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1、27.10.2020,.,1,VERITAS VCS 培训,Stray Bird,27.10.2020,.,2,介绍,VCS安装与维护 实施人员 系统维护人员,27.10.2020,.,3,议程,VERITAS简介 基本概念 双机系统规划 VCS安装 VCS维护 命令篇,27.10.2020,.,4,VERITAS简介,VERITAS公司于1982年成立于加利福尼亚州的Mountain View 作为企业级应用存储管理软件的领先提供商，专门提供集成的跨平台存储管理软件解决方案。 VERITAS Software公司是应用存储管理的事实标准，世界领先的服务器和操作系统中有60%使用它的软件。,2
2、7.10.2020,.,5,VERITAS简介服务,27.10.2020,.,6,27.10.2020,.,7,基本概念,VEITAS CLUSTER SYSTEM VERITAS Cluster Server enables you to monitor systems and application services, and to restart services on a different system when hardware or software fails.,27.10.2020,.,8,基本概念,Cluster A VCS cluster consists of mult
3、iple systems connected in various combinations to shared storage devices.,27.10.2020,.,9,基本概念,Resources Resources are hardware or software entities, such as disks, network interface cards (NICs), IP addresses, applications, and databases, that are brought online, taken offline,or monitored by VCS.”,
4、27.10.2020,.,10,基本概念,Service Group A service group is a collection of resources working together to provide application services to clients.,27.10.2020,.,11,基本概念,Resource Dependencies when a service group is brought online or taken offline, the resource dependencies within the group specify the orde
5、r in which the resources will be brought online and taken offline.,27.10.2020,.,12,基本概念,Types of Service Groups In VCS there are two categories of service groups: failover and parallel. A failover group runs on one system in the cluster at a time. A parallel group runs concurrently on more than one
6、system at a time.,27.10.2020,.,13,基本概念,Agents An agent is an installed program designed to control a particular resource type.,27.10.2020,.,14,基本概念,Cluster Communications Cluster communications ensure VCS is continuously aware of the status of each systems service groups and resources, and enable VC
7、S to recognize which systems are active members of the cluster, which are joining or leaving, and which have failed.,27.10.2020,.,15,基本概念,27.10.2020,.,16,基本概念,GAB Group Membership Services/Atomic Broadcast The GAB protocol performs two critical functions for VCS: Monitors cluster membership. Tracks
8、cluster state.,27.10.2020,.,17,基本概念,Low Latency Transport (LLT) LLT provides fast, kernel-to-kernel communications, and monitors network connections.,27.10.2020,.,18,双机系统规划,Service Resource Resource Dependencies,27.10.2020,.,19,双机系统规划_Example,以CINMS为例: Service Oracle Netscape Server,27.10.2020,.,20,
9、双机系统规划_Example,Oracle DiskGroup OraDG Volume vol_u01vol_u04 Float IP 10.1.1.4 AutoStartList = db1 ,27.10.2020,.,21,双机系统规划_Example,www DiskGroup wwwDG Volume vol_www Float IP 10.1.1.5 AutoStartList = db2 ,27.10.2020,.,22,双机系统规划_Example,27.10.2020,.,23,应用安装的两种方式,应用及其数据安装盘阵上； 应用安装在本地硬盘，数据安装在盘阵上；,27.10.
10、2020,.,24,VCS安装,安装前的准备 VCS安装 VCS配置,27.10.2020,.,25,VCS安装_准备,需要配备两条心跳线（使用以太网卡） SCSI阵列scsi-initiator-id SYMplicity安装，配置磁盘阵列，创建5个LUN 安装vxfs 文件系统 VM3.4安装，创建wwwDG和OraDG, 创建卷www_vol、u01_vol、u02_vol、u03_vol及u04_vol。 安装Oracle Server及Netscape Server,27.10.2020,.,26,Setup root .profile,PATH=$PATH:/opt/VRTSvms
11、a/bin:/sbin:/usr/sbin MANPATH=/usr/share/man:/opt/VRTSvmsa/man:/opt/VRTSvxvm/man export PATH MANPATH,27.10.2020,.,27,Installing VCS Using pkgadd,Have a license key for each system On each system, run pkgadd On each system, configure LLT On each system, configure GAB On each system, edit the simple m
12、ain.cf Verify LLT, GAB, and Cluster operation.,27.10.2020,.,28,Obtaining License Keys,Determining the hostid # /usr/sbin/sysdef -h # hostid Determining the Machine Type # /usr/sbin/prtconf | head # uname -i,27.10.2020,.,29,Running pkgadd On Each System,# pkgadd -d . The following packages are availa
13、ble: 1 VRTScsga VERITAS Cluster Server Graphical Administrator (sparc) 1.1.1 (JDK1.1.6/Swing1.0.2) 2 VRTSgab VERITAS Group Membership and Atomic Broadcast (sparc) 1.1.1 3 VRTSllt VERITAS Low Latency Transport (sparc) 1.1.1 4 VRTSperl VERITAS Perl for VRTSvcs (sparc) 1.1.1 5 VRTSvcs VERITAS Cluster S
14、erver (sparc) 1.1.1 6 VRTSvcswz VERITAS Cluster Server Wizard (sparc) 1.1.1 7 clsp CLARiiON Disk Array Storage Processor Driver (sparc) 1.11 Select package(s) you wish to process (or all to process all packages). (default: all) ?,?,q:,27.10.2020,.,30,Installing Oracle Agent,# pkgadd -d . The followi
15、ng packages are available: 1 VRTSvcsor VERITAS Cluster Server Oracle Enterprise Extension (sparc) 1.1 Select package(s) you wish to process (or all to process all packages). (default: all) ?,?,q:,27.10.2020,.,31,Enter License Keys,# vxlicense -c Please enter your key:,27.10.2020,.,32,Check Heartbeat
16、,以root用户登录db1 # cd /opt/VRTSllt # ./getmac /dev/qfe:0 显示心跳口的MAC地址 # ./dlpiping s /dev/qfe0 在db1上启动检测进程的server 以root用户登录db2 # cd /opt/VRTSllt # ./dlpiping c /dev/qfe0 macofdb1 在db2上启动检测进程的client,如果响应alive,则OK,27.10.2020,.,33,Configuring LLT,On each system Setting Up /etc/llthosts 0 db1 1 db2 Setting Up /etc/llttab set-node db1 #对于db2：set-node db2 link qfe0 /dev/qfe:0 link qfe1 /dev/qfe:1 Start,27.10.2020,.,34,Start LLT,/sbin/lltconfig c or sh /etc
