Seagate ST9450304SS manual Miscellaneous operating features and conditions, Miscellaneous features

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10.4Miscellaneous operating features and conditions

Table 11 lists various features and conditions. A “Y” in the support column indicates the feature or condition is supported. An “N” in the support column indicates the feature or condition is not supported.

Table 11:	Miscellaneous features

Supported		Feature or condition

N		Automatic contingent allegiance

N		Asynchronous event notification

N		Synchronized (locked) spindle operation

Y		Segmented caching

N		Zero latency read

Y		Queue tagging (up to 128 queue tags supported)

Y		Deferred error handling

Y		Parameter rounding (controlled by Round bit in Mode Select page 0)

Y		Reporting actual retry count in Extended Sense bytes 15, 16, and 17

N		Adaptive caching

Y		SMP = 1 in Mode Select command needed to save RPL and rotational offset bytes

Table 12:	Miscellaneous status

Supported		Status

Y		Good

Y		Check condition

Y		Condition met/good

Y		Busy

Y		Intermediate/good

Y		Intermediate/condition met/good

Y		Reservation conflict

Y		Task set full

N		ACA active

N		ACA active, faulted initiator

58	Savvio 10K.4 SAS Product Manual, Rev. A

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Contents ST9600204SSST9600104SS ST9450404SSST9450304SS Standard Models Self-Encrypting Drive ModelsRevision history Rev. a 12/15/09 Initial releaseContents About self-encrypting drives Defect and error managementInstallation Interface requirementsSeagate Technology support services Savvio 10K.4 SAS Product Manual, Rev. a List of Figures Page Scope Electromagnetic compatibility Applicable standards and reference documentationStandards Electromagnetic susceptibilityAustralian C-Tick Electromagnetic complianceElectromagnetic compliance for the European Union Korean KCCReference documents European Union Restriction of Hazardous Substances RoHSGeneral description Standard features Media descriptionFormatted capacities PerformanceReliability Programmable drive capacityFactory-installed options Seek performance characteristics Performance characteristicsInternal drive characteristics Access timeGeneral performance characteristics Start/stop timePrefetch/multi-segmented cache control Cache operationCaching write data Prefetch operation Recoverable Errors Reliability specificationsError rates Unrecoverable ErrorsInterface errors Reliability and serviceSeek errors Preventive maintenanceControlling S.M.A.R.T Maximum processing delay Fully-enabled delay4 S.M.A.R.T Performance impactTemperature Log Page 0Dh Parameter Code Description Predictive failuresThermal monitor DST failure definition State of the drive prior to testingDrive Self Test DST ImplementationExtended test Function Code 010b Short and extended testsShort test Function Code 001b Log page entriesProduct warranty ShippingProduct repair and return information Physical/electrical specifications PowerChoiceTM power managementPowerChoice modes AC power requirements DC power requirementsSavvio 10K.4 SAS Product Manual, Rev. a Page Page General DC power requirement notes Power sequencingConducted noise immunity Current profiles Current profiles for 600GB modelsCurrent profiles for 450GB models Power dissipation GB models in 3Gb operation600GB models in 6Gb operation 450GB models in 3Gb operation Temperature a. Operating Environmental limits450GB models in 6Gb operation Relative humidity Effective altitude sea level a. OperatingShock and vibration Shock Recommended mounting Air cleanliness Vibration a. Operating-normalCorrosive environment Acoustics Mechanical specifications Mounting configuration dimensionsAbout self-encrypting drives Controlled accessAdmin SP Data encryptionDrive locking Default passwordRandom number generator RNG Data bandsSupported commands Authenticated firmware downloadPower requirements Cryptographic eraseDefect and error management Drive internal defects/errorsDrive error recovery procedures SAS system errors Background Media Scan Media Pre-ScanDeferred Auto-Reallocation Idle Read After Write Installation Drive orientationCooling Air flowDrive mounting GroundingSAS features Interface requirementsDual port support Scsi commands supported Supported commandsSupported commands Supported commands Supported commands Mode Sense data Inquiry dataSavvio inquiry data Page Mode Sense data for ST9600204SS and ST9600104SS drives Mode PagesMode Sense values for ST9450404SS and ST9450304SS drives Miscellaneous operating features and conditions Miscellaneous featuresMiscellaneous status SAS physical interface Datum B Section C C Section a a Electrical description Physical characteristicsConnector requirements Pin descriptionsSAS transmitters and receivers Signal characteristicsPower Ready LED OutDifferential signals SAS-2 Specification complianceLED drive signal General interface characteristicsPresales Support Seagate Technology support servicesInternet Technical SupportWarranty Service Data Recovery Services Authorized Service CentersData Recovery Services Call Center Toll-free Direct dialFAX Index NumericsKCC Msid Mtbf See also cooling Page Savvio 10K.4 SAS Product Manual, Rev. a Page Seagate Technology LLC

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