SAS System Builder Resource Guide: System builders info on the SCSI to SAS transition (258K, PDF)
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... In fact, by mid-2009 the SCSI interface will be produced by major hard drive manufacturers. Small Form Factor SAS- What this document shows, many manufacturers who sell through the Seagate Partner Program and will help system builders find companies providing SASenabled products. This .... particularly from large manufacturers like Intel, Supermicro, AIC and Chenbro. For instance, nearly all HP G5 series servers use 2.5-inch SAS drives. For System Builders Not Currently Building Servers If you can rely on SAS and small form factor SAS technology through the...
... In fact, by mid-2009 the SCSI interface will be produced by major hard drive manufacturers. Small Form Factor SAS- What this document shows, many manufacturers who sell through the Seagate Partner Program and will help system builders find companies providing SASenabled products. This .... particularly from large manufacturers like Intel, Supermicro, AIC and Chenbro. For instance, nearly all HP G5 series servers use 2.5-inch SAS drives. For System Builders Not Currently Building Servers If you can rely on SAS and small form factor SAS technology through the...
SAS System Builder Resource Guide: System builders info on the SCSI to SAS transition (258K, PDF)
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... File and print • Blade servers • Rack and tower servers • Storage arrays Seagate Cheetah Drive The Seagate Cheetah 15K.6 and Cheetah NS drives set a new standard for use in the same space Higher reliability • Industry-leading 1.6M hours MTBF • SAS dual...8226; Top performer in the tier 2 (nearline) storage area, where dollars/GB and GB/watt are the leading 2.5-inch enterprise drives. Lower cost • Greater areal density means fewer drives, reducing supporting infrastructure, maintenance and space while boosting system reliability Higher performance ...
... File and print • Blade servers • Rack and tower servers • Storage arrays Seagate Cheetah Drive The Seagate Cheetah 15K.6 and Cheetah NS drives set a new standard for use in the same space Higher reliability • Industry-leading 1.6M hours MTBF • SAS dual...8226; Top performer in the tier 2 (nearline) storage area, where dollars/GB and GB/watt are the leading 2.5-inch enterprise drives. Lower cost • Greater areal density means fewer drives, reducing supporting infrastructure, maintenance and space while boosting system reliability Higher performance ...
SAS System Builder Resource Guide: System builders info on the SCSI to SAS transition (258K, PDF)
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... of the listed capacity is used for data storage. Seagate reserves the right to hard drive capacity, one gigabyte, or GB, equals one billion bytes and one terabyte, or TB, equals one of measurement and report a lower capacity. Seagate Technology LLC 920 Disc Drive, Scotts Valley, CA 95066 Copyright © 2008 Seagate Technology LLC. Cheetah and Savvio are either...
... of the listed capacity is used for data storage. Seagate reserves the right to hard drive capacity, one gigabyte, or GB, equals one billion bytes and one terabyte, or TB, equals one of measurement and report a lower capacity. Seagate Technology LLC 920 Disc Drive, Scotts Valley, CA 95066 Copyright © 2008 Seagate Technology LLC. Cheetah and Savvio are either...
Economies of Capacity and Speed: Choosing the most cost-effective disc drive (263K) (PDF)
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All of these factors can come into play when determining the optimal capacity and speed of 10K 250 Offered 200 Gbytes 150 146 100 50 36 73 0 Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1 Q2 2001 2002 2003 ... the dominant purchase criterion used by looking at the current trend in drive purchase decisions. Let us start by IT departments, they will shed some light on the basis of cost/capacity (price per GB). Average Capacity Purchased Why have IT departments preferred 10K 36GB drives? TP-525 • From: Seagate Global Product Marketing •...
All of these factors can come into play when determining the optimal capacity and speed of 10K 250 Offered 200 Gbytes 150 146 100 50 36 73 0 Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1 Q2 2001 2002 2003 ... the dominant purchase criterion used by looking at the current trend in drive purchase decisions. Let us start by IT departments, they will shed some light on the basis of cost/capacity (price per GB). Average Capacity Purchased Why have IT departments preferred 10K 36GB drives? TP-525 • From: Seagate Global Product Marketing •...
Economies of Capacity and Speed: Choosing the most cost-effective disc drive (263K) (PDF)
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...diameter of the overall system. The performance 15K drives deliver is going. 10K VS 15K RPM DRIVES IN MULTI-DRIVE ENVIRONMENTS Many enterprise storage systems employ large numbers of denser 15K 146GB drives. Drive Comparison 10K 146 GB 15K 146 GB Number of denser 15K 73GB drives. 15K 0.1 10K 0.1 Seek Time 3.30 ... that enable data to as sixteen (16) 10K 73 GB units, but with 37% more 10K drives Furthermore, 15K drives preserve system investment by using a larger number of the drive. For example, as shown in the drives themselves, significantly increases the cost of the disc, a ...
...diameter of the overall system. The performance 15K drives deliver is going. 10K VS 15K RPM DRIVES IN MULTI-DRIVE ENVIRONMENTS Many enterprise storage systems employ large numbers of denser 15K 146GB drives. Drive Comparison 10K 146 GB 15K 146 GB Number of denser 15K 73GB drives. 15K 0.1 10K 0.1 Seek Time 3.30 ... that enable data to as sixteen (16) 10K 73 GB units, but with 37% more 10K drives Furthermore, 15K drives preserve system investment by using a larger number of the drive. For example, as shown in the drives themselves, significantly increases the cost of the disc, a ...
Economies of Capacity and Speed: Choosing the most cost-effective disc drive (263K) (PDF)
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... Submission Identiier 478.43 GB 12102.97 SPC-1 IOPSTM, Mirroring A00018 2596.3 GB 24,006 SPC-1 IOPSTM, Non-Mirroring A00021 1196.092 GB 24507.22 SPC-1 IOPSTM, Mirroring A00023 Figure 8. Impact of Drive Choice on each drive. Furthermore, 15K-RPM disc drives have three field-proven ... reliability simply because their lower drive count compared to use 15K drives. (see Figure 8) Storage Subsystem Disc Drive IBM Total Storage® FAStT 600 with the additional data stored on Overall Reliability The Seagate 10K-RPM and 15K-RPM disc drives carry the highest reliability rating in...
... Submission Identiier 478.43 GB 12102.97 SPC-1 IOPSTM, Mirroring A00018 2596.3 GB 24,006 SPC-1 IOPSTM, Non-Mirroring A00021 1196.092 GB 24507.22 SPC-1 IOPSTM, Mirroring A00023 Figure 8. Impact of Drive Choice on each drive. Furthermore, 15K-RPM disc drives have three field-proven ... reliability simply because their lower drive count compared to use 15K drives. (see Figure 8) Storage Subsystem Disc Drive IBM Total Storage® FAStT 600 with the additional data stored on Overall Reliability The Seagate 10K-RPM and 15K-RPM disc drives carry the highest reliability rating in...
Economies of Capacity and Speed: Choosing the most cost-effective disc drive (263K) (PDF)
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... complete revolution is negligible compared to as data transfer time). In current storage configurations, this access time is much greater than 10K drives, the distance the head must wait a full revolution (4.0 msec) before reading the data. Direction of disc rotation: Latency 4. The... and write data on the drive's performance. 6 Appendices: The Fundamentals of Disc Drive Performance APPENDIX A There is an essential factor in determining overall drive performance. APPENDIX B A drive's access time is a single actuator (shown in Figure A1) in each disc used in order to provide a ...
... complete revolution is negligible compared to as data transfer time). In current storage configurations, this access time is much greater than 10K drives, the distance the head must wait a full revolution (4.0 msec) before reading the data. Direction of disc rotation: Latency 4. The... and write data on the drive's performance. 6 Appendices: The Fundamentals of Disc Drive Performance APPENDIX A There is an essential factor in determining overall drive performance. APPENDIX B A drive's access time is a single actuator (shown in Figure A1) in each disc used in order to provide a ...
Optimizing Storage with SAS: Beyond the 10K Compromise (72K, PDF)
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...drives are purpose-built to address the performance deficiencies of 10K SAS drives...drives also incorporate Workload Management to rapidly and repeatedly traverse a drive's discs. However, when used in storage. But they might deploy lower-capacity drives...drives, employing unorthodox techniques to meet a given capacity requirement, and this also drives...drives spin their superior performance by using slower SAS drives... of such drives in nearline ... use of failure • Higher IOPS/U 15K drives achieve...drives offer even greater performance and reliability than nearlineready SATA drives...
...drives are purpose-built to address the performance deficiencies of 10K SAS drives...drives also incorporate Workload Management to rapidly and repeatedly traverse a drive's discs. However, when used in storage. But they might deploy lower-capacity drives...drives, employing unorthodox techniques to meet a given capacity requirement, and this also drives...drives spin their superior performance by using slower SAS drives... of such drives in nearline ... use of failure • Higher IOPS/U 15K drives achieve...drives offer even greater performance and reliability than nearlineready SATA drives...
VAR Delivers Competitive Advantage With Intel, Adaptec, and Seagate (454K, PDF)
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...-core processors from Intel, high-performance RAID controllers from Adaptec and 15K-RPM drives from Seagate combine seamlessly in -class components from Adaptec and 15K-RPM Seagate Cheetah* hard drives, up to 100 simultaneous virtual images can quickly consume the available resources of new... beyond physical development environments and achieve significant efficiency gains by consolidating using powerful next-generation servers. About Area Data Systems, Inc. VAR DELIVERS COMPETITIVE ADVANTAGE WITH INTEL, ADAPTEC AND SEAGATE When a next-generation Internet TV platform company needed to meet...
...-core processors from Intel, high-performance RAID controllers from Adaptec and 15K-RPM drives from Seagate combine seamlessly in -class components from Adaptec and 15K-RPM Seagate Cheetah* hard drives, up to 100 simultaneous virtual images can quickly consume the available resources of new... beyond physical development environments and achieve significant efficiency gains by consolidating using powerful next-generation servers. About Area Data Systems, Inc. VAR DELIVERS COMPETITIVE ADVANTAGE WITH INTEL, ADAPTEC AND SEAGATE When a next-generation Internet TV platform company needed to meet...
VAR Delivers Competitive Advantage With Intel, Adaptec, and Seagate (454K, PDF)
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...GB of the customer's diverse and constantly shifting code-development and application testing needs, there was a natural one- Quad-Core Intel® Xeon® E5430 2.66GHz Processor Selecting this platform guided development and influenced the selection of using the Intel® Server System SR1560SFHS. Using... Data Systems chose Intel, Adaptec, and Seagate components. William Huang President, Area Data Systems The 4 Must-Haves After analyzing their high-performance virtualization solution. Fast and reliable hot-swappable hard drives with high capacities would be crucial for ...
...GB of the customer's diverse and constantly shifting code-development and application testing needs, there was a natural one- Quad-Core Intel® Xeon® E5430 2.66GHz Processor Selecting this platform guided development and influenced the selection of using the Intel® Server System SR1560SFHS. Using... Data Systems chose Intel, Adaptec, and Seagate components. William Huang President, Area Data Systems The 4 Must-Haves After analyzing their high-performance virtualization solution. Fast and reliable hot-swappable hard drives with high capacities would be crucial for ...
VAR Delivers Competitive Advantage With Intel, Adaptec, and Seagate (454K, PDF)
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... optimal choice for the first deployment phase. Due in running at 15K RPM were selected as the data storage, OS and application loading component of Seagate hard drives. Featuring unprecedented levels of the different OS being used Seagate Cheetah hard drives." William Huang President, Area Data Systems "To minimize potential downtime while supporting maximum responsiveness, we...
... optimal choice for the first deployment phase. Due in running at 15K RPM were selected as the data storage, OS and application loading component of Seagate hard drives. Featuring unprecedented levels of the different OS being used Seagate Cheetah hard drives." William Huang President, Area Data Systems "To minimize potential downtime while supporting maximum responsiveness, we...
VAR Delivers Competitive Advantage With Intel, Adaptec, and Seagate (454K, PDF)
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.../xeon Intel® Servers and Workstations: www.intel.com/products/server Adaptec RAID Controllers: www.adaptec.com/raid Seagate Cheetah* Hard Drives: www.seagate.com/www/products/servers/cheetah Area Data Systems: www.areasys.com 1 Intel Virtualization Technology requires a computer system with a processor, chipset, ... configurations. Features: • 4-port card supports up to 128 SATA and SAS devices using SAS expanders • PCIe host interface • 3 Gb/s per port • Supports approximately 200 TB (using 500 GB SATA drives) • RAID levels 0, 1, 1E, 5, 5EE, 6, 10, 50, 60 ...
.../xeon Intel® Servers and Workstations: www.intel.com/products/server Adaptec RAID Controllers: www.adaptec.com/raid Seagate Cheetah* Hard Drives: www.seagate.com/www/products/servers/cheetah Area Data Systems: www.areasys.com 1 Intel Virtualization Technology requires a computer system with a processor, chipset, ... configurations. Features: • 4-port card supports up to 128 SATA and SAS devices using SAS expanders • PCIe host interface • 3 Gb/s per port • Supports approximately 200 TB (using 500 GB SATA drives) • RAID levels 0, 1, 1E, 5, 5EE, 6, 10, 50, 60 ...
Cheetah 15K.5 SCSI Product Manual
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... 10. Figure 11. IOPS (LVD 28 ST373455LC DC current and power vs. Figure 7. IOPS (LVD 27 ST3146855LC DC current and power vs. Figure 3. Figure 8. Figure 14. Typical ST3300655LW drive +5 V LVD current profile 26 ST3300655LC DC current and power vs. H iii Figure 5. Figure 6. Figure 13...drive physical interface (80-pin J1 SCSI I/O connector 60 SCSI daisy-chain interface cabling for LW drives 63 Nonshielded 68-pin SCSI device connector used on LW drives 64 Nonshielded 80-pin SCSI SCA-2 connector used on LC drives 65 Typical SE-LVD alternative transmitter receiver circuits 71 Cheetah...
... 10. Figure 11. IOPS (LVD 28 ST373455LC DC current and power vs. Figure 7. IOPS (LVD 27 ST3146855LC DC current and power vs. Figure 3. Figure 8. Figure 14. Typical ST3300655LW drive +5 V LVD current profile 26 ST3300655LC DC current and power vs. H iii Figure 5. Figure 6. Figure 13...drive physical interface (80-pin J1 SCSI I/O connector 60 SCSI daisy-chain interface cabling for LW drives 63 Nonshielded 68-pin SCSI device connector used on LW drives 64 Nonshielded 80-pin SCSI SCA-2 connector used on LC drives 65 Typical SE-LVD alternative transmitter receiver circuits 71 Cheetah...
Cheetah 15K.5 SCSI Product Manual
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...their system. As such, the drive is designed for system integration and installation into a suitable enclosure prior to use. It is not required to assure that provides reasonable shielding. 2.0 Applicable standards and reference documentation The drive has been developed as a ...affect the performance of Section 8.4. 2.1 Standards The Cheetah 15K.5 SCSI family complies with applicable industry and governmental regulations. The design characteristics of the drive serve to achieve optimum performance and compliance with Seagate standards as delivered, is capable of meeting the...
...their system. As such, the drive is designed for system integration and installation into a suitable enclosure prior to use. It is not required to assure that provides reasonable shielding. 2.0 Applicable standards and reference documentation The drive has been developed as a ...affect the performance of Section 8.4. 2.1 Standards The Cheetah 15K.5 SCSI family complies with applicable industry and governmental regulations. The design characteristics of the drive serve to achieve optimum performance and compliance with Seagate standards as delivered, is capable of meeting the...
Cheetah 15K.5 SCSI Product Manual
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... 93/68/EEC of 03 May 1989 as amended by providing material content declarations for all systems will comply. This drive has been tested and complies with paragraph 1 of Article 11 of the Electromagnetic Compatibility (EMC) Control Regulation and meets...(EMC) Framework requirements of parts and materials in such parts or materials. 4 Cheetah 15K.5 SCSI Product Manual, Rev. A number of Australia's Spectrum Management Agency (SMA). 2.2 Electromagnetic compliance Seagate uses an independent laboratory to confirm compliance to the directives/standard(s), we cannot guarantee that...
... 93/68/EEC of 03 May 1989 as amended by providing material content declarations for all systems will comply. This drive has been tested and complies with paragraph 1 of Article 11 of the Electromagnetic Compatibility (EMC) Control Regulation and meets...(EMC) Framework requirements of parts and materials in such parts or materials. 4 Cheetah 15K.5 SCSI Product Manual, Rev. A number of Australia's Spectrum Management Agency (SMA). 2.2 Electromagnetic compliance Seagate uses an independent laboratory to confirm compliance to the directives/standard(s), we cannot guarantee that...
Cheetah 15K.5 SCSI Product Manual
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...uses negotiated transfer rates. The drive supports the Small Computer System Interface (SCSI) as this and other families of Seagate SCSI drives. Air circulates within the HDA through a nonreplaceable filter to eliminate the possibility of this requires special facilities. The drive...landing in the data zone. Cheetah 15K.5 SCSI drives use a dedicated landing zone at the innermost radius of I /O circuit type. Table 1: Drive model number vs. differentiating features Model number ST3300655LW ST3146855LW ST373455LW ST3300655LC ST3146855LC ST373455LC Number of active heads ...
...uses negotiated transfer rates. The drive supports the Small Computer System Interface (SCSI) as this and other families of Seagate SCSI drives. Air circulates within the HDA through a nonreplaceable filter to eliminate the possibility of this requires special facilities. The drive...landing in the data zone. Cheetah 15K.5 SCSI drives use a dedicated landing zone at the innermost radius of I /O circuit type. Table 1: Drive model number vs. differentiating features Model number ST3300655LW ST3146855LW ST373455LW ST3300655LC ST3146855LC ST373455LC Number of active heads ...
Cheetah 15K.5 SCSI Product Manual
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...compatibility (Section 9.6.4.2 lists proper host connector needed) for LC model drives • Drive Self Test (DST) • Supports SCSI bus fairness 3.2 Media characteristics The media used on the drive has an aluminum substrate coated with a thin film magnetic material, ...overcoated with a proprietary protective layer for improved durability and environmental protection. 8 Cheetah 15K.5 SCSI Product Manual, Rev. A high-performance...
...compatibility (Section 9.6.4.2 lists proper host connector needed) for LC model drives • Drive Self Test (DST) • Supports SCSI bus fairness 3.2 Media characteristics The media used on the drive has an aluminum substrate coated with a thin film magnetic material, ...overcoated with a proprietary protective layer for improved durability and environmental protection. 8 Cheetah 15K.5 SCSI Product Manual, Rev. A high-performance...
Cheetah 15K.5 SCSI Product Manual
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... modify the data block size before issuing a format command and obtain different formatted capacities than those listed. Using the drives in one of two modes: 1. Cheetah 15K.5 SCSI Product Manual, Rev. The current guaranteed operating points for zone frequencies and splits over servo ...Rate (AFR) of backward and forward compatibility takes precedence. To provide a stable target capacity environment and at format time. Seagate drives also may be used at the maximum available capacity at a given sector size, but the user must determine if the extra capacity potential is ...
... modify the data block size before issuing a format command and obtain different formatted capacities than those listed. Using the drives in one of two modes: 1. Cheetah 15K.5 SCSI Product Manual, Rev. The current guaranteed operating points for zone frequencies and splits over servo ...Rate (AFR) of backward and forward compatibility takes precedence. To provide a stable target capacity environment and at format time. Seagate drives also may be used at the maximum available capacity at a given sector size, but the user must determine if the extra capacity potential is ...
Cheetah 15K.5 SCSI Product Manual
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... H Users planning single unit distribution should specify this option. • The Cheetah 15K.5 Installation Guide, part number 100384777, usually ships with each standard OEM drive. All accessories may be ordered. 3.8 Accessories The following accessories are incorporated during ... factory also ships with the Cheetah 15K.5 Installation Guide, part number 100384777, and the Safety and Regulatory Agency Specifications, part number 75789512 (unless otherwise specified). 3.5.1 Programmable drive capacity Using the Mode Select command, the drive can be ordered depending on ...
... H Users planning single unit distribution should specify this option. • The Cheetah 15K.5 Installation Guide, part number 100384777, usually ships with each standard OEM drive. All accessories may be ordered. 3.8 Accessories The following accessories are incorporated during ... factory also ships with the Cheetah 15K.5 Installation Guide, part number 100384777, and the Safety and Regulatory Agency Specifications, part number 75789512 (unless otherwise specified). 3.5.1 Programmable drive capacity Using the Mode Select command, the drive can be ordered depending on ...
Cheetah 15K.5 SCSI Product Manual
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... to the Initiator (excluding connect/disconnect). [2] Assumes no errors and no cable loss. 12 Cheetah 15K.5 SCSI Product Manual, Rev. 4.2.1 Seek time Not including controller overhead (msec)1,2 Average...minutes) [1] Maximum (with verify) Maximum (no verify) ST3300655LW ST3300655LC 120 60 ST3146855LW ST3146855LC 90 45 ST373455LW ST373455LC 60 30 4.2.3 Generalized performance characteristics Sustainable disc transfer rate: Minimum...Assumes system ability to 528 bytes per sector in even number of drives. 2. Typical access times are measured under nominal conditions of temperature...
... to the Initiator (excluding connect/disconnect). [2] Assumes no errors and no cable loss. 12 Cheetah 15K.5 SCSI Product Manual, Rev. 4.2.1 Seek time Not including controller overhead (msec)1,2 Average...minutes) [1] Maximum (with verify) Maximum (no verify) ST3300655LW ST3300655LC 120 60 ST3146855LW ST3146855LC 90 45 ST373455LW ST373455LC 60 30 4.2.3 Generalized performance characteristics Sustainable disc transfer rate: Minimum...Assumes system ability to 528 bytes per sector in even number of drives. 2. Typical access times are measured under nominal conditions of temperature...