Dell PowerVault MD3220 Series 기술 매뉴얼북 - 페이지 7
{카테고리_이름} Dell PowerVault MD3220 Series에 대한 기술 매뉴얼북을 온라인으로 검색하거나 PDF를 다운로드하세요. Dell PowerVault MD3220 Series 40 페이지. Storage arrays
Dell PowerVault MD3220 Series에 대해서도 마찬가지입니다: 업데이트 매뉴얼 (32 페이지), 랙 설치 지침 (2 페이지), 사용자 설명서 (46 페이지), 배포 매뉴얼 (38 페이지), 정보 업데이트 (1 페이지), 배포 매뉴얼 (38 페이지), 배포 매뉴얼 (38 페이지)
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Technical Guide Book for PowerVault MD3200MD3220
Key features of SAS 2.0
•
6Gb/s SAS Signaling – doubles the transfer rate from 3Gb to 6Gb
•
DFE (Decision Feedback Equalization) – increases cable limit to 10m ( 2 – 4 is typical)
•
Supports SAS mini connectors (SFF-8088 and SFF-8087)
•
SSC (Spread Spectrum Clocking ) – ease of design implementation – reduce peak amplitude
of radiated emissions
•
Supports SED (Self-Encrypting Drive) with Instant Secure Erase
•
Delivers 2
•
Standardized Zoning
•
Expanded to 256
•
Discovery executed by SAS Expanders
•
Reduces time to discover large topologies
Figure 1.
Controller Architecture
The RAID controllers are the "engines" or the "brains" of the MD3200 and MD3220 storage arrays. They
perform the RAID calculations, control the I/O movement, communicate with the management client, store
nd
generation SAS Discovery
5