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Windows Server 2003服务器群集配置


2007-09-11 01:04:01

 
Windows Server 2003服务器群集创建和配置指南
 
 
 
 
 
概要
本指南提供关于在运行Microsoft® Windows® Server 2003 Enterprise EditionWindows Server 2003 Datacenter Edition操作系统的服务器上创建和配置使用共享磁盘的典型的单一仲裁设备多节点服务器群集的步骤指导。
 
 
 
 
 
 

本文档为一个预备性文档,在此处所描述的软件的最终商用版本发布之前可能会有重大的改动。
本文档所包含的信息代表了在发布之日,Microsoft Corporation 对所讨论问题的当前看法。因为 Microsoft 必须顺应不断变化的市场条件,故该文档不应理解为 Microsoft 一方的承诺,Microsoft 不保证所给信息在发布之日以后的准确性。
文档仅供参考。对本文档中的信息,MICROSOFT 不做任何明示、默示或法定的保证。
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目录
 
§                                                                                                                                                                                                                                                                                                        软件要求   3
§                                                                                                                                                                                                                                                                                                        硬件要求   3
§                                                                                                                                                                                                                                                                                                        网络要求   4
§                                                                                                                                                                                                                                                                                                        共享磁要求   4
§                                                                                                                                                                                                                                                                                                        安装概述   6
§                                                                                                                                                                                                                                                                                                        安装Windows Server 2003操作系统.. 7
§                                                                                                                                                                                                                                                                                                        设置网络   7
§                                                                                                                                                                                                                                                                                                        常规网络配置   9
§                                                                                                                                                                                                                                                                                                        配置专用网络适配器   10
§                                                                                                                                                                                                                                                                                                        配置公用网络适配器   14
1.                                                                                                                                                                                                                                                                                              验证连通性和名称解析   14
2.                                                                                                                                                                                                                                                                                              验证域成员   14
3.                                                                                                                                                                                                                                                                                              设置一个群集用户帐户   15
§                                                                                                                                                                                                                                                                                                        设置共享磁盘   17
4.                                                                                                                                                                                                                                                                                              关于仲裁磁盘   17
§                                                                                                                                                                                                                                                                                                        验证群集安装   31
§                                                                                                                                                                                                                                                                                                        配置第二个节点   32
§                                                                                                                                                                                                                                                                                                        心跳配置   34
5.                                                                                                                                                                                                                                                                                              心跳适配器优先   36
§                                                                                                                                                                                                                                                                                                        配置群集磁盘   37
§                                                                                                                                                                                                                                                                                                        仲裁磁盘配置   37
§                                                                                                                                                                                                                                                                                                        创建一个启动延迟   38
§                                                                                                                                                                                                                                                                                                        测试故障转移   39
§                                                                                                                                                                                                                                                                                                        高级测试   41
§                                                                                                                                                                                                                                                                                                        SCSI驱动器安装   42
6.                                                                                                                                                                                                                                                                                              配置SCSI设备   43
7.                                                                                                                                                                                                                                                                                              端接共享SCSI总线   43
§                                                                                                                                                                                                                                                                                                        有关存储区域网络的考虑事项.. 44
8.                                                                                                                                                                                                                                                                                              结合服务器群集使用SAN  46

介绍

服务器群集是一组协同工作并运行Microsoft群集服务(Microsoft Cluster ServiceMSCS)的独立服务器。服务器群集为资源和应用程序提供高可用性、故障恢复、可伸缩性和可管理性。
服务器群集允许客户端在出现故障和计划中的暂停时,依然能够访问应用程序和资源。如果群集中的某一台服务器由于故障或维护需要而无法使用,资源和应用程序将转移到可用的群集节点上。
Windows群集(Windows Clustering)解决方案使用了名词“高可用性”而非“容错”。容错技术提供更高层次的弹性和恢复能力。容错服务器通常使用深层硬件冗余,加上专门的软件,几乎可以即时地恢复任何单一的硬件或软件错误。这些解决方案要比Windows群集(Windows Clustering)解决方案昂贵得多,因为组织必须为处于空闲状态等待错误的冗余硬件支付费用。
服务器群集无法保证无间断运作,但是确实能够为多数关键任务应用程序提供足够的可用性。群集服务可以对应用程序和资源进行监控,并能够自动识别和恢复众多故障状况。这为在群集中管理工作负荷提供了灵活性。另外,还提高了整个系统的可用性。
群集服务(Cluster service)的优点包括:
·         高可用性:通过服务器群集,资源(例如:磁盘驱动器和Internet协议(IP)地址)的所有权会自动从故障服务器转移到可用的服务器。当群集中的某个系统或应用程序发生故障时,群集软件会在可用的服务器上重新启动故障应用程序,或者将工作从故障节点分散到剩下的节点上。由此,用户只在瞬间感觉到服务的暂停。
·         故障恢复:当故障服务器重新回到其预定的首选所有者的联机状态时,群集服务将自动在群集中重新分配工作负荷。该特性可配置,但默认禁用。
·         可管理性:您可以使用“群集管理器”工具(CluAdmin.exe),将群集作为一个单一的系统进行管理,并对犹如运行于一个单一服务器的应用程序实施管理。您可以将应用程序转移到群集中的其它服务器。“群集管理器”可用于手动平衡服务器的工作负荷,并针对计划维护释放服务器。您还可以监控群集的状态、所有节点以及来自网络任何地方的资源。
·         可伸缩性:群集服务可扩展以满足需求的增长。当群集监督应用程序的总体负荷超出了群集的能力范围时,可以添加附加的节点。
本文档提供有关针对连接到共享群集存储设备并运行Server 2003 Enterprise EditionWindows Server 2003的服务器创建和配置服务器群集的指导。本文档的目的是为了指引您完成安装典型群集的步骤,并未解释如何安装群集应用程序。而对于实施非传统仲裁模型,如:多数节点集(Majority Node SetMNS),的Windows群集(Windows Clustering)解决方案和地理位置分散的群集也不予以讨论。关于服务器群集概念以及安装和配置步骤的附加信息,请参见“W