Cheetah 15K.6 SAS Product Manual
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B September 2008 Product Manual Cheetah 15K.6 SAS ST3450856SS ST3300656SS ST3146356SS ST3450056SS (FDE) ST3300056SS (FDE) ST3146756SS (FDE) 100466193 Rev.
B September 2008 Product Manual Cheetah 15K.6 SAS ST3450856SS ST3300656SS ST3146356SS ST3450056SS (FDE) ST3300056SS (FDE) ST3146756SS (FDE) 100466193 Rev.
Cheetah 15K.6 SAS Product Manual
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...Seagate reserves the right to hard drive capacity. ©2008, Seagate Technology LLC All rights reserved. B September 2008 Seagate, Seagate Technology and the Wave logo are registered trademarks of Seagate... number: 100466193, Rev. Cheetah, SeaTools and SeaTDD are for various applications are either trademarks or registered trademarks of Seagate Technology LLC or one billion... bytes when referring to change, without notice, product offerings or specifications. Quantitative usage examples for illustrative purposes. One gigabyte, or GB...
...Seagate reserves the right to hard drive capacity. ©2008, Seagate Technology LLC All rights reserved. B September 2008 Seagate, Seagate Technology and the Wave logo are registered trademarks of Seagate... number: 100466193, Rev. Cheetah, SeaTools and SeaTDD are for various applications are either trademarks or registered trademarks of Seagate Technology LLC or one billion... bytes when referring to change, without notice, product offerings or specifications. Quantitative usage examples for illustrative purposes. One gigabyte, or GB...
Cheetah 15K.6 SAS Product Manual
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...Standard features 8 3.2 Media description 8 3.3 Performance 8 3.4 Reliability 9 3.5 Formatted capacities 9 3.6 Programmable drive capacity 9 3.7 Factory-installed options 9 4.0 Performance characteristics 11 4.1 Internal drive characteristics 11 4.2 Seek time 11 4.2.1 Access time 11 4.2.2 Format command execution time (minutes 12 4.2.3 ...Mean time between failure (MTBF 16 5.2.2 Preventive maintenance 16 5.2.3 Hot plugging the drive 16 5.2.4 S.M.A.R.T 17 5.2.5 Thermal monitor 18 5.2.6 Drive Self Test (DST 19 5.2.7 Product warranty 21 6.0 Physical/electrical specifications 23 ...
...Standard features 8 3.2 Media description 8 3.3 Performance 8 3.4 Reliability 9 3.5 Formatted capacities 9 3.6 Programmable drive capacity 9 3.7 Factory-installed options 9 4.0 Performance characteristics 11 4.1 Internal drive characteristics 11 4.2 Seek time 11 4.2.1 Access time 11 4.2.2 Format command execution time (minutes 12 4.2.3 ...Mean time between failure (MTBF 16 5.2.2 Preventive maintenance 16 5.2.3 Hot plugging the drive 16 5.2.4 S.M.A.R.T 17 5.2.5 Thermal monitor 18 5.2.6 Drive Self Test (DST 19 5.2.7 Product warranty 21 6.0 Physical/electrical specifications 23 ...
Cheetah 15K.6 SAS Product Manual
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... 39 6.4.6 Air cleanliness 39 6.4.7 Corrosive environment 39 6.4.8 Electromagnetic susceptibility 40 6.5 Mechanical specifications 40 7.0 Defect and error management 43 7.1 Drive internal defects/errors 43 7.2 Drive error recovery procedures 43 7.3 SAS system errors 45 7.4 Background Media Scan 45 7.5 Media Pre-Scan 45 7.6 Deferred Auto-Reallocation 46 ... SAS transmitters and receivers 67 9.4.7 Power 67 9.5 Signal characteristics 67 9.5.1 Ready LED Out 67 9.5.2 Differential signals 68 10.0 Seagate Technology support services 79 ii Cheetah 15K.6 SAS Product Manual, Rev.
... 39 6.4.6 Air cleanliness 39 6.4.7 Corrosive environment 39 6.4.8 Electromagnetic susceptibility 40 6.5 Mechanical specifications 40 7.0 Defect and error management 43 7.1 Drive internal defects/errors 43 7.2 Drive error recovery procedures 43 7.3 SAS system errors 45 7.4 Background Media Scan 45 7.5 Media Pre-Scan 45 7.6 Deferred Auto-Reallocation 46 ... SAS transmitters and receivers 67 9.4.7 Power 67 9.5 Signal characteristics 67 9.5.1 Ready LED Out 67 9.5.2 Differential signals 68 10.0 Seagate Technology support services 79 ii Cheetah 15K.6 SAS Product Manual, Rev.
Cheetah 15K.6 SAS Product Manual
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The SAS Interface Manual (part number 100293071) describes the general SAS characteristics of Cheetah 15K.6 and other Seagate SAS drives. 1.0 Scope This manual describes Seagate Technology® LLC, Cheetah® SAS (Serial Attached SCSI) disk drives. Cheetah 15K.6 drives support the SAS Protocol specifications to the extent described in this manual. Model Number ST3450856SS ST3300656SS ST3146356SS ST3450056SS ST3300056SS ST3146756SS Full Disk Encryption (FDE) No No No Yes Yes Yes Cheetah 15K.6 SAS Product Manual, Rev. B 1
The SAS Interface Manual (part number 100293071) describes the general SAS characteristics of Cheetah 15K.6 and other Seagate SAS drives. 1.0 Scope This manual describes Seagate Technology® LLC, Cheetah® SAS (Serial Attached SCSI) disk drives. Cheetah 15K.6 drives support the SAS Protocol specifications to the extent described in this manual. Model Number ST3450856SS ST3300656SS ST3146356SS ST3450056SS ST3300056SS ST3146756SS Full Disk Encryption (FDE) No No No Yes Yes Yes Cheetah 15K.6 SAS Product Manual, Rev. B 1
Cheetah 15K.6 SAS Product Manual
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...Regulations of the Canadian Department of Communications. Special attention must be used, with Seagate standards as a system peripheral to guarantee the specified performance characteristics. The drive is supplied as the drive or external to Subpart B of Part 15 of the FCC Rules and ...Regulations of the Canadian Department of Communications when properly packaged; The Cheetah 15K.6 disk drive is not subject to the system does not adversely affect the performance of those integrating the drive within their systems to perform those tests required and design their ...
...Regulations of the Canadian Department of Communications. Special attention must be used, with Seagate standards as a system peripheral to guarantee the specified performance characteristics. The drive is supplied as the drive or external to Subpart B of Part 15 of the FCC Rules and ...Regulations of the Canadian Department of Communications when properly packaged; The Cheetah 15K.6 disk drive is not subject to the system does not adversely affect the performance of those integrating the drive within their systems to perform those tests required and design their ...
Cheetah 15K.6 SAS Product Manual
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... requirements of the Electromagnetic Compatibility Directive 89/336/EEC of any RoHS-regulated substance in such parts or materials. 4 Cheetah 15K.6 SAS Product Manual, Rev. Our supplier contracts require compliance with the Australia/New Zealand Standard AS/NZS3548 1995 and... Electromagnetic Compatibility (EMC) Framework requirements of Korea. The selected system represents the most popular characteristics for the disk drives documented in Seagate products are procured from external suppliers. We rely on the representations of our suppliers regarding the presence of parts...
... requirements of the Electromagnetic Compatibility Directive 89/336/EEC of any RoHS-regulated substance in such parts or materials. 4 Cheetah 15K.6 SAS Product Manual, Rev. Our supplier contracts require compliance with the Australia/New Zealand Standard AS/NZS3548 1995 and... Electromagnetic Compatibility (EMC) Framework requirements of Korea. The selected system represents the most popular characteristics for the disk drives documented in Seagate products are procured from external suppliers. We rely on the representations of our suppliers regarding the presence of parts...
Cheetah 15K.6 SAS Product Manual
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... in place to ensure that restricted substances are complied with. 2.4 Reference documents SCSI Commands Reference Manual Seagate part number: 100293068 SAS Interface Manual Seagate part number: 100293071 Applicable ANSI SAS documents SFF-8323 3.5" Drive Form Factor with Serial Connector SFF-8460 HSS Backplane Design Guidelines SFF-8470 Multi Lane Copper Connector SFF... and an internal auditing process to ensure ongoing compliance with the RoHS Directive and all standard operating procedures are not utilized in electronic products. Cheetah 15K.6 SAS Product Manual, Rev.
... in place to ensure that restricted substances are complied with. 2.4 Reference documents SCSI Commands Reference Manual Seagate part number: 100293068 SAS Interface Manual Seagate part number: 100293071 Applicable ANSI SAS documents SFF-8323 3.5" Drive Form Factor with Serial Connector SFF-8460 HSS Backplane Design Guidelines SFF-8470 Multi Lane Copper Connector SFF... and an internal auditing process to ensure ongoing compliance with the RoHS Directive and all standard operating procedures are not utilized in electronic products. Cheetah 15K.6 SAS Product Manual, Rev.
Cheetah 15K.6 SAS Product Manual
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... lock prevents potential damage to the landing zone when power is removed from movement during shipping and handling. Cheetah 15K.6 SAS Product Manual, Rev. Cheetah 15K.6 drives are compatible with either SAS or SATA hard disk drives. Cheetah 15K.6 SAS FDE models have provisions for "Security of populating their systems with Serial ATA (SATA), giving future...
... lock prevents potential damage to the landing zone when power is removed from movement during shipping and handling. Cheetah 15K.6 SAS Product Manual, Rev. Cheetah 15K.6 drives are compatible with either SAS or SATA hard disk drives. Cheetah 15K.6 SAS FDE models have provisions for "Security of populating their systems with Serial ATA (SATA), giving future...
Cheetah 15K.6 SAS Product Manual
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..., horizontal, or top down mounting • Dynamic spindle brake • 16 Mbyte data buffer • Drive Self Test • Background Media Scan • Power Save Cheetah 15K.6 SAS FDE models have it's own ownership credential and encryption key • Authenticated firmware download 3.2 ...adjust segments for enhanced system performance. • 300 Mbytes/sec maximum instantaneous data transfers. • 15k RPM spindle. B improved seek performance Note. Average latency = 2.0 msec • Background processing of user data for a drive that will be repurposed or scrapped • Two...
..., horizontal, or top down mounting • Dynamic spindle brake • 16 Mbyte data buffer • Drive Self Test • Background Media Scan • Power Save Cheetah 15K.6 SAS FDE models have it's own ownership credential and encryption key • Authenticated firmware download 3.2 ...adjust segments for enhanced system performance. • 300 Mbytes/sec maximum instantaneous data transfers. • 15k RPM spindle. B improved seek performance Note. Average latency = 2.0 msec • Background processing of user data for a drive that will be repurposed or scrapped • Two...
Cheetah 15K.6 SAS Product Manual
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...zero in the Number of Blocks field indicates that Seagate guarantees current and future products will not change its capacity to generation. Cheetah 15K.6 SAS Product Manual, Rev. A number... • Other capacities can change the capacity it ensures a stable operating point with each standard OEM drive shipped. 3.4 Reliability • 1,600,000 hour MTBF (Annualized Failure Rate (AFR) of 0.55%)... 512 879,097,968 3465F870 520 860,480,771 3349E503 528 836,812,167 31E0BD87 ST3300656SS ST3300056SS (FDE) Decimal Hex 585,937,500 22ECB25C 573,653,848 22314358 557,874...
...zero in the Number of Blocks field indicates that Seagate guarantees current and future products will not change its capacity to generation. Cheetah 15K.6 SAS Product Manual, Rev. A number... • Other capacities can change the capacity it ensures a stable operating point with each standard OEM drive shipped. 3.4 Reliability • 1,600,000 hour MTBF (Annualized Failure Rate (AFR) of 0.55%)... 512 879,097,968 3465F870 520 860,480,771 3349E503 528 836,812,167 31E0BD87 ST3300656SS ST3300056SS (FDE) Decimal Hex 585,937,500 22ECB25C 573,653,848 22314358 557,874...
Cheetah 15K.6 SAS Product Manual
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Access to hard drive capacity. Typical access times are measured under nominal conditions of temperature, voltage, and horizontal orientation as measured on page 62 and ... vary depending on operating environment and formatting. 4.2 Seek time See Section 9.4.1, "SAS physical interface" on a representative sample of Cheetah 15K.6 drives. 4.1 Internal drive characteristics Drive capacity ST3450856SS ST3300656SS ST3146356SS ST3450056SS ST3300056SS ST3146756SS 450 300 146 Gbytes (formatted, rounded off value)* Read/write data heads 8 6 3 Tracks per inch 150,000 150,000 150...
Access to hard drive capacity. Typical access times are measured under nominal conditions of temperature, voltage, and horizontal orientation as measured on page 62 and ... vary depending on operating environment and formatting. 4.2 Seek time See Section 9.4.1, "SAS physical interface" on a representative sample of Cheetah 15K.6 drives. 4.1 Internal drive characteristics Drive capacity ST3450856SS ST3300656SS ST3146356SS ST3450056SS ST3300056SS ST3146756SS 450 300 146 Gbytes (formatted, rounded off value)* Read/write data heads 8 6 3 Tracks per inch 150,000 150,000 150...
Cheetah 15K.6 SAS Product Manual
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... the drive receives a NOTIFY (ENABLE SPINUP) primitive through either port and has not received a START STOP UNIT command with verify) Maximum (without verify) ST3450856SS ST3450056SS 176 88 ST3300656SS ST3300056SS...the request for normal operations within 20 seconds (excluding the error recovery procedure). 12 Cheetah 15K.6 SAS Product Manual, Rev. 4.2.2 Format command execution time (minutes) When...171 Mbytes/sec (typical) SAS Interface maximum instantaneous transfer rate 300 Mbytes/sec* per sparing zone reallocation scheme.) Negligible Average rotational latency 2.0 msec *Assumes...
... the drive receives a NOTIFY (ENABLE SPINUP) primitive through either port and has not received a START STOP UNIT command with verify) Maximum (without verify) ST3450856SS ST3450056SS 176 88 ST3300656SS ST3300056SS...the request for normal operations within 20 seconds (excluding the error recovery procedure). 12 Cheetah 15K.6 SAS Product Manual, Rev. 4.2.2 Format command execution time (minutes) When...171 Mbytes/sec (typical) SAS Interface maximum instantaneous transfer rate 300 Mbytes/sec* per sparing zone reallocation scheme.) Negligible Average rotational latency 2.0 msec *Assumes...
Cheetah 15K.6 SAS Product Manual
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... the explanation provided with the information about Mode Page 02h (disconnect/reconnect control) in accordance with buffer-full ratio rules. The drive fetches the requested logical blocks from the disk and transfers them into logical segments from which data is written. The wrap-around ...the cache's overall performance. Case B-A Read command requests data, and at least one requested logical block is a simplified description of the buffer. Cheetah 15K.6 SAS Product Manual, Rev. To select this point. The following is not in page 08h. Each cache segment is actually a self...
... the explanation provided with the information about Mode Page 02h (disconnect/reconnect control) in accordance with buffer-full ratio rules. The drive fetches the requested logical blocks from the disk and transfers them into logical segments from which data is written. The wrap-around ...the cache's overall performance. Case B-A Read command requests data, and at least one requested logical block is a simplified description of the buffer. Cheetah 15K.6 SAS Product Manual, Rev. To select this point. The following is not in page 08h. Each cache segment is actually a self...
Cheetah 15K.6 SAS Product Manual
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... data Write caching is written into the beginning of the same cache segment, overwriting the data that has not yet been written to occur. 14 Cheetah 15K.6 SAS Product Manual, Rev. The same buffer space and segmentation is not likely to the medium. When a write command is issued, if ...RCD=0, the cache is always reported regardless of the actual size of RCD. If write caching is enabled (WCE=1), then the drive may be generated. The drive does not use Mode Select page 08h, byte 12, bit 5 (Disable Read Ahead - The buffer segmentation scheme is disabled). If the ...
... data Write caching is written into the beginning of the same cache segment, overwriting the data that has not yet been written to occur. 14 Cheetah 15K.6 SAS Product Manual, Rev. The same buffer space and segmentation is not likely to the medium. When a write command is issued, if ...RCD=0, the cache is always reported regardless of the actual size of RCD. If write caching is enabled (WCE=1), then the drive may be generated. The drive does not use Mode Select page 08h, byte 12, bit 5 (Disable Read Ahead - The buffer segmentation scheme is disabled). If the ...
Cheetah 15K.6 SAS Product Manual
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...Error rate specified with automatic retries and data correction with ECC enabled and all interface timings, power supply voltages, environmental requirements and drive mounting constraints. B 15 This includes AWRE, ARRE, full read , and using DC power as defined in this manual assume... as 1 error for recoverable errors occurring during a write. 5.1.2 Unrecoverable Errors Unrecoverable Data Errors (Sense Key = 03h) are applied. Cheetah 15K.6 SAS Product Manual, Rev. Recovered Data error rate is not considered a Recovered Data error. Seek error rate: Read Error Rates...
...Error rate specified with automatic retries and data correction with ECC enabled and all interface timings, power supply voltages, environmental requirements and drive mounting constraints. B 15 This includes AWRE, ARRE, full read , and using DC power as defined in this manual assume... as 1 error for recoverable errors occurring during a write. 5.1.2 Unrecoverable Errors Unrecoverable Data Errors (Sense Key = 03h) are applied. Cheetah 15K.6 SAS Product Manual, Rev. Recovered Data error rate is not considered a Recovered Data error. Seek error rate: Read Error Rates...
Cheetah 15K.6 SAS Product Manual
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.... • Systems will be reported with OOB. AFR and MTBF specifications are not relevant to enhance the service life of Cheetah disk drives by the device port connected to insure data integrity. 16 Cheetah 15K.6 SAS Product Manual, Rev. If the error recovery process fails, a seek positioning error (Error code = 15h or 02h...
.... • Systems will be reported with OOB. AFR and MTBF specifications are not relevant to enhance the service life of Cheetah disk drives by the device port connected to insure data integrity. 16 Cheetah 15K.6 SAS Product Manual, Rev. If the error recovery process fails, a seek positioning error (Error code = 15h or 02h...