ibm_ds4700_磁盘阵列基础训导.ppt

IBM DS4700 磁盘阵列基础培训 培训目标 本胶片的主要目的： ■ 了解DS4700磁盘阵列硬件结构 ■ 掌握DS4700常用配置和维护方法 目录 硬件介绍 型号及外观 特性 硬件结构 指示灯含义 组网及连线方式 DS4700 磁盘阵列外观 DS4700 两种型号 Model 70 Four 4 Gb/s FC host ports Four 4 Gb/s FC drive ports Max of 112 drives with six EXP810 Expansion units 16 disk drives inside controller 1 – 3 trays requires an expansion license, 4 – 6 trays requires and expansion license FC or SATA 2 GB of cache memory Integrated XOR engine Storage Manager software Partitions FlashCopy? VolumeCopy Enhanced Remote Mirroring DS4700特性 Model – 72 and 70 RAID Controller Dual RAID controllers – Dual 4Gbps capable, redundant and hot-swappable, battery backed, write cache mirroring Model 70A supports 2GB cache - battery backed cache is designed to be protected for at least three days Model 72A supports 4GB cache - battery backed cache is designed to be protected for at least three days Supporting 2 dual redundant FC disk loops Model 70A Supports four host side and four drive side ports for two controllers Model 72A Supports eight host side and four drive side ports for two controllers Eight or four host ports provides a cluster solution without using a switch. Host Interface Auto negotiates 1, 2, or 4 Gbps host connection speeds Supported drives 2Gbps FC: 10K rpm, 73GB/146GB/300GB (E-DDM) 4Gbps FC: 15K rpm, 73GB/146GB/300GB (E-DDM) SATA: 7.2K rpm 500GB /750GB (E-DDM) Hot pluggable drives - Add new drives for extra capacity without booting server Supported capacity Supports up to 112 FC/SATA drives with 6 DS4000 EXP810 Expansion Unit’s RAID levels 0, 1, 3, 5, 6,10 DS4700特性 Storage Partitioning Model 70A offers a choice 2 – 128 partitions and support upgrade Model 72A offers a choice 8 – 128 partitions and support upgrade Supports global hot spares Switch support DS4000Storage Manager SM version 10.10 (highest version current) Firmware version 7.10 (highest version current) Copy Services FlashCopy?, Enhanced Remote Mirroring, VolumeCopy Up to 64 enhanced remote mirror pairs