SEAGATE ST3630A01 其他

3.可靠性参数

参数类别规格详情

MTBF 160万小时(按25℃环境温度计算)

年故障率(AFR)0.55%(即99.45%年可靠性)

负载/卸载周期≥50,000次(磁头加载/卸载耐久性)

抗震性工作状态:2G(5-500Hz)

非工作状态:30G(2ms半正弦脉冲)

工作温度5℃~55℃(推荐25℃±10℃)

存储温度-40℃~70℃

4.认证与标准

认证类型详情

安全认证UL,cUL,TUV,CE

环保认证RoHS,WEEE(符合欧盟环保指令)

行业合规FC(Fibre Channel)兼容

SCSI-3标准兼容

分类: 品牌:

描述

一、产品定位与核心优势

1.品牌与产品线归属

Seagate(希捷):

全球领先的数据存储解决方案提供商,产品覆盖消费级、企业级、数据中心级存储设备。

ST3630A01属于Seagate Cheetah(捷豹)系列,是企业级高性能硬盘的经典型号,专为高负载、高可靠性的数据中心环境设计。

2.核心优势

高性能:

15,000 RPM转速(当时行业顶尖水平),提供极低的寻道时间和高IOPS(每秒输入/输出操作数),适合OLTP(在线事务处理)、数据库等随机读写密集型场景。

高可靠性:

MTBF(平均无故障时间)达160万小时,支持7×24小时不间断运行,满足金融、电信、医疗等关键行业对数据连续性的要求。

大容量:

单盘容量630GB(在当时属于高端配置),支持RAID阵列扩展,满足企业级存储系统对容量的需求。

数据保护技术:

支持Seagate PowerTrim(动态磁头优化)和Seagate Protective Park(磁头停放技术),减少非工作状态下的磁头磨损,延长使用寿命。

3.典型应用场景

企业数据中心:

作为存储阵列(如SAN、NAS)的核心组件,支撑ERP、CRM、邮件系统等关键业务应用。

高性能计算(HPC):

用于科学计算、气象模拟、基因测序等需要高吞吐量、低延迟的场景。

云计算与虚拟化:

作为虚拟化平台(如VMware、Hyper-V)的后端存储,提供稳定的I/O性能。

媒体与娱乐:

支持4K/8K视频编辑、3D渲染等对带宽要求极高的创作流程。

二、技术参数详解

1.基础规格

参数类别规格详情

型号Seagate ST3630A01

系列Cheetah 15K.7(第七代捷豹系列)

接口类型3Gb/s SAS(Serial Attached SCSI)或3Gb/s SATA(可选)

容量630GB(单盘,支持4盘位RAID 0扩展至2.52TB)

转速15,000 RPM

缓存16MB(DDR2 DRAM缓存,加速数据读写)

物理尺寸3.5英寸LFF(Large Form Factor)

重量约0.75kg

2.性能参数

参数类别规格详情

持续传输速率最大125MB/s(SAS接口)

随机读写IOPS 4K随机读:约200 IOPS

4K随机写:约180 IOPS(典型值,受RAID配置影响)

寻道时间平均3.4ms(读)

平均3.9ms(写)

延迟时间旋转延迟2ms(15,000 RPM理论值)

噪音水平空闲状态:3.2 Bel

寻道状态:4.5 Bel

3.可靠性参数

参数类别规格详情

MTBF 160万小时(按25℃环境温度计算)

年故障率(AFR)0.55%(即99.45%年可靠性)

负载/卸载周期≥50,000次(磁头加载/卸载耐久性)

抗震性工作状态:2G(5-500Hz)

非工作状态:30G(2ms半正弦脉冲)

工作温度5℃~55℃(推荐25℃±10℃)

存储温度-40℃~70℃

4.认证与标准

认证类型详情

安全认证UL,cUL,TUV,CE

环保认证RoHS,WEEE(符合欧盟环保指令)

行业合规FC(Fibre Channel)兼容

SCSI-3标准兼容

三、功能特性解析

1.15,000 RPM高速旋转

技术原理:

通过提高磁盘主轴转速,缩短磁头寻道时间和数据等待时间,从而提升随机读写性能。

相比7,200 RPM硬盘,15,000 RPM硬盘的IOPS可提升2倍以上,适合高并发、低延迟的业务场景。

优势:

低延迟:满足金融交易、实时数据分析等对响应时间敏感的应用需求。

高吞吐量:支持大规模数据并行处理,如科学计算、视频渲染。

1.Product Positioning and Core Advantages

1.Brand and Product Line Ownership

Seagate:

A global leading data storage solution provider,with products covering consumer,enterprise,and data center storage devices.

ST3630A01 belongs to the Seagate Cheetah series,a classic model of enterprise-level high-performance hard disk,designed for high-load,high-reliability data center environments.

2.Core Advantages

High Performance:

15,000 RPM rotation speed(the industry’s top level at the time),providing extremely low seek time and high IOPS(input/output operations per second),suitable for random read/write intensive scenarios such as OLTP(online transaction processing)and databases.

High Reliability:

MTBF(mean time between failures)is up to 1.6 million hours,supporting 7×24 hours of uninterrupted operation,meeting the data continuity requirements of key industries such as finance,telecommunications,and medical care.

Large capacity:

Single disk capacity is 630GB(high-end configuration at the time),supports RAID array expansion,and meets the capacity requirements of enterprise-level storage systems.

Data protection technology:

Supports Seagate PowerTrim(dynamic head optimization)and Seagate Protective Park(head parking technology)to reduce head wear in non-working state and extend service life.

3.Typical application scenarios

Enterprise data center:

As a core component of storage arrays(such as SAN,NAS),it supports key business applications such as ERP,CRM,and mail systems.

High-performance computing(HPC):

Used in scenarios that require high throughput and low latency,such as scientific computing,meteorological simulation,and gene sequencing.

Cloud computing and virtualization:

As the back-end storage of virtualization platforms(such as VMware and Hyper-V),it provides stable I/O performance.

Media and entertainment:

Supports 4K/8K video editing,3D rendering,and other creative processes that require extremely high bandwidth.

2.Technical Parameters

1.Basic Specifications

Parameter Category Specification Details

Model Seagate ST3630A01

Series Cheetah 15K.7(Seventh Generation Jaguar Series)

Interface Type 3Gb/s SAS(Serial Attached SCSI)or 3Gb/s SATA(optional)

Capacity 630GB(single drive,supports 4-slot RAID 0 expansion to 2.52TB)

Speed 15,000 RPM

Cache 16MB(DDR2 DRAM cache,accelerates data reading and writing)

Physical Size 3.5-inch LFF(Large Form Factor)

Weight Approximately 0.75kg

2.Performance Parameters

Parameter Category Specification Details

Sustained Transfer Rate Maximum 125MB/s(SAS Interface)

Random Read and Write IOPS 4K Random Read:Approximately 200 IOPS

4K Random Write:Approximately 180 IOPS(Typical value,subject to RAID Configuration impact)

Seek time Average 3.4ms(read)

Average 3.9ms(write)

Delay time Rotational delay 2ms(15,000 RPM theoretical value)

Noise level Idle state:3.2 Bel

Seek state:4.5 Bel

3.Reliability parameters

Parameter category Specification details

MTBF 1.6 million hours(calculated at 25℃ambient temperature)

Annual failure rate(AFR)0.55%(i.e.99.45%annual reliability)

Load/unload cycle≥50,000 times(head loading/unloading durability)

Vibration resistance Working state:2G(5-500Hz)

Non-working state:30G(2ms half-sine pulse)

Working temperature 5℃~55℃(recommended 25℃±10℃)

Storage temperature-40℃~70℃

4.Certification and standards

Certification type Details

Safety certification UL,cUL,TUV,CE

Environmental certification RoHS,WEEE(compliant with EU environmental directives)

Industry compliance FC(Fibre Channel)compatible

SCSI-3 standard compatible

III.Functional characteristics analysis

1.15,000 RPM high-speed rotation

Technical principle:

By increasing the disk spindle speed,shortening the head seek time and data waiting time,the random read and write performance is improved.

Compared with 7,200 RPM hard drives,the IOPS of 15,000 RPM hard drives can be increased by more than 2 times,which is suitable for high concurrency and low latency business scenarios.

Advantages:

Low latency:Meet the response time-sensitive application requirements of financial transactions,real-time data analysis,etc.

High throughput:Support large-scale data parallel processing,such as scientific computing and video rendering.

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