)n
Eachlogparameterisformattedasfollows:
01234567
ParameterCode(MSB)0
(LSB)1
Format&Linking(11b)TMC(0)ETC(0)TSD(0)ObsoleteDU(0)2
ParameterLength(44h)3
Reserved(0)4–5
DensityCode6
MediumType7
LifetimeMediumMotionHours8–11...

01234567
Reserved(0)65
Timestamp66
71
Theshortform(16–bitinteger)driveerrorcorrespondingtothefailurereportedto
thehost.
DriveErrorCode
VolumeStatisticsLogpage
Thislogprovidesinformationabouttheuseofthetapedevice.
01234567
PageCode(17h)SPF(0)DS(0)0
Subcodepage(00h)1
PageLength(MSB)2
(LSB)3
VolumeStatisticslogparameter(first)4
::
VolumeStatisticslogparameter(last)m
DeviceStatisticslogparameters
Thesupportedlogparametersincludethoseshownbelow;moreparametersareexpectedtobe
addedasdevelopmentprogresses....

TypeLength
(bytes)
DescriptionParameter
Code
Counter4Lifetimemegabytesread0011h
Counter2Lastloadwritecompressionratio0012h
Counter2Lastloadreadcompressionratio0013h
Counter8Mediummounttime0014h
Counter8Mediumreadytime0015h
Counter4Totalnativecapacity0016h
Counter4Totalusednativecapacity0017h
String10Volumeserialnumber0040h
String8Tapelotidentifier0041h
String32Volumebarcode0042h
String8Volumemanufacturer0043h
String4Volumelicensecode0044h
String9Volumeformat0045h
Counter2Writeprotect0080h...

01234567
FormatandLinking(11b)TMC(0)ETC(0)TSD(0)Obsolete(0)DU(0)2
ParameterLength(n–3)3
VolumeStatisticsPartitionRecordDescriptors4–n
Thislogparameterwillreportonedescriptorofthefollowingformat:
01234567
PartitionDescriptorLength(n)0
Reserved(0)1
PartitionNumber2–3
PartitionRecordDataCounter4–n
Volumestatisticsstringdatalogparameter
01234567
ParameterCode(MSB)0
(LSB)1
FormatandLinking(11b)TMC(0)ETC(0)TSD(0)Obsolete(0)DU(0)2
ParameterLength(n–3)3
StringData4–n
Protocol-SpecificPortLogpage(SASdrivesonly)...

01234567
ParameterLength(38h)3
ProtocolIdentifier(6h)Reserved(0)4
Reserved(0)5
GenerationCode6
NumberofPhys(1)7
Reserved(0)8
PHYIdentifier[0,1]9
Reserved(0)10
SASPHYLogDescriptorLength(30h)11
AttachedReasonAttachedDeviceTypeRsvd
(0)
12
NegotiatedPhysicalLinkRateReason(0)13
Rsvd(0)AttachedSMP
InitiatorPort
AttachedSTP
InitiatorPort
AttachedSSP
InitiatorPortReserved(0)14
Rsvd(0)AttachedSMP
TargetPort
AttachedSTP
TargetPort
AttachedSSP
TargetPortReserved(0)15
SASAddress(8bytes)(MSB)16
(LSB)23...

1.5Gbps
3.0Gbps
8
9
NegotiatedPhysicalLink
Rate
NumberofinvalidDWORDSreceivedoutsideofPHYresetsequences.InvalidDWORDCount
NumberofDWORDScontainingrunningdisparityerrorsreceivedoutsidethePHYreset
sequences.
RunningDisparityError
Count
NumberoftimesthePHYrestartedthelinkresetsequencebecauseitlostDWORD
synchronization.
LossofDWORD
synchronization
NumberoftimesthePHYdidnotobtainDWORDsynchronizationduringthefinalSAS
speednegotiationwindow.
PHYResetProblemCount...

SetTypeDescriptionParameter
YesWarningMemoryChipinCartridgeFailure15
YesCriticalForcedEject16
WarningRead-OnlyFormat17
YesWarningTapeDirectoryCorrupted18
YesInformationNearingMediaLife19
YesCriticalCleanNow20
WarningCleanPeriodic21
YesCriticalExpiredCleaningMedia22
YesCriticalInvalidCleaningCartridge23
WarningRetensionRequested24
WarningDual-portInterfaceError25
WarningCoolingFanFailure26
WarningPowerSupplyFailure27
WarningPowerConsumption28
WarningDriveMaintenance29
YesCriticalHardwareA30...

TapeUsagelogpage
TheTapeUsagelogpagecodeis30h.Therearenineparameters.Theseareallreaddirectly
fromtheLTO-CMTapeUsageLog.
Thisdatarelatestothecurrenttapeandcanbeneitherresetnorwritten.
UpdatedWhenLengthDescriptionParm.
Tapethreaded4ThreadCount1
Datasetphysicallywritten8TotalDataSetsWritten2
Datasetphysicallywritten4TotalWriteRetries3
Datasetphysicallywritten2TotalUnrecoveredWriteErrors4
Datasetphysicallywritten2TotalSuspendedWrites5
Datasetphysicallywritten2TotalFatalSuspendedWrites6...

Thisdatarelatestothecurrenttapeandisclearedatthestartoftapeload.Itmaynotbewritten.
UpdatedWhenLengthDescriptionParameter
Datasetlogicallyread2Readcompressionratiox1000
Datasetlogicallywritten2Writecompressionratiox1001
Datasetlogicallyread4Megabytestransferredtohost2
Datasetlogicallyread4Bytestransferredtohost3
Datasetlogicallyread4Megabytesreadfromtape4
Datasetlogicallyread4Bytesreadfromtape5
Datasetlogicallywritten4Megabytestransferredfromhost6
Datasetlogicallywritten4Bytestransferredfromhost7...