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This blog is mainly a technical repository of information on Virtualisation tools and management for our hosting service.

Also for HP's Bladesystem that we use at both our datacentres.

Other articles are also included on .Net development and MS SQL Server as well as other interesting things we come across.

Thursday 31 July 2008

Seagate Cheetah 15K.5 146.8GB 15,000rpm 16MB SAS 3Gb/s Hard Disk Drive


Technical Description: Seagate HD Cheetah 15k.5/147GB SAS 15Krpm 16MB - ST3146855SS (Components Internal Hard Drives)

The fifth-generation Cheetah 15K.5 enterprise hard drive features innovative perpendicular recording technology, setting new standards for 15K-RPM drive capacity, performance and reliability. The Seagate Cheetah 15K.5 hard drive is the first to break the 100-MB/s sustained transfer rate barrier. These drives lead the industry in reliability, performance and value by delivering higher throughput with fewer drives than conventional 10K-RPM solutions . The Cheetah 15K.5 enterprise hard drive sets a new standard for storage cost effectiveness with an unprecedented blend of storage performance, capacity and reliability.

Warranty: 1 Year Warranty


# 16-MB cache
# Perpendicular recording technology for maximum capacity
# Up to 125-MB/s sustained transfer rate
# 30 percent more IOPS than 10K 3.5-inch drives
# Reduced RAID rebuild times
# Highest reliability rating in the industry
# Lower total cost of ownership (TCO)
# 5-year warranty
# Number of pins on the I/O connector - 5

Disk Size: 3.5 Inches
Disk Capacity: 146.8GB
Disk Speed: 15000RPM
Data Buffer: 16384KB
Interface: SAS 3Gb/s SAS
Data Transfer Rates: 300MB/s
Heads: 4
Average Latency: 2.0ms
Mean Time Between Failure (MTBF): 1.4 Million Hours
Acoustics (Idle Mode): 3.2dB
Operating Temperature: 5 to 55°C
Relative Humidity: 5 to 95%
Vibration (Operating): 0.5 Gs
Shock (Operating): 60Gs for 2ms

Power Requirement Idle (Ready): 11.2Watts

Enclosure type: Internal
Dimensions: 10.185cm (W) x 14.699cm (D) x 2.611cm (H) - Weight 0.839kg

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