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  • OEMCC 13.2 集群版本安装部署

    之前测试部署过OEMCC 13.2单机,具体可参考之前随笔:

    当时环境:两台主机,系统RHEL 6.5,分别部署OMS和OMR:
    OMS,也就是OEMCC的服务端 IP:192.168.1.88 内存:12G+ 硬盘:100G+
    OMR,也就是OEM底层的资料库 IP:192.168.1.89 内存:8G+ 硬盘:100G+

    相当于OMS和OMR都是单机版,然后有些客户对监控系统的要求也很高,这就需要集群来提升高可用性。
    对于OMR来说,可以搭建对应版本的RAC来解决单点故障,那么对于OMS而言,又如何构建具备高可用性的集群呢?
    最近遇到某客户有这样的高可用需求,本文总结记录一下OEMCC集群版本的完整安装过程。

    1.需求描述
    2.环境规划
    3.OMR集群安装

    4.OMS集群安装

    5.SLB配置

    1.需求描述

    客户要求部署OEMCC13.2集群,包括OMR的集群和OMS的集群,其中OMR的集群就是对应Oracle 12.1.0.2 RAC;OMS的集群要求Active-Active模式,并配合SLB实现负载均衡。

    2.环境规划

    使用两台虚拟机来实现部署。配置信息如下: ![](https://www.cnblogs.com/images/cnblogs_com/jyzhao/1323338/o_pre-env-config.png)

    需要提前下载如下安装介质:

    --oemcc13.2安装介质
    em13200p1_linux64.bin
    em13200p1_linux64-2.zip
    em13200p1_linux64-3.zip
    em13200p1_linux64-4.zip
    em13200p1_linux64-5.zip
    em13200p1_linux64-6.zip
    em13200p1_linux64-7.zip
    --oracle 12.1.0.2 RAC 安装介质:
    p21419221_121020_Linux-x86-64_1of10.zip
    p21419221_121020_Linux-x86-64_2of10.zip
    p21419221_121020_Linux-x86-64_5of10.zip
    p21419221_121020_Linux-x86-64_6of10.zip
    --dbca针对oemcc13.2的建库模版:
    12.1.0.2.0_Database_Template_for_EM13_2_0_0_0_Linux_x64.zip
    

    3.OMR集群安装

    OMR集群通过Oracle RAC来实现:OEMCC 13.2提供的模版,要求资料库(OMR)版本为12.1.0.2。

    3.1 环境准备

    1) 配置yum源安装依赖rpm包:
    yum install binutils compat-libcap1 compat-libstdc++-33 
    e2fsprogs e2fsprogs-libs glibc glibc-devel ksh libaio-devel libaio libgcc libstdc++ libstdc++-devel 
    libxcb libX11 libXau libXi libXtst make 
    net-tools nfs-utils smartmontools sysstat
    
    1. 各节点关闭防火墙、SELinux:
    --各节点关闭防火墙:
    service iptables stop
    chkconfig iptables off
    
    --各节点关闭SELinux:
    getenforce
    修改/etc/selinux/config SELINUX= disabled
    --临时关闭SELinux
    setenforce 0
    
    1. 配置 /etc/hosts文件:
    #public ip
    10.1.43.211 oemapp1
    10.1.43.212 oemapp2
    #virtual ip
    10.1.43.208 oemapp1-vip
    10.1.43.209 oemapp2-vip
    #scan ip
    10.1.43.210 oemapp-scan
    
    #private ip
    172.16.43.211 oemapp1-priv
    172.16.43.212 oemapp2-priv
    
    1. 创建用户、组;
    --创建group & user:
    groupadd -g 54321 oinstall
    groupadd -g 54322 dba
    groupadd -g 54323 oper
    groupadd -g 54324 backupdba
    groupadd -g 54325 dgdba
    groupadd -g 54326 kmdba  
    groupadd -g 54327 asmdba  
    groupadd -g 54328 asmoper  
    groupadd -g 54329 asmadmin  
    groupadd -g 54330 racdba  
      
    useradd -u 54321 -g oinstall -G dba,asmdba,backupdba,dgdba,kmdba,racdba,oper oracle  
    useradd -u 54322 -g oinstall -G asmadmin,asmdba,asmoper,dba grid  
    
    --然后给oracle、grid设置密码:
    passwd oracle 
    passwd grid
    
    1. 各节点创建安装目录(root用户):
    mkdir -p /app/12.1.0.2/grid
    mkdir -p /app/grid
    mkdir -p /app/oracle
    chown -R grid:oinstall /app
    chown oracle:oinstall /app/oracle
    chmod -R 775 /app
    
    1. 共享LUN规则配置:
    vi /etc/udev/rules.d/99-oracle-asmdevices.rules
    KERNEL=="sd*", BUS=="scsi", PROGRAM=="/sbin/scsi_id --whitelisted --replace-whitespace --device=/dev/$name", RESULT=="36000c29ad39372db383c7903d31788d0", NAME="asm-data1", OWNER="grid", GROUP="asmadmin", MODE="0660"
    KERNEL=="sd*", BUS=="scsi", PROGRAM=="/sbin/scsi_id --whitelisted --replace-whitespace --device=/dev/$name", RESULT=="36000c298c085f4e57c1f9fcd7b3d1dbf", NAME="asm-data2", OWNER="grid", GROUP="asmadmin", MODE="0660"
    KERNEL=="sd*", BUS=="scsi", PROGRAM=="/sbin/scsi_id --whitelisted --replace-whitespace --device=/dev/$name", RESULT=="36000c290b495ab0b6c1b57536f4b3cf8", NAME="asm-ocr1", OWNER="grid", GROUP="asmadmin", MODE="0660"
    KERNEL=="sd*", BUS=="scsi", PROGRAM=="/sbin/scsi_id --whitelisted --replace-whitespace --device=/dev/$name", RESULT=="36000c29e7743dca47419aca041b88221", NAME="asm-ocr2", OWNER="grid", GROUP="asmadmin", MODE="0660"
    KERNEL=="sd*", BUS=="scsi", PROGRAM=="/sbin/scsi_id --whitelisted --replace-whitespace --device=/dev/$name", RESULT=="36000c29608a9ddb8b3168936d01a4f7b", NAME="asm-ocr3", OWNER="grid", GROUP="asmadmin", MODE="0660"
    

    重载规则后确认共享LUN名称和权限属组:

    [root@oemapp1 media]# udevadm control --reload-rules 
    [root@oemapp1 media]# udevadm trigger
    [root@oemapp1 media]# ls -l /dev/asm*
    brw-rw----. 1 grid asmadmin 8, 16 Oct  9 12:27 /dev/asm-data1
    brw-rw----. 1 grid asmadmin 8, 32 Oct  9 12:27 /dev/asm-data2
    brw-rw----. 1 grid asmadmin 8, 48 Oct  9 12:27 /dev/asm-ocr1
    brw-rw----. 1 grid asmadmin 8, 64 Oct  9 12:27 /dev/asm-ocr2
    brw-rw----. 1 grid asmadmin 8, 80 Oct  9 12:27 /dev/asm-ocr3
    
    1. 内核参数修改:
    vi /etc/sysctl.conf
    # vi /etc/sysctl.conf  增加如下内容:
    fs.file-max = 6815744  
    kernel.sem = 250 32000 100 128  
    kernel.shmmni = 4096  
    kernel.shmall = 1073741824  
    kernel.shmmax = 6597069766656
    kernel.panic_on_oops = 1  
    net.core.rmem_default = 262144  
    net.core.rmem_max = 4194304  
    net.core.wmem_default = 262144  
    net.core.wmem_max = 1048576  
    net.ipv4.conf.eth1.rp_filter = 2
    net.ipv4.conf.eth0.rp_filter = 1  
    fs.aio-max-nr = 1048576  
    net.ipv4.ip_local_port_range = 9000 65500  
    

    修改生效:

    # /sbin/sysctl –p
    
    1. 用户shell的限制:
    vi /etc/security/limits.conf
    #在/etc/security/limits.conf 增加如下内容:
    grid soft nproc 2047
    grid hard nproc 16384
    grid soft nofile 1024
    grid hard nofile 65536
    grid soft stack 10240
    oracle soft nproc 2047
    oracle hard nproc 16384
    oracle soft nofile 1024
    oracle hard nofile 65536
    oracle soft stack 10240
    
    1. 插入式认证模块配置:
    vi /etc/pam.d/login
    --加载 pam_limits.so 模块
     使用 root 用户修改以下文件/etc/pam.d/login,增加如下内容:
    session required pam_limits.so
    

    说明:limits.conf 文件实际是 Linux PAM(插入式认证模块,Pluggable Authentication Modules)中 pam_limits.so 的配置文件,而且只针对于单个会话。

    1. 各节点设置用户的环境变量:
    --第1个节点grid用户:
    export ORACLE_SID=+ASM1;
    export ORACLE_BASE=/app/grid
    export ORACLE_HOME=/app/12.1.0.2/grid; 
    export PATH=$ORACLE_HOME/bin:$PATH;
    export LD_LIBRARY_PATH=$ORACLE_HOME/lib:/lib:/usr/lib; 
    export CLASSPATH=$ORACLE_HOME/JRE:$ORACLE_HOME/jlib:$ORACLE_HOME/rdbms/jlib 
    
    --第2个节点grid用户:
    export ORACLE_SID=+ASM2;
    export ORACLE_BASE=/app/grid
    export ORACLE_HOME=/app/12.1.0.2/grid; 
    export PATH=$ORACLE_HOME/bin:$PATH;
    export LD_LIBRARY_PATH=$ORACLE_HOME/lib:/lib:/usr/lib; 
    export CLASSPATH=$ORACLE_HOME/JRE:$ORACLE_HOME/jlib:$ORACLE_HOME/rdbms/jlib;
    
    --第1个节点oracle用户:
    export ORACLE_SID=omr1; 
    export ORACLE_BASE=/app/oracle;
    export ORACLE_HOME=/app/oracle/product/12.1.0.2/db_1;
    export ORACLE_HOSTNAME=;
    export PATH=$ORACLE_HOME/bin:$PATH; 
    export LD_LIBRARY_PATH=$ORACLE_HOME/lib:/lib:/usr/lib; 
    export CLASSPATH=$ORACLE_HOME/JRE:$ORACLE_HOME/jlib:$ORACLE_HOME/rdbms/jlib; 
    
    --第2个节点oracle用户:
    export ORACLE_SID=omr2; 
    export ORACLE_BASE=/app/oracle;
    export ORACLE_HOME=/app/oracle/product/12.1.0.2/db_1;
    export ORACLE_HOSTNAME=;
    export PATH=$ORACLE_HOME/bin:$PATH; 
    export LD_LIBRARY_PATH=$ORACLE_HOME/lib:/lib:/usr/lib; 
    export CLASSPATH=$ORACLE_HOME/JRE:$ORACLE_HOME/jlib:$ORACLE_HOME/rdbms/jlib;
    

    3.2 GI安装

    解压安装介质:
    unzip p21419221_121020_Linux-x86-64_5of10.zip
    unzip p21419221_121020_Linux-x86-64_6of10.zip
    

    配置DISPLAY变量,调用图形界面安装GI:

    [grid@oemapp1 grid]$ export DISPLAY=10.1.52.76:0.0
    [grid@oemapp1 grid]$ ./runInstaller
    






















    3.3 创建ASM磁盘组、ACFS集群文件系统

    配置DISPLAY变量,调用图形界面创建ASM磁盘组、ACFS集群文件系统:
    [grid@oemapp1 grid]$ export DISPLAY=10.1.52.76:0.0
    [grid@oemapp1 grid]$ asmca
    

    创建ASM磁盘组:



    创建ACFS集群文件系统:





    3.4 DB软件安装

    解压安装介质:
    unzip p21419221_121020_Linux-x86-64_1of10.zip
    unzip p21419221_121020_Linux-x86-64_2of10.zip
    

    配置DISPLAY变量,调用图形界面安装DB软件:

    [oracle@oemapp1 database]$ export DISPLAY=10.1.52.76:0.0
    [oracle@oemapp1 database]$ ./runInstaller
    

    安装db软件:












    3.5 DBCA使用模版建库

    解压模版文件到模版目录下,之后dbca就可以从这些模版中选择使用:
    [oracle@oemapp1 media]$ unzip 12.1.0.2.0_Database_Template_for_EM13_2_0_0_0_Linux_x64.zip -d /app/oracle/product/12.1.0.2/db_1/assistants/dbca/templates
    

    DBCA建库步骤:
    注意:数据库字符集强烈建议选择AL32UTF8,在后面配置OMS的时候会有对应提示。















    4.OMS集群安装

    本次OMS的集群要求Active-Active模式,并配合SLB实现负载均衡。

    4.1 环境准备

    以下环境准备工作是对OMS的两个节点同步操作: oracle用户环境变量添加:
    #OMS
    export OMS_HOME=$ORACLE_BASE/oms_local/middleware
    export AGENT_HOME=$ORACLE_BASE/oms_local/agent/agent_13.2.0.0.0
    

    创建目录:

    su - oracle
    mkdir -p /app/oracle/oms_local/agent
    mkdir -p /app/oracle/oms_local/middleware
    

    对/etc/hosts 修订,使符合oemcc对主机名称的要求(选做):

    #public ip
    10.1.43.211 oemapp1 oemapp1.oracle.com
    10.1.43.212 oemapp2 oemapp2.oracle.com
    

    4.2 安装主节点

    开始安装:
    su - oracle
    export DISPLAY=10.1.52.76:0.0
    ./em13200p1_linux64.bin
    

    安装步骤:















    4.3 添加OMS节点

    本节使用OEMCC来添加OMS节点,需要先添加agent,然后添加OMS节点:
    说明:
    1./app/oracle/OMS是共享文件系统;
    2./app/oracle/oms_local是各节点本地的文件系统;
    3.OMR数据库的processes参数需要从默认300修改为600.
    
    1. 添加agent









    2. 添加OMS节点
      选择Enterprise menu -> Provisioning and Patching -> Procedure Library.
      找到Add Oracle Management Service,点击Launch。
      注意:OMS的相关端口,每个OMS节点尽可能保持一致,避免增加后续配置维护的复杂性。

















    4.4 测试OMS高可用性

    分别使用节点1和节点2的IP地址均可以正常访问到OEMCC网页界面: ![](https://www.cnblogs.com/images/cnblogs_com/jyzhao/1323338/o_211OK.PNG) ![](https://www.cnblogs.com/images/cnblogs_com/jyzhao/1323338/o_212OK.PNG)

    且任意关掉某一节点,另外存活节点访问不受影响。
    附:操作oms启动/停止/查看状态的命令:

    --查看oms状态
    $OMS_HOME/bin/emctl status oms
    $OMS_HOME/bin/emctl status oms –details
    --停止oms
    $OMS_HOME/bin/emctl stop oms
    $OMS_HOME/bin/emctl stop oms –all
    --启动oms
    $OMS_HOME/bin/emctl start oms
    

    5.SLB配置

    负载均衡使用的产品是radware,这部分需要负载均衡工程师进行配置。下面是根据Oracle官方文档结合本次需求整理出的配置要求,供参考: ![](https://www.cnblogs.com/images/cnblogs_com/jyzhao/1323338/o_slb-config01.png) 其他具体配置项,例如Monitors、Pools、Required Virtual Servers等都按此为基准结合官方文档进行规划设计即可,不再赘述。

    在/etc/hosts 添加负载均衡地址名称解析:

    10.1.44.207 myslb.oracle.com
    

    SLB配置后,OMS同步需要配置。

    配置OMS:

    $OMS_HOME/bin/emctl secure oms -host myslb.oracle.com -secure_port 4903 -slb_port 4903 -slb_console_port 443 -slb_bip_https_port 5443 -slb_jvmd_https_port 7301 -lock_console -lock_upload
    

    配置agent:

    $AGENT_HOME/bin/emctl secure agent –emdWalletSrcUrl https://myslb.oracle.com:4903/em
    

    查看oms状态:

    [oracle@oemapp1 backup]$ $OMS_HOME/bin/emctl status oms -details
    Oracle Enterprise Manager Cloud Control 13c Release 2  
    Copyright (c) 1996, 2016 Oracle Corporation.  All rights reserved.
    Enter Enterprise Manager Root (SYSMAN) Password : 
    Console Server Host        : oemapp1.oracle.com
    HTTP Console Port          : 7788
    HTTPS Console Port         : 7802
    HTTP Upload Port           : 4889
    HTTPS Upload Port          : 4903
    EM Instance Home           : /app/oracle/oms_local/gc_inst/em/EMGC_OMS1
    OMS Log Directory Location : /app/oracle/oms_local/gc_inst/em/EMGC_OMS1/sysman/log
    SLB or virtual hostname: myslb.oracle.com
    HTTPS SLB Upload Port : 4903
    HTTPS SLB Console Port : 443
    HTTPS SLB JVMD Port : 7301
    Agent Upload is locked.
    OMS Console is locked.
    Active CA ID: 1
    Console URL: https://myslb.oracle.com:443/em
    Upload URL: https://myslb.oracle.com:4903/empbs/upload
    
    WLS Domain Information
    Domain Name            : GCDomain
    Admin Server Host      : oemapp1.oracle.com
    Admin Server HTTPS Port: 7102
    Admin Server is RUNNING
    
    Oracle Management Server Information
    Managed Server Instance Name: EMGC_OMS1
    Oracle Management Server Instance Host: oemapp1.oracle.com
    WebTier is Up
    Oracle Management Server is Up
    JVMD Engine is Up
    
    BI Publisher Server Information
    BI Publisher Managed Server Name: BIP
    BI Publisher Server is Up
    
    BI Publisher HTTP Managed Server Port   : 9701
    BI Publisher HTTPS Managed Server Port  : 9803
    BI Publisher HTTP OHS Port              : 9788
    BI Publisher HTTPS OHS Port             : 9851
    BI Publisher HTTPS SLB Port             : 5443
    BI Publisher is locked.
    BI Publisher Server named 'BIP' running at URL: https://myslb.oracle.com:5443/xmlpserver
    BI Publisher Server Logs: /app/oracle/oms_local/gc_inst/user_projects/domains/GCDomain/servers/BIP/logs/
    BI Publisher Log        : /app/oracle/oms_local/gc_inst/user_projects/domains/GCDomain/servers/BIP/logs/bipublisher/bipublisher.log
    

    查看agent状态:

    [oracle@oemapp1 backup]$ $AGENT_HOME/bin/emctl status agent
    Oracle Enterprise Manager Cloud Control 13c Release 2  
    Copyright (c) 1996, 2016 Oracle Corporation.  All rights reserved.
    ---------------------------------------------------------------
    Agent Version          : 13.2.0.0.0
    OMS Version            : 13.2.0.0.0
    Protocol Version       : 12.1.0.1.0
    Agent Home             : /app/oracle/oms_local/agent/agent_inst
    Agent Log Directory    : /app/oracle/oms_local/agent/agent_inst/sysman/log
    Agent Binaries         : /app/oracle/oms_local/agent/agent_13.2.0.0.0
    Core JAR Location      : /app/oracle/oms_local/agent/agent_13.2.0.0.0/jlib
    Agent Process ID       : 17263
    Parent Process ID      : 17060
    Agent URL              : https://oemapp1.oracle.com:3872/emd/main/
    Local Agent URL in NAT : https://oemapp1.oracle.com:3872/emd/main/
    Repository URL         : https://myslb.oracle.com:4903/empbs/upload
    Started at             : 2018-10-12 15:49:58
    Started by user        : oracle
    Operating System       : Linux version 2.6.32-696.el6.x86_64 (amd64)
    Number of Targets      : 34
    Last Reload            : (none)
    Last successful upload                       : 2018-10-12 15:50:53
    Last attempted upload                        : 2018-10-12 15:50:53
    Total Megabytes of XML files uploaded so far : 0.17
    Number of XML files pending upload           : 19
    Size of XML files pending upload(MB)         : 0.07
    Available disk space on upload filesystem    : 63.80%
    Collection Status                            : Collections enabled
    Heartbeat Status                             : Ok
    Last attempted heartbeat to OMS              : 2018-10-12 15:50:33
    Last successful heartbeat to OMS             : 2018-10-12 15:50:33
    Next scheduled heartbeat to OMS              : 2018-10-12 15:51:35
    
    ---------------------------------------------------------------
    Agent is Running and Ready
    

    最终测试,通过负载均衡地址10.1.44.207可以直接访问OEMCC,进行正常操作:

    至此,OEMCC13.2集群安装已完成。

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  • 原文地址:https://www.cnblogs.com/jyzhao/p/9819091.html
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