Enterprise-Optimized 6Gb/s SAS Rivals Fibre Channel Performance and Scalability at Lower Cost
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... 1 The T10 Committee (www.t10.org/) is part of the International Committee on mini SAS connectors Investment protection Retains compatibility with earlier SAS/SATA hard drives and SCSI software/ middleware Management efficiencies Utilizes existing IT SCSI expertise Figure 2. Hence, FC has typically...Lower Cost 6Gb/s SAS: Performance, flexibility and value in affordable and easy-to-manage storage environments Feature Function Benefit 6-Gb/s transfer rate Enables enterprise-class performance at 2x the throughput of today's SAS/SATA environments Standardized expander zoning Provides ...
... 1 The T10 Committee (www.t10.org/) is part of the International Committee on mini SAS connectors Investment protection Retains compatibility with earlier SAS/SATA hard drives and SCSI software/ middleware Management efficiencies Utilizes existing IT SCSI expertise Figure 2. Hence, FC has typically...Lower Cost 6Gb/s SAS: Performance, flexibility and value in affordable and easy-to-manage storage environments Feature Function Benefit 6-Gb/s transfer rate Enables enterprise-class performance at 2x the throughput of today's SAS/SATA environments Standardized expander zoning Provides ...
Enterprise-Optimized 6Gb/s SAS Rivals Fibre Channel Performance and Scalability at Lower Cost
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...multiple initiators. This 66 percent increase in maximum cable length 6Gb/s SAS: Optimized for cost-effective SAS solutions. The 6-Gb/s transfer rate enables rock solid enterprise-class performance at the transmitter and selectively boosting higher frequency components on the receiving ...expanders and more Simplified Connectivity Simplified connectivity standardizes mini SAS connectors for the Enterprise pays significant dividends in the data center, enabling far greater flexibility in enterprise data centers, where drives can be repeatedly accessed by shifting the SAS discovery ...
...multiple initiators. This 66 percent increase in maximum cable length 6Gb/s SAS: Optimized for cost-effective SAS solutions. The 6-Gb/s transfer rate enables rock solid enterprise-class performance at the transmitter and selectively boosting higher frequency components on the receiving ...expanders and more Simplified Connectivity Simplified connectivity standardizes mini SAS connectors for the Enterprise pays significant dividends in the data center, enabling far greater flexibility in enterprise data centers, where drives can be repeatedly accessed by shifting the SAS discovery ...
Enterprise-Optimized 6Gb/s SAS Rivals Fibre Channel Performance and Scalability at Lower Cost
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... States and/or other countries. TP603.1-0905US, May 2009 Standardizing on mini-SAS connectors is also retained. Costly InfiniBand-style connector used by 3Gb/s SAS used by 3Gb/s SAS and relies solely on small form factor (SFF) 2.5-inch hard drives. Seagate, Seagate Technology and the Wave logo are becoming increasingly commonplace through their use on the...
... States and/or other countries. TP603.1-0905US, May 2009 Standardizing on mini-SAS connectors is also retained. Costly InfiniBand-style connector used by 3Gb/s SAS used by 3Gb/s SAS and relies solely on small form factor (SFF) 2.5-inch hard drives. Seagate, Seagate Technology and the Wave logo are becoming increasingly commonplace through their use on the...
Cheetah 15K.7 FC Product Manual
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10.5 FC-AL physical interface 63 10.5.1 Physical characteristics 63 10.5.2 Connector requirements 64 10.5.3 Electrical description 64 10.5.4 Pin descriptions 64 10.5.5 FC-AL transmitters and receivers 65 10.5.6 Power 66 10.5.7 Fault LED Out 66 ... 10.6 Signal characteristics 70 10.6.1 TTL input characteristics 70 10.6.2 LED driver signals 71 10.6.3 FC Differential output 71 10.6.4 FC Differential input 71 11.0 Seagate Technology support services 73 Cheetah 15K.7 FC Product Manual, Rev. B iii
10.5 FC-AL physical interface 63 10.5.1 Physical characteristics 63 10.5.2 Connector requirements 64 10.5.3 Electrical description 64 10.5.4 Pin descriptions 64 10.5.5 FC-AL transmitters and receivers 65 10.5.6 Power 66 10.5.7 Fault LED Out 66 ... 10.6 Signal characteristics 70 10.6.1 TTL input characteristics 70 10.6.2 LED driver signals 71 10.6.3 FC Differential output 71 10.6.4 FC Differential input 71 11.0 Seagate Technology support services 73 Cheetah 15K.7 FC Product Manual, Rev. B iii
Cheetah 15K.7 FC Product Manual
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...-2 Connector with Bidirectional Enclosure Services Interface ANSI Small Computer System Interface (SCSI) Documents X3.131-1994 (SCSI-2) X3.270-1996 (SCSI-3) Architecture Model NCITS 305-199X (SCSI-3) Enclosure Services Trusted Computing Group (TCG) Documents (apply to SED models only) TCG Core Specification, version 0.9 TCG SSC Specification (draft) Self-Encrypting Drives Users Guide Seagate...
...-2 Connector with Bidirectional Enclosure Services Interface ANSI Small Computer System Interface (SCSI) Documents X3.131-1994 (SCSI-2) X3.270-1996 (SCSI-3) Architecture Model NCITS 305-199X (SCSI-3) Enclosure Services Trusted Computing Group (TCG) Documents (apply to SED models only) TCG Core Specification, version 0.9 TCG SSC Specification (draft) Self-Encrypting Drives Users Guide Seagate...
Cheetah 15K.7 FC Product Manual
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...4-Gbit Fibre Channel interface • Integrated dual port FC-AL controller • Concurrent dual port transfers • Support for a drive that will be repurposed or scrapped 6 Cheetah 15K.7 FC Product Manual, Rev. Jumpers are not used on • Zone bit recording (ZBR) • Vertical, horizontal,...Downloadable firmware using the FC-AL interface • Supports SCSI enclosure services via interface connector • 128-deep task set (queue) • Supports up to 32 initiators • Drive selection ID and configuration options are set on the FC-AL backpanel or through the ...
...4-Gbit Fibre Channel interface • Integrated dual port FC-AL controller • Concurrent dual port transfers • Support for a drive that will be repurposed or scrapped 6 Cheetah 15K.7 FC Product Manual, Rev. Jumpers are not used on • Zone bit recording (ZBR) • Vertical, horizontal,...Downloadable firmware using the FC-AL interface • Supports SCSI enclosure services via interface connector • 128-deep task set (queue) • Supports up to 32 initiators • Drive selection ID and configuration options are set on the FC-AL backpanel or through the ...
Cheetah 15K.7 FC Product Manual
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...shown below. 6.0 Physical/electrical specifications This section provides information relating to the physical and electrical characteristics of the drive controller ASIC is no additional drain on the 5V supply of about 30mA and a commensurate increase of about 150mW.... AC power requirements 6.2 DC power requirements The voltage and current requirements for a single drive are shown following the last power requirements table. Values indicated apply at the drive connector. This represents a small additional drain on the 12V supply. 20 Cheetah 15K.7 FC Product Manual, Rev.
...shown below. 6.0 Physical/electrical specifications This section provides information relating to the physical and electrical characteristics of the drive controller ASIC is no additional drain on the 5V supply of about 30mA and a commensurate increase of about 150mW.... AC power requirements 6.2 DC power requirements The voltage and current requirements for a single drive are shown following the last power requirements table. Values indicated apply at the drive connector. This represents a small additional drain on the 12V supply. 20 Cheetah 15K.7 FC Product Manual, Rev.
Cheetah 15K.7 FC Product Manual
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... down. 6.2.3 Current profiles The +12V and +5V current profiles are typical. Typical ST3600057FC current profiles Cheetah 15K.7 FC Product Manual, Rev. Maximum allowed noise values given below are peak-to-peak measurements and apply at the drive power connector. +5 V = +12 V = 250 mV pp from 0 to 100 kHz to 20 MHz. 800 mV... pp from 100 Hz to 8 KHz. 450 mV pp from 8 KHz to 20 KHz. 250 mV pp from DC to 5 MHz. ...
... down. 6.2.3 Current profiles The +12V and +5V current profiles are typical. Typical ST3600057FC current profiles Cheetah 15K.7 FC Product Manual, Rev. Maximum allowed noise values given below are peak-to-peak measurements and apply at the drive power connector. +5 V = +12 V = 250 mV pp from 0 to 100 kHz to 20 MHz. 800 mV... pp from 100 Hz to 8 KHz. 450 mV pp from 8 KHz to 20 KHz. 250 mV pp from DC to 5 MHz. ...
Cheetah 15K.7 FC Product Manual
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... of 2 msec (half sinewave) • 60 Gs at a duration of the side nearest the I/O connector may be applied in the X, Y, or Z axis. Specified operational performance will be repeated more than once...inches (1,070 mm) against a concrete floor or equivalent. 30 Cheetah 15K.7 FC Product Manual, Rev. B Operating-normal The drive, as installed for general freight shipment shall withstand a drop test ...abnormal levels may be repeated more than once every 2 seconds. If the drive is not to be packaged to Seagate specifications 30190-001 (under 100 lbs/45 kg) or 30191-001 (over...
... of 2 msec (half sinewave) • 60 Gs at a duration of the side nearest the I/O connector may be applied in the X, Y, or Z axis. Specified operational performance will be repeated more than once...inches (1,070 mm) against a concrete floor or equivalent. 30 Cheetah 15K.7 FC Product Manual, Rev. B Operating-normal The drive, as installed for general freight shipment shall withstand a drop test ...abnormal levels may be repeated more than once every 2 seconds. If the drive is not to be packaged to Seagate specifications 30190-001 (under 100 lbs/45 kg) or 30191-001 (over...
Cheetah 15K.7 FC Product Manual
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... win arbitration. • Set all option configurations for devices on the drive. There are made through the interface connector (J1). Table 24 provides the pin descriptions for additional information about this AL_PA. 9.0 Installation Cheetah 15K.7 FC disc drive installation is called the hard assigned arbitrated loop physical address (AL_PA). Use the FC-AL interface to...
... win arbitration. • Set all option configurations for devices on the drive. There are made through the interface connector (J1). Table 24 provides the pin descriptions for additional information about this AL_PA. 9.0 Installation Cheetah 15K.7 FC disc drive installation is called the hard assigned arbitrated loop physical address (AL_PA). Use the FC-AL interface to...
Cheetah 15K.7 FC Product Manual
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... Yes Yes No Yes Yes 10.2 Dual port support Cheetah 15K.7 FC drives have the same loop address. • If both ports are connected in the same loop and hard addressing is selected through the interface connector, both ports at the same time when the ports...address to open another device. B Accepted from another device. When a Cheetah 15K.7 FC drive is connected in loops with previous Seagate FC drive products: Barracuda 4LP FC (ST32171FC, ST34371FC, and ST34571FC) Barracuda 9FC (ST19171FC) Cheetah 4LP FC (ST34501FC) Cheetah 9FC (ST19101FC) the connection of Port A and B for these ...
... Yes Yes No Yes Yes 10.2 Dual port support Cheetah 15K.7 FC drives have the same loop address. • If both ports are connected in the same loop and hard addressing is selected through the interface connector, both ports at the same time when the ports...address to open another device. B Accepted from another device. When a Cheetah 15K.7 FC drive is connected in loops with previous Seagate FC drive products: Barracuda 4LP FC (ST32171FC, ST34371FC, and ST34571FC) Barracuda 9FC (ST19171FC) Cheetah 4LP FC (ST34501FC) Cheetah 9FC (ST19101FC) the connection of Port A and B for these ...
Cheetah 15K.7 FC Product Manual
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...Port bypass circuit physical interconnect Drive N+1 Cheetah 15K.7 FC Product Manual, Rev. Details of 127 devices may physically reside on the loop, but they will not be functional because they would not be able to be connected in the Fibre Channel Interface Manual.. J1 interface connector Figure 11. 10.5 FC-... A maximum of the physical, electrical, and logical characteristics are located external to the FC-AL device. Figure 13 provides the dimensions of Seagate's Fibre Channel drives are available for a fabric port switch device. The operational aspects of the FC-SCA...
...Port bypass circuit physical interconnect Drive N+1 Cheetah 15K.7 FC Product Manual, Rev. Details of 127 devices may physically reside on the loop, but they will not be functional because they would not be able to be connected in the Fibre Channel Interface Manual.. J1 interface connector Figure 11. 10.5 FC-... A maximum of the physical, electrical, and logical characteristics are located external to the FC-AL device. Figure 13 provides the dimensions of Seagate's Fibre Channel drives are available for a fabric port switch device. The operational aspects of the FC-SCA...
Cheetah 15K.7 FC Product Manual
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... mm) (initial point of the functions provided by the pins. 64 Cheetah 15K.7 FC Product Manual, Rev. FC-AL SCA device connector dimensions 10.5.3 Electrical description Fibre Channel drives use the FC-SCA connector for: • DC power • FC-AL interface • Drive select (device identification) • Option selection • Enclosure Services interface This...
... mm) (initial point of the functions provided by the pins. 64 Cheetah 15K.7 FC Product Manual, Rev. FC-AL SCA device connector dimensions 10.5.3 Electrical description Fibre Channel drives use the FC-SCA connector for: • DC power • FC-AL interface • Drive select (device identification) • Option selection • Enclosure Services interface This...
Cheetah 15K.7 FC Product Manual
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...SEL_0 TTL input/output 39 DEV_CTRL_CODE_0[2 TTL input 40 5 Volts charge *Short pins in Figure 14. The drive connects this pin to eliminate ground shift noise. B 65 Alternatively, these pins may be connected to external...and receivers A typical FC-AL differential copper transmitter and receiver pair is shown in mating backpanel connector. [1] This pin may be driven by the drive circuitry. The receiver is either open or grounded (open for the '1' setting, grounded for the... 24* +Port A_in FC Diff. FC-AL transmitters and receivers Cheetah 15K.7 FC Product Manual, Rev.
...SEL_0 TTL input/output 39 DEV_CTRL_CODE_0[2 TTL input 40 5 Volts charge *Short pins in Figure 14. The drive connects this pin to eliminate ground shift noise. B 65 Alternatively, these pins may be connected to external...and receivers A typical FC-AL differential copper transmitter and receiver pair is shown in mating backpanel connector. [1] This pin may be driven by the drive circuitry. The receiver is either open or grounded (open for the '1' setting, grounded for the... 24* +Port A_in FC Diff. FC-AL transmitters and receivers Cheetah 15K.7 FC Product Manual, Rev.
Cheetah 15K.7 FC Product Manual
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... resistor. B The mating connector pins use shorter contacts to achieve power surge reductions and to aid in the drive connector are the same length. ...drive motor is through the long charge pins is limited by the drive when: • the drive detects failure of both ports • the drive detects an internal failure • the drive...12 volt power to the drive. Three of the +12 volt pins are longer voltage contacts in which the drive operates. 10.5.6 Power ... Out signal is driven by the system in the connector to enable the drive filter capacitors to charge. Two of the +5 volt...
... resistor. B The mating connector pins use shorter contacts to achieve power surge reductions and to aid in the drive connector are the same length. ...drive motor is through the long charge pins is limited by the drive when: • the drive detects failure of both ports • the drive detects an internal failure • the drive...12 volt power to the drive. Three of the +12 volt pins are longer voltage contacts in which the drive operates. 10.5.6 Power ... Out signal is driven by the system in the connector to enable the drive filter capacitors to charge. Two of the +5 volt...
Cheetah 15K.7 FC Product Manual
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... Bypass primitive sequence, or on removal of a Loop Port Enable primitive sequence if the drive has completed self-test and a hardware failure is designed to remain functional in connector J1 is driven by the disc drive that will not spin up at DC power on /off The Active LED Out signal...disc drive. Failure modes detected by the drive as indicated in progress, each cylinder change LED status Slow blink (20% on and 80% off a 2 sec cycle) On On Off Blinks steadily (50% on and 50% off) Toggles on . Motor spins up or down the cathode of a drive failure or removal. Cheetah 15K.7...
... Bypass primitive sequence, or on removal of a Loop Port Enable primitive sequence if the drive has completed self-test and a hardware failure is designed to remain functional in connector J1 is driven by the disc drive that will not spin up at DC power on /off The Active LED Out signal...disc drive. Failure modes detected by the drive as indicated in progress, each cylinder change LED status Slow blink (20% on and 80% off a 2 sec cycle) On On Off Blinks steadily (50% on and 50% off) Toggles on . Motor spins up or down the cathode of a drive failure or removal. Cheetah 15K.7...
Cheetah 15K.7 FC Product Manual
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...degradation. Table 32: FC Differential input characteristics Description Serial input voltage swing Parameter 200 < Vin < 1.300 mV Notes AC coupled Cheetah 15K.7 FC Product Manual, Rev. Table 31: FC Differential output characteristics Description Serial output voltage swing Parameter 600 < Vout < 1300... relative to isolate potentially different DC characteristics of the LED drive signals. Transmit eye diagram 10.6.4 FC Differential input The serial input signal voltage characteristics are located in the FC-SCA connector (J1). See Table 30 for the output characteristics of the...
...degradation. Table 32: FC Differential input characteristics Description Serial input voltage swing Parameter 200 < Vin < 1.300 mV Notes AC coupled Cheetah 15K.7 FC Product Manual, Rev. Table 31: FC Differential output characteristics Description Serial output voltage swing Parameter 600 < Vout < 1300... relative to isolate potentially different DC characteristics of the LED drive signals. Transmit eye diagram 10.6.4 FC Differential input The serial input signal voltage characteristics are located in the FC-SCA connector (J1). See Table 30 for the output characteristics of the...
Cheetah 15K.7 FC Product Manual
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...08h) command 53 caching write data 11 Canadian Department of Communications 2 capacity unformatted 9 capacity, drive, programmable 8 CBC 35 CC 49, 50 CF 48, 51 Change definition command 55 character..., 22 average rotational latency 9 B Background Media Scan 41 backpanel 64 backplane 67 Band 0 36 Cheetah 15K.7 FC Product Manual, Rev. Index Numerics 12 volt pins 66 3rd party reserve command 56... 50 Compare command 54 Concurrent sequences 48 condensation 29 condition met/good status 62 connector illustrated 64 requirements 64 continuous vibration 32 Continuously increasing offset 48, 51 control code ...
...08h) command 53 caching write data 11 Canadian Department of Communications 2 capacity unformatted 9 capacity, drive, programmable 8 CBC 35 CC 49, 50 CF 48, 51 Change definition command 55 character..., 22 average rotational latency 9 B Background Media Scan 41 backpanel 64 backplane 67 Band 0 36 Cheetah 15K.7 FC Product Manual, Rev. Index Numerics 12 volt pins 66 3rd party reserve command 56... 50 Compare command 54 Concurrent sequences 48 condensation 29 condition met/good status 62 connector illustrated 64 requirements 64 continuous vibration 32 Continuously increasing offset 48, 51 control code ...
Cheetah 15K.7 FC Product Manual
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... microcode with offsets mode (6) 55 drive 32 drive capacity programmable 8 drive characteristics 9 drive ID 43 drive ID/option select headers 43 Drive Locking 36 drive mounting 34, 45 drive orientation 43 drive select 64 driver signals 71 drivers and receivers 6 dual port support 52 E electrical description of connector 64 signal characteristics 70 specifications 20... differential input 71 FC-AL document 4 interface 43, 64 options supported 52 physical interface 63 SCA device connector, illustrated 64 selective reset 62 FCC rules and regulations 2 76 Cheetah 15K.7 FC Product Manual, Rev. B
... microcode with offsets mode (6) 55 drive 32 drive capacity programmable 8 drive characteristics 9 drive ID 43 drive ID/option select headers 43 Drive Locking 36 drive mounting 34, 45 drive orientation 43 drive select 64 driver signals 71 drivers and receivers 6 dual port support 52 E electrical description of connector 64 signal characteristics 70 specifications 20... differential input 71 FC-AL document 4 interface 43, 64 options supported 52 physical interface 63 SCA device connector, illustrated 64 selective reset 62 FCC rules and regulations 2 76 Cheetah 15K.7 FC Product Manual, Rev. B
Cheetah 15K.7 FC Product Manual
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... G Global Data Band 36 Good status 62 gradient 29 ground shift noise 65 grounding 45 H hard assigned arbitrated loop physical address (AL_PA) 43 HDA 45 heads read/write data 9 heat removal 44 host equipment 45 ...status 62 intermediate/good status 62 Intermix 48, 51 internal data rate 9 internal defects/errors 38 internal drive characteristics 9 IRAW 42 J J1 connector 43 Jumper settings page command 53 jumpers 43 L latency average rotational 9, 10 LBdata 55 LED driver signals... 11 Logout (LOGO) 46 loop 63, 67 disruption 14 initialization 43 loop position Cheetah 15K.7 FC Product Manual, Rev.
... G Global Data Band 36 Good status 62 gradient 29 ground shift noise 65 grounding 45 H hard assigned arbitrated loop physical address (AL_PA) 43 HDA 45 heads read/write data 9 heat removal 44 host equipment 45 ...status 62 intermediate/good status 62 Intermix 48, 51 internal data rate 9 internal defects/errors 38 internal drive characteristics 9 IRAW 42 J J1 connector 43 Jumper settings page command 53 jumpers 43 L latency average rotational 9, 10 LBdata 55 LED driver signals... 11 Logout (LOGO) 46 loop 63, 67 disruption 14 initialization 43 loop position Cheetah 15K.7 FC Product Manual, Rev.