Seagate ST31000425SS, ST31000424SS, ST31000426SS, ST32000446SS, ST32000445SS, ST32000444SS Msid Mtbf

Page 81

L

latency

average rotational 10, 11 Locking SP 43, 44 LockOnReset 44

logical block address 12

logical block reallocation scheme 7 logical block size 7, 11

logical segments 12

M

maintenance

14

 

 

 

 

 

 

 

Makers Secure ID

43

 

 

 

 

 

maximum delayed motor start 23,

24,

25

maximum start current

23, 24, 25

 

mean time between failure. See MTBF

 

media description

7

 

 

 

 

 

 

Media Pre-Scan

48

 

 

 

 

 

 

minimum sector interleave

11

 

 

 

miscellaneous feature support

 

 

 

Adaptive caching

64

 

 

 

 

Asynchronous event notification

64

 

Automatic contingent allegiance

64

 

Deferred error handling 64

 

 

 

Parameter rounding

64

 

 

 

Queue tagging

64

 

 

 

 

 

Reporting actual retry count

64

 

 

Segmented caching

64

 

 

 

SMP = 1 in Mode Select command

64

Synchronized (locked) spindle operation 64

Zero latency read

64

 

 

 

 

miscellaneous status support

 

 

 

ACA active

64

 

 

 

 

 

 

ACA active, faulted initiator

64

 

 

Busy

64

 

 

 

 

 

 

 

 

Check condition

64

 

 

 

 

Condition met/good

64

 

 

 

Good

64

 

 

 

 

 

 

 

 

Intermediate/condition met/good

64

 

Intermediate/good

64

 

 

 

Reservation conflict

64

 

 

 

Task set full

64

 

 

 

 

 

 

miscorrected media data

14

 

 

 

Mode sense

 

59,

61,

62,

 

 

 

data, table

63

 

 

mounting

52

 

 

 

 

 

 

 

 

holes

52

 

 

 

 

 

 

 

 

orientations

50

 

 

 

 

 

 

mounting configuration

41

 

 

 

mounting configuration dimensions

41

 

MSID

43,

44

 

 

 

 

 

 

 

 

MTBF

14,

15,

36

 

 

 

 

 

 

N

noise audible 3

noise immunity 26 non-operating 36, 37, 39

temperature 36 non-operating vibration 39

O

office environment 39 operating 36, 37, 39 option selection 68 options 9 out-of-plane distortion 52

P

package size 38

package test specification 5 packaged 38

parameter rounding 64 password 43, 44 passwords 44 PCBA 52

peak bits per inch 10

peak operating current 23, 24, 25 peak-to-peak measurements 26 performance characteristics

detailed 10 general 11

performance degradation 37 performance highlights 8 physical damage 39 physical interface 65 physical specifications 21 pin descriptions 68

power 69 dissipation 30 requirements, AC 22 requirements, DC 22 sequencing 26

Power Condition mode page 21 power distribution 3

power management 21 PowerChoice 21 PowerChoice reports 22 PowerCycle 44 prefetch/multi-segmented cache control 12

preventive maintenance

14

protection of data at rest

43

Q

queue tagging 64

Constellation ES Series SAS Product Manual, Rev. E

73

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Contents ST32000446SS ST31000426SS ST3500416SS Standard Models Self-Encrypting Drive ModelsSED Fips 140-2 Models Revision history Contents Installation Defect and error managementAbout Fips About self-encrypting drives Interface requirementsPower Constellation ES Series SAS Product Manual, Rev. E List of Figures Constellation ES Series SAS Product Manual, Rev. E Seagate Online Support and Services Seagate Technology support servicesScope Standards Applicable standards and reference documentationElectromagnetic compatibility Electromagnetic susceptibilityElectromagnetic compliance for the European Union Electromagnetic complianceAustralian C-Tick Korean KCCEuropean Union Restriction of Hazardous Substances RoHS Reference documentsGeneral description Media description Standard featuresReliability PerformanceFormatted capacities Programmable drive capacityFactory-installed options Internal drive characteristics Performance characteristicsSeek performance characteristics Access timeStart/stop time General performance characteristicsCache operation Prefetch/multi-segmented cache controlPrefetch operation Caching write dataError rates Reliability specificationsRecoverable Errors Unrecoverable ErrorsSeek errors Reliability and serviceInterface errors Preventive maintenanceControlling S.M.A.R.T 4 S.M.A.R.TPerformance impact Reporting controlTemperature Log Page 0Dh Parameter Code Description Predictive failuresThermal monitor Drive Self Test DST State of the drive prior to testingDST failure definition ImplementationShort test Function Code 001b Short and extended testsExtended test Function Code 010b Log page entriesProduct warranty ShippingProduct repair and return information Physical/electrical specifications PowerChoiceTM power managementPowerChoice modes DC power requirements AC power requirementsConstellation ES Series SAS Product Manual, Rev. E Constellation ES Series SAS Product Manual, Rev. E Page General DC power requirement notes Power sequencingConducted noise immunity TB model current profiles Current profilesConstellation ES Series SAS Product Manual, Rev. E GB model current profiles 2TB models in 3Gb operation Power dissipation2TB models in 6Gb operation 1TB models in 3Gb operation 1TB models in 6Gb operation ST3500414SS CURRENT/POWER vs Throughput SAS 3.0GB 500GB models in 3Gb operationOs per Second 500GB models in 6Gb operation Temperature a. Operating Environmental limitsRelative humidity Effective altitude sea level a. Operating Shock and vibrationShock Recommended mounting Vibration a. Operating-normal Air cleanlinessAcoustics Corrosive environmentElectromagnetic susceptibility Mounting configuration dimensions Mechanical specificationsAbout Fips PurposeLevel 2 security Admin SP Controlled accessAbout self-encrypting drives Data encryptionRandom number generator RNG Default passwordDrive locking Data bandsPower requirements Authenticated firmware downloadSupported commands 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 Drive orientation InstallationAir flow CoolingGrounding Drive mountingInterface requirements SAS featuresDual port support Supported commands Scsi commands supportedSupported commands Supported commands Supported commands Mode Sense data Inquiry dataConstellation ES inquiry data Page Mode Sense data changeable and default values for 2TB drives Mode Sense data changeable and default values for 1TB drives 3a 38 60 30 00 00 02 Miscellaneous operating features and conditions Miscellaneous featuresMiscellaneous status SAS physical interface Datum B Section C C Section a a Connector requirements Physical characteristicsElectrical description Pin descriptionsPower Signal characteristicsSAS transmitters and receivers Ready LED OutLED drive signal SAS-2 Specification ComplianceDifferential signals General interface characteristicsNumerics IndexKCC Msid Mtbf See also cooling Page Constellation ES Series SAS Product Manual, Rev. E Page Seagate Technology LLC

ST3500414SS, ST3500415SS, ST32000445SS, ST31000425SS, ST32000446SS specifications

Seagate, a leader in data storage solutions, has introduced a range of high-capacity and reliable hard drives designed for enterprise environments, including the Seagate ST31000424SS, ST3500416SS, ST31000426SS, ST32000444SS, and ST32000446SS. Each of these models is built with an emphasis on performance, endurance, and advanced data protection technologies, catering to mission-critical applications and data-intensive workloads.

The ST31000424SS is a 1TB drive designed for servers and data centers. It offers a 7,200 RPM spindle speed and a 6 Gb/s SATA interface, ensuring quick data access and transfer rates. With a 64MB cache buffer, the ST31000424SS provides enhanced read/write performance, making it suitable for applications that demand quick responses from the storage subsystem.

Similarly, the ST3500416SS is a high-capacity 500GB model, also spinning at 7,200 RPM with a 6 Gb/s SATA interface. This drive is ideal for mid-range servers and enterprise storage, providing an excellent balance of performance and capacity for users looking to optimize their storage efficiency while maintaining lower power consumption.

The ST31000426SS expands the capacity to 1TB while retaining the same reliability and performance characteristics as its counterparts. Its robust design ensures reliability in multi-drive environments, making it an appealing choice for virtualization and database applications, where performance is critical.

The ST32000444SS and ST32000446SS represent Seagate's commitment to higher capacities, with both offering 2TB of storage. They both feature 7,200 RPM speeds, 6 Gb/s SATA interfaces, and 64MB cache buffers, catering to high-demand environments such as cloud storage and data analytics. The drives also integrate advanced error recovery and data integrity features, ensuring the protection of sensitive data, which is vital for enterprise users.

Each model supports Seagate's PowerChoice technology, which optimizes power consumption without sacrificing performance, enhancing energy efficiency in modern data centers. With a broad range of capacities and performance levels, these Seagate drives provide scalable solutions tailored to meet the robust demands of today’s enterprise applications, ensuring reliability and performance for critical data operations.
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