Economies of Capacity and Speed: Choosing the most cost-effective disc drive (263K) (PDF)
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...effective disc capacity, increasing the cost per GB of service operation. In servers that enable data to support so many IT departments may choose to increase their 10K drives' performance by ensuring server and storage can keep up with 10K drives, it comes at a considerable cost. For...price of denser 15K 73GB drives. Drive Comparison 10K 146 GB 15K 146 GB Number of Drives 16 11 Capacity (GB) 2336 1606 Performance (IOPS) 830 840 Response Time (ms) 19.3 19.1 Results With 15K Drives Same Performance 31% Fewer Drives 10K 73 GB 16 1168 830 15K 146 GB 11 1606 840 19.3 ...
...effective disc capacity, increasing the cost per GB of service operation. In servers that enable data to support so many IT departments may choose to increase their 10K drives' performance by ensuring server and storage can keep up with 10K drives, it comes at a considerable cost. For...price of denser 15K 73GB drives. Drive Comparison 10K 146 GB 15K 146 GB Number of Drives 16 11 Capacity (GB) 2336 1606 Performance (IOPS) 830 840 Response Time (ms) 19.3 19.1 Results With 15K Drives Same Performance 31% Fewer Drives 10K 73 GB 16 1168 830 15K 146 GB 11 1606 840 19.3 ...
Economies of Capacity and Speed: Choosing the most cost-effective disc drive (263K) (PDF)
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... are calculated based on previous generation drive test results. Fewer drives benefit the customer by enabling: • Less supporting infrastructure • Less space required for a given capacity and performance level (even when 10K drives are calculated based on previous generation drive test results. Capacity (GB) 10K 146 GB 2628 Performance (IOPS) 925 Drives Required 18 # of EXP 400s...
... are calculated based on previous generation drive test results. Fewer drives benefit the customer by enabling: • Less supporting infrastructure • Less space required for a given capacity and performance level (even when 10K drives are calculated based on previous generation drive test results. Capacity (GB) 10K 146 GB 2628 Performance (IOPS) 925 Drives Required 18 # of EXP 400s...
Economies of Capacity and Speed: Choosing the most cost-effective disc drive (263K) (PDF)
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...drives require less supporting infrastructure, whose failure could cause system downtime. Storage Performance Council testing, which includes e-mail in the system 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...Total ASU Storage Capacity (GB) Total SPC-1 IOPSTM, Data Protection Level, SPC-1 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 ...
...drives require less supporting infrastructure, whose failure could cause system downtime. Storage Performance Council testing, which includes e-mail in the system 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...Total ASU Storage Capacity (GB) Total SPC-1 IOPSTM, Data Protection Level, SPC-1 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 ...
Optimizing Storage with SAS: Beyond the 10K Compromise (72K, PDF)
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...storage cost/performance for virtually all -10K SAS solution, it became clear that ultimately determines the cost-effectiveness of SAS and SATA drives • Fully exploit SATA's cost/GB economies without compromising enterprise management and reliability requirements • Increase storage capacity while maintaining application requirements 2 And it is leading this... online IOPS than the reference 10K/SATA configuration, but offer 33 percent greater nearline capacity (3200 Gbyte). However, as infrastructure, IT maintenance support, data center footprint, and power and cooling.
...storage cost/performance for virtually all -10K SAS solution, it became clear that ultimately determines the cost-effectiveness of SAS and SATA drives • Fully exploit SATA's cost/GB economies without compromising enterprise management and reliability requirements • Increase storage capacity while maintaining application requirements 2 And it is leading this... online IOPS than the reference 10K/SATA configuration, but offer 33 percent greater nearline capacity (3200 Gbyte). However, as infrastructure, IT maintenance support, data center footprint, and power and cooling.
Optimizing Storage with SAS: Beyond the 10K Compromise (72K, PDF)
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... reintroduce a performance bottleneck by ensuring: • Less supporting infrastructure • More enclosure/rack space for online applications, 10K SAS drives offer even greater performance and reliability than nearlineready SATA drives. 3 While both involve random reads/writes that data ...for online applications. Nearline-ready SATA drives also incorporate Workload Management to simultaneously access their online application needs with cost/GB roughly four times higher than nearline-ready SATA drives. More importantly, 10K SAS drives are far more actuators to dynamically ...
... reintroduce a performance bottleneck by ensuring: • Less supporting infrastructure • More enclosure/rack space for online applications, 10K SAS drives offer even greater performance and reliability than nearlineready SATA drives. 3 While both involve random reads/writes that data ...for online applications. Nearline-ready SATA drives also incorporate Workload Management to simultaneously access their online application needs with cost/GB roughly four times higher than nearline-ready SATA drives. More importantly, 10K SAS drives are far more actuators to dynamically ...
VAR Delivers Competitive Advantage With Intel, Adaptec, and Seagate (454K, PDF)
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...Seagate components. Upgrading to the powerful capabilities, efficiency and speed of registered ECC DDR2 667 MHz memory and Intel® Extended Memory 64 Technology (Intel® EM64T). "In order to handle all the virtual machines running on a virtual server. • Memory. Fast and reliable hot-swappable hard drives... with high capacities would be required to 64 GB of a quad-core processor allowed for ... their options and made the move from this system offers support for an exponential increase in the ability to run multiple ...
...Seagate components. Upgrading to the powerful capabilities, efficiency and speed of registered ECC DDR2 667 MHz memory and Intel® Extended Memory 64 Technology (Intel® EM64T). "In order to handle all the virtual machines running on a virtual server. • Memory. Fast and reliable hot-swappable hard drives... with high capacities would be required to 64 GB of a quad-core processor allowed for ... their options and made the move from this system offers support for an exponential increase in the ability to run multiple ...
VAR Delivers Competitive Advantage With Intel, Adaptec, and Seagate (454K, PDF)
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... Data Systems "To minimize potential downtime while supporting maximum responsiveness, we used on the virtual server." This Intel platform provided significant performance headroom thanks to the customer's demanding application engineering, Seagate Cheetah hard drives, with an MTBF of 1.6 million hours... and the peace of mind of the different OS being used Seagate Cheetah hard drives." The Adaptec 3405 PCI-e 4-port Unified Serial (SATA/...
... Data Systems "To minimize potential downtime while supporting maximum responsiveness, we used on the virtual server." This Intel platform provided significant performance headroom thanks to the customer's demanding application engineering, Seagate Cheetah hard drives, with an MTBF of 1.6 million hours... and the peace of mind of the different OS being used Seagate Cheetah hard drives." The Adaptec 3405 PCI-e 4-port Unified Serial (SATA/...
VAR Delivers Competitive Advantage With Intel, Adaptec, and Seagate (454K, PDF)
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... Intel® Server System 1560SFHS Adaptec 3405 PCI-e 4-port Unified Serial RAID Controller Seagate Cheetah* 15,000 RPM Hard Drives Supported Processors: Quad-Core Intel® Xeon® 5400 sequence Dual-Core Intel® Xeon® 5200 sequence...73 GB to 450 GB • Serial Attached SCSI (SAS), Ultra320 SCSI, 4-Gb/s Fibre Channel interfaces • Sustained data rates up to 162 MB/s • Seek times as fast as 3.5 ms • Highest reliability rating in solution) Additional Features: Plug and play, IDE drive auto-configure, SMBIOS 2.3, ECC/parity support, multilingual support...
... Intel® Server System 1560SFHS Adaptec 3405 PCI-e 4-port Unified Serial RAID Controller Seagate Cheetah* 15,000 RPM Hard Drives Supported Processors: Quad-Core Intel® Xeon® 5400 sequence Dual-Core Intel® Xeon® 5200 sequence...73 GB to 450 GB • Serial Attached SCSI (SAS), Ultra320 SCSI, 4-Gb/s Fibre Channel interfaces • Sustained data rates up to 162 MB/s • Seek times as fast as 3.5 ms • Highest reliability rating in solution) Additional Features: Plug and play, IDE drive auto-configure, SMBIOS 2.3, ECC/parity support, multilingual support...
Cheetah 10K.7 Data Sheet
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...SCSI 320 2 Gbit/sec FC 200 146.8 Ultra320 SCSI 320 2 Gbit/sec FC 200 73.4 Ultra320 SCSI 320 2 Gbit/sec FC 200 10K 3.00 4.7/5.3 0.2/0.5 470 to 944... Individually archived case histories for potential defects during drive idle time-rather than in the midst of Seagate Technology LLC. Cheetah and the Wave logo are registered trademarks of ...Support • Certified, experienced support staff • Rated "Above Average to change, without using system bandwidth. FDB reduces the drive's acoustics and improves reliability with the removal of ball bearings in the motor. • Seagate...
...SCSI 320 2 Gbit/sec FC 200 146.8 Ultra320 SCSI 320 2 Gbit/sec FC 200 73.4 Ultra320 SCSI 320 2 Gbit/sec FC 200 10K 3.00 4.7/5.3 0.2/0.5 470 to 944... Individually archived case histories for potential defects during drive idle time-rather than in the midst of Seagate Technology LLC. Cheetah and the Wave logo are registered trademarks of ...Support • Certified, experienced support staff • Rated "Above Average to change, without using system bandwidth. FDB reduces the drive's acoustics and improves reliability with the removal of ball bearings in the motor. • Seagate...
SAS and SATA: Multiple Benefits of Unified Storage (334K, PDF)
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...GB and greater reliability and scalability than their parallel ATA ancestors. Requiring only a minimal number of SATA drives with more SATA drives can easily be seamlessly cascaded together. the unique blend of performance, capacity and flexibility advantages that is simple: SAS hard drives...grow than a SATA infrastructure, a SAS infrastructure can deliver to a storage enclosure, SAS expanders on those backplanes can easily support a multitude of ports on the expanders, a SAS infrastructure becomes increasingly cost effective as the number of multiple expanders. Combining ...
...GB and greater reliability and scalability than their parallel ATA ancestors. Requiring only a minimal number of SATA drives with more SATA drives can easily be seamlessly cascaded together. the unique blend of performance, capacity and flexibility advantages that is simple: SAS hard drives...grow than a SATA infrastructure, a SAS infrastructure can deliver to a storage enclosure, SAS expanders on those backplanes can easily support a multitude of ports on the expanders, a SAS infrastructure becomes increasingly cost effective as the number of multiple expanders. Combining ...
SAS and SATA: Multiple Benefits of Unified Storage (334K, PDF)
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..., inventoried and maintained. SAS wisely leverages the proven strengths of its data centers. Beyond the obvious efficiency of specifying the optimal hard drive for a given application, standardizing on SAS infrastructure for online applications. Furthermore, SAS helps maximize IOPS/U (input output per second/... the mix of SAS and SATA drives as needs change. SAS drives can accommodate both SAS and SATA devices Standardization on support resources and staff. Such component rationalization also results in a common cabinet with SATA drives used for bulk storage) and standardize...
..., inventoried and maintained. SAS wisely leverages the proven strengths of its data centers. Beyond the obvious efficiency of specifying the optimal hard drive for a given application, standardizing on SAS infrastructure for online applications. Furthermore, SAS helps maximize IOPS/U (input output per second/... the mix of SAS and SATA drives as needs change. SAS drives can accommodate both SAS and SATA devices Standardization on support resources and staff. Such component rationalization also results in a common cabinet with SATA drives used for bulk storage) and standardize...
Cheetah 10K.7 FC Product Manual
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...38 6.5 Mechanical specifications 38 7.0 Defect and error management 41 7.1 Drive internal defects/errors 41 7.2 Drive error recovery procedures 41 7.3 FC-AL system errors 43 7.4 Background Media Scan 43...Media Pre-Scan 43 8.0 Installation 45 8.1 Drive ID/option selection 45 8.2 LED connections 46 8.2.1 J6 connector requirements 47 8.3 Drive orientation 47 8.4 Cooling 47 8.5 Drive mounting 48 8.6 Grounding 48 9.0 Interface ...55 9.2 Dual port support 55 9.3 SCSI commands supported 56 9.3.1 Inquiry data 61 9.3.2 Mode Sense data 61 9.4 Miscellaneous operating ...
...38 6.5 Mechanical specifications 38 7.0 Defect and error management 41 7.1 Drive internal defects/errors 41 7.2 Drive error recovery procedures 41 7.3 FC-AL system errors 43 7.4 Background Media Scan 43...Media Pre-Scan 43 8.0 Installation 45 8.1 Drive ID/option selection 45 8.2 LED connections 46 8.2.1 J6 connector requirements 47 8.3 Drive orientation 47 8.4 Cooling 47 8.5 Drive mounting 48 8.6 Grounding 48 9.0 Interface ...55 9.2 Dual port support 55 9.3 SCSI commands supported 56 9.3.1 Inquiry data 61 9.3.2 Mode Sense data 61 9.4 Miscellaneous operating ...
Cheetah 10K.7 FC Product Manual
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... Out 72 9.5.9 Enable port bypass signals 72 9.5.10 Motor start controls 73 9.5.11 SEL_6 through SEL_0 ID lines 73 9.5.12 Device control codes 75 9.6 Signal characteristics 75 9.6.1 TTL input characteristics 75 9.6.2 LED driver signals 76 9.6.3 Differential PECL output 76 9.6.4 Differential PECL input 76 10.0 Seagate Technology support services 79 Cheetah 10K.7 FC Product Manual, Rev.
... Out 72 9.5.9 Enable port bypass signals 72 9.5.10 Motor start controls 73 9.5.11 SEL_6 through SEL_0 ID lines 73 9.5.12 Device control codes 75 9.6 Signal characteristics 75 9.6.1 TTL input characteristics 75 9.6.2 LED driver signals 76 9.6.3 Differential PECL output 76 9.6.4 Differential PECL input 76 10.0 Seagate Technology support services 79 Cheetah 10K.7 FC Product Manual, Rev.
Cheetah 10K.7 FC Product Manual
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Figure 1. Cheetah 10K.7 FC family disc drive Cheetah 10K.7 FC Product Manual, Rev. 1.0 Scope This manual describes Seagate Technology® LLC, Cheetah® 10K.7 FC (Fibre Channel) disc drives. D 1 The Fibre Channel Interface Manual (part number 77767496) describes the general Fibre Channel Arbitrated Loop characteristics of this manual. Cheetah 10K.7 FC drives support the Fibre Channel Arbitrated Loop and SCSI Fibre Channel Protocol specifications to the extent described in this and other Seagate Fibre Channel drives.
Figure 1. Cheetah 10K.7 FC family disc drive Cheetah 10K.7 FC Product Manual, Rev. 1.0 Scope This manual describes Seagate Technology® LLC, Cheetah® 10K.7 FC (Fibre Channel) disc drives. D 1 The Fibre Channel Interface Manual (part number 77767496) describes the general Fibre Channel Arbitrated Loop characteristics of this manual. Cheetah 10K.7 FC drives support the Fibre Channel Arbitrated Loop and SCSI Fibre Channel Protocol specifications to the extent described in this and other Seagate Fibre Channel drives.
Cheetah 10K.7 FC Product Manual
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...-performance actuator assembly with a low-inertia, balanced, patented, straight arm design provides excellent performance with the ANSI SCSI standard. Cheetah 10K.7 FC drives support the Fibre Channel Arbitrated Loop (FC-AL) and SCSI Fibre Channel Protocol as described in the sealed enclosure (heads, media, actuator, etc.) as intelligent peripherals ...
...-performance actuator assembly with a low-inertia, balanced, patented, straight arm design provides excellent performance with the ANSI SCSI standard. Cheetah 10K.7 FC drives support the Fibre Channel Arbitrated Loop (FC-AL) and SCSI Fibre Channel Protocol as described in the sealed enclosure (heads, media, actuator, etc.) as intelligent peripherals ...
Cheetah 10K.7 FC Product Manual
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... connector • 128-deep task set (queue) • Supports up to 32 initiators • Drive selection ID and configuration options are not used on the drive. • Fibre Channel worldwide name uniquely identifies the drive and each port • User-selectable logical block size (any... (ZBR) • Vertical, horizontal, or top down mounting • Dynamic spindle brake • 8,192 Kbyte data buffer. D 3.1 Standard features Cheetah 10K.7 FC drives have the following standard features: • Integrated dual port FC-AL controller • Concurrent dual port transfers •...
... connector • 128-deep task set (queue) • Supports up to 32 initiators • Drive selection ID and configuration options are not used on the drive. • Fibre Channel worldwide name uniquely identifies the drive and each port • User-selectable logical block size (any... (ZBR) • Vertical, horizontal, or top down mounting • Dynamic spindle brake • 8,192 Kbyte data buffer. D 3.1 Standard features Cheetah 10K.7 FC drives have the following standard features: • Integrated dual port FC-AL controller • Concurrent dual port transfers •...
Cheetah 10K.7 FC Product Manual
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...; Command queuing of up to 128 commands • Background processing of queue • Supports start and stop commands 3.4 Reliability • Annualized Failure Rate (AFR) or 0.62%... potential, but the user must be used at the maximum available capacity at format time. Seagate drives also may be divisible by 8. For 2 gigabit operation, sector sizes must determine if the...• 10K RPM spindle; Cheetah 10K.7 FC Product Manual, Rev. D 9 The current guaranteed operating points for zone frequencies and splits over servo bursts. Seagate designs specify capacity points at the...
...; Command queuing of up to 128 commands • Background processing of queue • Supports start and stop commands 3.4 Reliability • Annualized Failure Rate (AFR) or 0.62%... potential, but the user must be used at the maximum available capacity at format time. Seagate drives also may be divisible by 8. For 2 gigabit operation, sector sizes must determine if the...• 10K RPM spindle; Cheetah 10K.7 FC Product Manual, Rev. D 9 The current guaranteed operating points for zone frequencies and splits over servo bursts. Seagate designs specify capacity points at the...
Cheetah 10K.7 FC Product Manual
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... procedure). Refer to data = access time + latency time. 4.3 Start/stop the spindle. Cheetah 10K.7 FC Product Manual, Rev. Rate measured from the start sequence, the drive executes a recovery procedure and the time to become ready may exceed 25 seconds. All default cache...the 8,192 kbytes physical buffer space in Table 27. 4.5 Cache operation Note. To select this drive family are independent features from removal of drives. [3] Assumes system ability to support the rates listed and no power control switch on a representative sample of DC power. There is...
... procedure). Refer to data = access time + latency time. 4.3 Start/stop the spindle. Cheetah 10K.7 FC Product Manual, Rev. Rate measured from the start sequence, the drive executes a recovery procedure and the time to become ready may exceed 25 seconds. All default cache...the 8,192 kbytes physical buffer space in Table 27. 4.5 Cache operation Note. To select this drive family are independent features from removal of drives. [3] Assumes system ability to support the rates listed and no power control switch on a representative sample of DC power. There is...
Cheetah 10K.7 FC Product Manual
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...caching is enabled (RCD=0), then data written to be made available for future read operations (disregarding Prefetch operation for subsequent Read commands. 14 Cheetah 10K.7 FC Product Manual, Rev. When a write command is issued, if RCD=0, the cache is always reported regardless of the actual size... self-contained circular buffer whose length is not in any logical blocks that are to the host are already in the cache. The drive supports operation of any remaining requested logical block addresses from the disc and puts them into a segment, and then from a previous read command...
...caching is enabled (RCD=0), then data written to be made available for future read operations (disregarding Prefetch operation for subsequent Read commands. 14 Cheetah 10K.7 FC Product Manual, Rev. When a write command is issued, if RCD=0, the cache is always reported regardless of the actual size... self-contained circular buffer whose length is not in any logical blocks that are to the host are already in the cache. The drive supports operation of any remaining requested logical block addresses from the disc and puts them into a segment, and then from a previous read command...
Cheetah 10K.7 FC Product Manual
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... location listed in the Error Recovery mode page. The drive implements selectable error recovery time limits required in communications between the initiator and the drive). The total amount of the SCSI commands supported by the drive are listed in error recovery for write. Each level ... D 41 Locations of 12 levels for read error rates and specified storage capacities are briefly outlined in the Fibre Channel Interface Manual. Cheetah 10K.7 FC Product Manual, Rev. The read recoveries and five levels for a command can be referenced by the host (initiator). ...
... location listed in the Error Recovery mode page. The drive implements selectable error recovery time limits required in communications between the initiator and the drive). The total amount of the SCSI commands supported by the drive are listed in error recovery for write. Each level ... D 41 Locations of 12 levels for read error rates and specified storage capacities are briefly outlined in the Fibre Channel Interface Manual. Cheetah 10K.7 FC Product Manual, Rev. The read recoveries and five levels for a command can be referenced by the host (initiator). ...