2、添加GRID软件

2.1、备份OCR

ocrconfig -manualbackup
ocrconfig -showbackup manual

2.2、在节点 1 以 grid 用户执行 addNode.sh 命令添加 GI 软件

在 addNode.sh 正式添加节点之前它也会调用 cluvfy 工具来验证新加入节点是否满足条件,如果不满足
则拒绝下一步操作。
因为addNode.sh脚本会使用cluvfy工具来验证新加入节点是否满足条件,而我们DNS没有配置或swap
不满足条件,所以直接运行,肯定会报错。因此,在运行 addNode.sh 之前需要设置环境变量,跳过对节点新
增的预检查。这个参数就是从 addNode.sh 脚本里找出来的:
export IGNORE_PREADDNODE_CHECKS=Y

以 grid 用户在节点 1 上执行,添加节点的命令如下所示:
cd $ORACLE_HOME/oui/bin
export IGNORE_PREADDNODE_CHECKS=Y
./addNode.sh "CLUSTER_NEW_NODES={rac3}" "CLUSTER_NEW_VIRTUAL_HOSTNAMES={rac3vip}" "CLUSTER_NEW_PRIVATE_NODE_NAMES={rac3priv}"
过程如下:
[grid@rac1 bin]$ export IGNORE_PREADDNODE_CHECKS=Y
[grid@rac1 bin]$ ./addNode.sh "CLUSTER_NEW_NODES={rac3}" "CLUSTER_NEW_VIRTUAL_HOSTNAMES={rac3vip}" "CLUSTER_NEW_PRIVATE_NODE_NAMES={rac3priv}"
Starting Oracle Universal Installer...

Checking swap space: must be greater than 500 MB.   Actual 4512 MB    Passed
Oracle Universal Installer, Version 11.2.0.4.0 Production
Copyright (C) 1999, 2013, Oracle. All rights reserved.

Performing tests to see whether nodes rac2,rac3 are available
............................................................... 100% Done.

.
-----------------------------------------------------------------------------
Cluster Node Addition Summary
Global Settings
   Source: /u01/grid/11.2.0.4
   New Nodes
Space Requirements
   New Nodes
      rac3
         /: Required 4.85GB : Available 35.43GB
Installed Products
   Product Names
      Oracle Grid Infrastructure 11g 11.2.0.4.0 
      Java Development Kit 1.5.0.51.10 
      Installer SDK Component 11.2.0.4.0 
      Oracle One-Off Patch Installer 11.2.0.3.4 
      Oracle Universal Installer 11.2.0.4.0 
      Oracle RAC Required Support Files-HAS 11.2.0.4.0 
      Oracle USM Deconfiguration 11.2.0.4.0 
      Oracle Configuration Manager Deconfiguration 10.3.1.0.0 
      Enterprise Manager Common Core Files 10.2.0.4.5 
      Oracle DBCA Deconfiguration 11.2.0.4.0 
      Oracle RAC Deconfiguration 11.2.0.4.0 
      Oracle Quality of Service Management (Server) 11.2.0.4.0 
      Installation Plugin Files 11.2.0.4.0 
      Universal Storage Manager Files 11.2.0.4.0 
      Oracle Text Required Support Files 11.2.0.4.0 
      Automatic Storage Management Assistant 11.2.0.4.0 
      Oracle Database 11g Multimedia Files 11.2.0.4.0 
      Oracle Multimedia Java Advanced Imaging 11.2.0.4.0 
      Oracle Globalization Support 11.2.0.4.0 
      Oracle Multimedia Locator RDBMS Files 11.2.0.4.0 
      Oracle Core Required Support Files 11.2.0.4.0 
      Bali Share 1.1.18.0.0 
      Oracle Database Deconfiguration 11.2.0.4.0 
      Oracle Quality of Service Management (Client) 11.2.0.4.0 
      Expat libraries 2.0.1.0.1 
      Oracle Containers for Java 11.2.0.4.0 
      Perl Modules 5.10.0.0.1 
      Secure Socket Layer 11.2.0.4.0 
      Oracle JDBC/OCI Instant Client 11.2.0.4.0 
      Oracle Multimedia Client Option 11.2.0.4.0 
      LDAP Required Support Files 11.2.0.4.0 
      Character Set Migration Utility 11.2.0.4.0 
      Perl Interpreter 5.10.0.0.2 
      PL/SQL Embedded Gateway 11.2.0.4.0 
      OLAP SQL Scripts 11.2.0.4.0 
      Database SQL Scripts 11.2.0.4.0 
      Oracle Extended Windowing Toolkit 3.4.47.0.0 
      SSL Required Support Files for InstantClient 11.2.0.4.0 
      SQL*Plus Files for Instant Client 11.2.0.4.0 
      Oracle Net Required Support Files 11.2.0.4.0 
      Oracle Database User Interface 2.2.13.0.0 
      RDBMS Required Support Files for Instant Client 11.2.0.4.0 
      RDBMS Required Support Files Runtime 11.2.0.4.0 
      XML Parser for Java 11.2.0.4.0 
      Oracle Security Developer Tools 11.2.0.4.0 
      Oracle Wallet Manager 11.2.0.4.0 
      Enterprise Manager plugin Common Files 11.2.0.4.0 
      Platform Required Support Files 11.2.0.4.0 
      Oracle JFC Extended Windowing Toolkit 4.2.36.0.0 
      RDBMS Required Support Files 11.2.0.4.0 
      Oracle Ice Browser 5.2.3.6.0 
      Oracle Help For Java 4.2.9.0.0 
      Enterprise Manager Common Files 10.2.0.4.5 
      Deinstallation Tool 11.2.0.4.0 
      Oracle Java Client 11.2.0.4.0 
      Cluster Verification Utility Files 11.2.0.4.0 
      Oracle Notification Service (eONS) 11.2.0.4.0 
      Oracle LDAP administration 11.2.0.4.0 
      Cluster Verification Utility Common Files 11.2.0.4.0 
      Oracle Clusterware RDBMS Files 11.2.0.4.0 
      Oracle Locale Builder 11.2.0.4.0 
      Oracle Globalization Support 11.2.0.4.0 
      Buildtools Common Files 11.2.0.4.0 
      HAS Common Files 11.2.0.4.0 
      SQL*Plus Required Support Files 11.2.0.4.0 
      XDK Required Support Files 11.2.0.4.0 
      Agent Required Support Files 10.2.0.4.5 
      Parser Generator Required Support Files 11.2.0.4.0 
      Precompiler Required Support Files 11.2.0.4.0 
      Installation Common Files 11.2.0.4.0 
      Required Support Files 11.2.0.4.0 
      Oracle JDBC/THIN Interfaces 11.2.0.4.0 
      Oracle Multimedia Locator 11.2.0.4.0 
      Oracle Multimedia 11.2.0.4.0 
      Assistant Common Files 11.2.0.4.0 
      Oracle Net 11.2.0.4.0 
      PL/SQL 11.2.0.4.0 
      HAS Files for DB 11.2.0.4.0 
      Oracle Recovery Manager 11.2.0.4.0 
      Oracle Database Utilities 11.2.0.4.0 
      Oracle Notification Service 11.2.0.3.0 
      SQL*Plus 11.2.0.4.0 
      Oracle Netca Client 11.2.0.4.0 
      Oracle Advanced Security 11.2.0.4.0 
      Oracle JVM 11.2.0.4.0 
      Oracle Internet Directory Client 11.2.0.4.0 
      Oracle Net Listener 11.2.0.4.0 
      Cluster Ready Services Files 11.2.0.4.0 
      Oracle Database 11g 11.2.0.4.0 
-----------------------------------------------------------------------------

Instantiating scripts for add node (Friday, December 11, 2020 3:18:03 PM CST)
.                                                                 1% Done.
Instantiation of add node scripts complete

Copying to remote nodes (Friday, December 11, 2020 3:18:07 PM CST)
...............................................................................................                                 96% Done.
Home copied to new nodes

Saving inventory on nodes (Friday, December 11, 2020 3:23:49 PM CST)
.                                                               100% Done.
Save inventory complete
WARNING:A new inventory has been created on one or more nodes in this session. However, it has not yet been registered as the central inventory of this system. 
To register the new inventory please run the script at '/u01/app/oraInventory/orainstRoot.sh' with root privileges on nodes 'rac3'.
If you do not register the inventory, you may not be able to update or patch the products you installed.
The following configuration scripts need to be executed as the "root" user in each new cluster node. Each script in the list below is followed by a list of nodes.
/u01/app/oraInventory/orainstRoot.sh #On nodes rac3
/u01/grid/11.2.0.4/root.sh #On nodes rac3
To execute the configuration scripts:
    1. Open a terminal window
    2. Log in as "root"
    3. Run the scripts in each cluster node

The Cluster Node Addition of /u01/grid/11.2.0.4 was successful.
Please check '/tmp/silentInstall.log' for more details.

注意:
如果有多个节点需要添加,用以下格式:
"CLUSTER_NEW_NODES={node3,node4,node5}"
"CLUSTER_NEW_VIRTUAL_HOSTNAMES={node3-vip,node4-vip,node5-vip}"
"CLUSTER_NEW_VIRTUAL_HOSTNAMES={node3-priv,node4-priv,node5-priv}"
在 addNode.sh 脚本执行完成后根据脚本提示以 root 用户在新添加的节点上执行以下脚本:
/u01/app/oraInventory/orainstRoot.sh
/u01/grid/11.2.0.4/root.sh

过程如下:
[root@rac3 grid]# /u01/app/oraInventory/orainstRoot.sh
Creating the Oracle inventory pointer file (/etc/oraInst.loc)
Changing permissions of /u01/app/oraInventory.
Adding read,write permissions for group.
Removing read,write,execute permissions for world.

Changing groupname of /u01/app/oraInventory to oinstall.
The execution of the script is complete.
[root@rac3 grid]# /u01/grid/11.2.0.4/root.sh
Performing root user operation for Oracle 11g 

The following environment variables are set as:
    ORACLE_OWNER= grid
    ORACLE_HOME=  /u01/grid/11.2.0.4

Enter the full pathname of the local bin directory: [/usr/local/bin]: 
   Copying dbhome to /usr/local/bin ...
   Copying oraenv to /usr/local/bin ...
   Copying coraenv to /usr/local/bin ...

Creating /etc/oratab file...
Entries will be added to the /etc/oratab file as needed by
Database Configuration Assistant when a database is created
Finished running generic part of root script.
Now product-specific root actions will be performed.
Using configuration parameter file: /u01/grid/11.2.0.4/crs/install/crsconfig_params
Creating trace directory
User ignored Prerequisites during installation
Installing Trace File Analyzer
OLR initialization - successful
Adding Clusterware entries to upstart
CRS-4402: The CSS daemon was started in exclusive mode but found an active CSS daemon on node rac1, number 1, and is terminating
An active cluster was found during exclusive startup, restarting to join the cluster
clscfg: EXISTING configuration version 5 detected.
clscfg: version 5 is 11g Release 2.
Successfully accumulated necessary OCR keys.
Creating OCR keys for user 'root', privgrp 'root'..
Operation successful.
Configure Oracle Grid Infrastructure for a Cluster ... succeeded

执行完成后校验:
crsctl stat res -t
检查:
cat /u01/app/oraInventory/ContentsXML/inventory.xm

如果添加节点失败,那么需要以 grid 用户执行如下的脚本清理后再次执行添加节点的脚本:
$ORACLE_HOME/crs/utl/rootdeletenode.sh rac3

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