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IBM NAS 云存储整体介绍. 内容安排. NAS 、 iSCSI 、 SAN 技术简介 IBM NAS 存储产品整体介绍 传统 NAS——N Series Scale Out NAS —— SONAS. NAS 、 iSCSI 、 SAN 技术特点及使用简介. 数据结构. 应用系统. 数据结构. I/O 调用模式. 操作系统. 结构化数据. 文件管理系统. 非结构化数据. RAID 控制. 半结构化数据. 磁盘读写. NAS 为解决 数据共享 问题和 优化文件( File ) 存储而产生的存储技术
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内容安排 NAS、iSCSI、SAN 技术简介 IBM NAS存储产品整体介绍 传统NAS——N Series Scale Out NAS —— SONAS
数据结构 应用系统 数据结构 I/O 调用模式 操作系统 结构化数据 文件管理系统 非结构化数据 RAID控制 半结构化数据 磁盘读写
NAS 为解决数据共享问题和优化文件(File)存储而产生的存储技术 文件管理系统在存储设备端,是文件服务+IP的一种技术 多应用于非结构化数据(文件)、OLAP、数据共享 SAN 为解决DAS的问题而产生的存储技术 是DAS+网络的一种技术 多应用于OLTP联机交易系统 iSCSI 为解决SAN的成本、兼容性、不易部署和管理等问题而产生的技术 是SAN+IP的一种技术,所以iSCSI也叫IP SAN 多应用于PC服务器平台 NAS、iSCSI、SAN 技术特点
IBM 存储产品整体介绍 Mainframe, System i Distributed, Open Systems Hetero- geneous NAS DS8000 • Solution for mainframe, I, & open systems platforms • Disaster Recovery across 2 & 3 sites • Secure encryption • Continuous availability, no downtime for upgrades • Extremely fast response times XIV • Open systems support • Ease of Management • Future-proof capacity expansion and management • Web 2.0 workloads • 2 site replication • All inclusive software SVC • Block level virtualization of multiple vendor environments, including IBM, EMC, Hitachi, Sun, NetApp, HP and others SONAS • Very large performance and TB demands • Integrated ILM • All inclusive software Enterprise Class • N series • Combined NAS (file) and SAN requirements • Simple two-site high availability • Application affinity (Snap Manager) • Replication • Heterogeneous gateway DS5000 • Open systems environment support, including IBM i support • Cost efficient storage for capacities up to 448TBs • Modular storage Midrange DS3000 • For very price-sensitive customers • Flexible interface choices • Modular storage Entry
NAS分类 传统 NAS General purpose file storage. One or two node clusters. Usually allow capacity expansion only behind the clusters. Cost effective, lower price points effectively addressing the small to midrange NAS market space Scale Out NAS Single Namespace. Ability to scale large numbers of clusters. Aggregation of storage for high utilization. Independent scale of GBs/sec of performance vs. PB’s of capacity. N+1 Availability
NAS架构 CIFS NFS HTTPS FTP CIFS CIFS CIFS NFS NFS NFS clustered NAS services NAS services NAS services NAS services local file system local file system local file system parallel file system local disk local disk local disk storage pools shared integrated disk IP Layer 传统NAS Scale Out NAS
IBM N Series 硬件产品简介 N6040Gateway N6060Gateway N6070Gateway N7700Gateway N7900Gateway N3300 N3600 N6040 N6060 N6070 N7700 N7900
N series 软件功能一览 Optional Features No-Charge Features SnapManager for SQL SnapManager for Exchange Single Mailbox Recovery for Exchange SnapManager for Oracle SnapManager for Microsoft Office SharePoint SnapManager for SAP SnapManager for Virtual Infrastructure SnapValidator FCP Host Utility for UNIX, Win & Linux Operations Manager Core Operations Manager SRM Protection Manager Provisioning Manager • Data ONTAP • iSCSI • iSCSI Host Utility for UNIX, Windows & Linux • FTP • Snapshot • SnapMover (co-req MultiStore) • SyncMirror • FilerView • FlexVol • FlexShare • SecureAdmin • AutoSupport • Disk Sanitization • RAID-DP* • RAID-4* • Advanced Single Instance Storage (A-SIS) Dedup CIFS Protocol NFS Protocol HTTP Protocol FCP Protocol Cluster Failover FlexCache FlexClone MultiStore SnapMirror SnapRestore SnapVault Open Systems SnapVault SnapLock Enterprise SnapLock Compliance SnapDrive for Windows SnapDrive for Unix & Linux NearStore feature MetroCluster * not available with gateways
SONAS架构 接口节点 通过IP网络实现与客户端的连接 (CIFS, NFS, HTTP, FTP, SCP) 最少2个节点,最多30个节点 存储节点 实现物理盘包与接口节点的连接 管理节点 提供用户接口实现配置、管理和监控 冗余配置(可选) CIFS Clients HTTP Clients NFS Clients FTP Clients SCP Clients IP Network Global Namespace .... ... Management Node Interface Node Interface Node Interface Node Infiniband Data Network IP Mgmt. Network Tape Storage Node Storage Node Storage Node Storage Node ... Storage controller and disk Storage controller and disk Storage controller and disk Storage controller and disk Storage Pod Storage Pod
全局命名空间(Global Namespace) /home /appl /data /web Interface nodes Interface nodes /home/appl/data/web/important_big_spreadsheet.xls /home/appl/data/web/important_big_spreadsheet.xls /home/appl/data/web/big_architecture_drawing.ppt /home/appl/data/web/big_architecture_drawing.ppt /home/appl/data/web/unstructured_big_video.mpg /home/appl/data/web/unstructured_big_video.mpg IBM Scale Out NAS Global Namespace Logical Physical Data striped across all disks in storage pool. High performance, auto-tuning, auto-load balancing Policy Engine … … … scale out Interface nodes > ….. ….. ... scale out > Storage nodes Storage nodes Storage nodes Tier 1: SAS drives Tier 2: 1TB SATA drives Tier 3: 2TB SATA drives
集中配置管理 SONAS 传统NAS • “I loved my first filer. It was so easy to administrate. When we installed the 20th I started having problems managing them.” • Many enterprises now have hundreds • Each filer has to be individually administrated • Operation costs grow linear with the amount of filer • IBM Scale Out NAS is a super-scalable, scale out NAS cluster, centrally managed, centrally deployed • Integrated, automated tiered storage allows management of logical storage tiers instead of individual disks
自动分级 SONAS 传统NAS $ $ $ $ • 集中容量管理 • 利用率高于80% • 自动分级存储 • 策略(Policy)驱动文件在不同级存储中移动 • 大容量存储,惰性文件自动迁移 • 迁移粒度为“文件”级别 • 容量单独管理 • 利用率低于50%,浪费比较大 • 所有文件在线, 但 80% 的很少被使用
Retail Banking & Financial Markets Chemical & Petroleum Healthcare IBM SONAS Benefits Industries and Workloads Many environments needing easy-to-manage high performance, scalable storage. Collaboration Data & General File Storage General purpose file storage environments where clients are challenged with the manageability of current NAS systems Digital Media High performance, simplified management for widely varying use cases in digital media environments. Hyper-scalable storage for large Web 2.0 stores and for other vendors looking to build their own Cloud/SaaS applications Web Content Store Business applications such as financial services interested in cloud deployments with single namespace High Performance Analytics Energy & Geo- Sciences Energy exploration and geo-sciences require huge addressable namespaces and very high performance. CAE Auto / Aero / Electronics design processes experiencing rapid file-centric storage growth as simulation expands.
为何“智能系统”喜欢SONAS 统一管理海量(PB)存储 自动分级,集中管理和部署 全局获取数据,从任何地方 单一全局命名空间,获取海量数据 基于标准,开放的架构 满足用户未来发展 扩展容量,性能,全局虚拟文件服务 完全的模块化扩展 高投资回报 ROI 显著降低成本:自动优化,自动平衡,自动分级 定位于下一代存储技术 云存储的基础