Seagate Enterprise Performance 10K HDD\Savvio 10K Savvio 10K.1 SAS Product Man - Page 14
Standard features, Media description, Performance
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3.1 Standard features Savvio drives have the following standard features: • 1.5 / 3 Gbit Serial Attached SCSI (SAS) interface • Integrated dual port SAS controller supporting the SCSI protocol • Support for SAS expanders and fanout adapters • Firmware downloadable using the SAS interface • 64 - deep task set (queue) • Supports up to 32 initiators • Jumperless configuration. • User-selectable logical block size (512 to 528 bytes per logical block) in any multiple of 4 bytes. • Industry standard SFF 2.5-inch dimensions • Programmable logical block reallocation scheme • Flawed logical block reallocation at format time • Programmable auto write and read reallocation • Reallocation of defects on command (Post Format) • ECC maximum burst correction length of 320 bits • No preventive maintenance or adjustments required • Dedicated head landing zone • Embedded servo design • Automatic shipping lock • Self diagnostics performed when power is applied to the drive • Zone bit recording (ZBR) • Vertical, horizontal, or top down mounting • Dynamic spindle brake • 8,192 Kbyte data buffer (see Section 4.5). • Drive Self Test (DST) • Background Media Scan (BGMS) • Power Save 3.2 Media description 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. 3.3 Performance • Programmable multi-segmentable cache buffer • 300 Mbytes/sec maximum instantaneous data transfers. • 10k RPM spindle. Average latency = 3.0 msec • Background processing of queue • Supports start and stop commands (spindle stops spinning) • Adaptive seek velocity; improved seek performance 8 Savvio SAS Product Manual, Rev. D