Oracle10g RAC删除节点
2013-12-02 13:11
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Oracle RAC删除节点
2011-12-02 09:44:58
标签:oracle rac 休闲 deletenode 删除节点
版权声明:原创作品,谢绝转载!否则将追究法律责任。
在前面的两篇文章中,演示了如何向rac环境中添加一个新的节点,集群除了兼备负载均衡,故障转移的特点外,更应该有易于扩展和收缩的属性;本文中讲演示如何将之前添加的节点3彻底删除,使用的数据库版本和操作系统版本均和前面添加节点所使用的环境一致!如何添加节点,请参考下面两篇文章:
http://ylw6006.blog.51cto.com/470441/730519
http://ylw6006.blog.51cto.com/470441/730564
一:关闭rac3节点的数据库实例和ASM实例
二:修改spfile文件的相关参数
三:关闭rac3节点的监听器并验证
四:使用srvctl工具删除rac3节点上的数据库实例和ASM实例
五:使用netca命令删除rac3节点上的监听器配置
[oracle@rac1 ~]$ netca
六:在rac3节点上以root用户身份运行删除节点脚本
备注:在清除rac节点前,需要利用netca来删除监听,否则会报错如下!
CRS resources for listeners are still configured. You must remove the CRS listener resources before deconfiging CRS stack. Use NETCA to remove them.
1
七:在节点1上更新OCR信息
更新CRS:
八:验证
参考文章:
http://yangtingkun.itpub.net/post/468/495334
http://yangtingkun.itpub.net/post/468/495377
2011-12-02 09:44:58
标签:oracle rac 休闲 deletenode 删除节点
版权声明:原创作品,谢绝转载!否则将追究法律责任。
在前面的两篇文章中,演示了如何向rac环境中添加一个新的节点,集群除了兼备负载均衡,故障转移的特点外,更应该有易于扩展和收缩的属性;本文中讲演示如何将之前添加的节点3彻底删除,使用的数据库版本和操作系统版本均和前面添加节点所使用的环境一致!如何添加节点,请参考下面两篇文章:
http://ylw6006.blog.51cto.com/470441/730519
http://ylw6006.blog.51cto.com/470441/730564
一:关闭rac3节点的数据库实例和ASM实例
[oracle@rac1 ~]$ crs_stat -t -v Name Type R/RA F/FT Target State Host ---------------------------------------------------------------------- ora....SM1.asm application 0/5 0/0 ONLINE ONLINE rac1 ora....C1.lsnr application 0/5 0/0 ONLINE ONLINE rac1 ora.rac1.gsd application 0/5 0/0 ONLINE ONLINE rac1 ora.rac1.ons application 0/3 0/0 ONLINE ONLINE rac1 ora.rac1.vip application 0/0 0/0 ONLINE ONLINE rac1 ora....SM2.asm application 0/5 0/0 ONLINE ONLINE rac2 ora....C2.lsnr application 0/5 0/0 ONLINE ONLINE rac2 ora.rac2.gsd application 0/5 0/0 ONLINE ONLINE rac2 ora.rac2.ons application 0/3 0/0 ONLINE ONLINE rac2 ora.rac2.vip application 0/0 0/0 ONLINE ONLINE rac2 ora....SM3.asm application 0/5 0/0 ONLINE ONLINE rac3 ora....C3.lsnr application 0/5 0/0 ONLINE ONLINE rac3 ora.rac3.gsd application 0/5 0/0 ONLINE ONLINE rac3 ora.rac3.ons application 0/3 0/0 ONLINE ONLINE rac3 ora.rac3.vip application 0/0 0/0 ONLINE ONLINE rac3 ora.racdb.db application 0/1 0/1 ONLINE ONLINE rac1 ora....b1.inst application 0/5 0/0 ONLINE ONLINE rac1 ora....b2.inst application 0/5 0/0 ONLINE ONLINE rac2 ora....b3.inst application 0/5 0/0 ONLINE ONLINE rac3 [oracle@rac1 ~]$ srvctl status database -d racdb Instance racdb1 is running on node rac1 Instance racdb2 is running on node rac2 Instance racdb3 is running on node rac3 [oracle@rac1 ~]$ srvctl stop instance -d racdb -i racdb3 -o immediate [oracle@rac1 ~]$ srvctl status asm -n rac3 ASM instance +ASM3 is running on node rac3. [oracle@rac1 ~]$ srvctl stop asm -n rac3 |
[oracle@rac1 ~]$ sqlplus /nolog SQL*Plus: Release 10.2.0.1.0 - Production on Thu Dec 1 19:06:58 2011 Copyright (c) 1982, 2005, Oracle. All rights reserved. SQL> conn /as sysdba Connected. SQL> show parameter spfile; NAME TYPE VALUE --------- ------- ----------------------- spfile string +DATA/racdb/spfileracdb.ora SQL> select name,value from v$spparameter where sid='racdb3'; NAME VALUE -------------------- -------------------- thread 3 instance_number 3 undo_tablespace UNDOTBS3 SQL> alter system reset thread scope=spfile sid='racdb3'; System altered. SQL> alter system reset instance_number scope=spfile sid='racdb3'; System altered. SQL> alter system reset undo_tablespace scope=spfile sid='racdb3'; System altered. SQL> alter system reset service_names scope=spfile sid='racdb3'; alter system reset service_names scope=spfile sid='racdb3' * ERROR at line 1: ORA-32010: cannot find entry to delete in SPFILE SQL> alter system reset local_listener scope=spfile sid='racdb3'; alter system reset local_listener scope=spfile sid='racdb3' * ERROR at line 1: ORA-32010: cannot find entry to delete in SPFILE SQL> select sid,name,value from v$spparameter where name='cluster_database_instances'; SID NAME VALUE ---------- ---------------------------------------- -------------------- * cluster_database_instances 2 |
[oracle@rac1 ~]$ srvctl stop listener -n rac3 [oracle@rac1 ~]$ crs_stat -t -v Name Type R/RA F/FT Target State Host ---------------------------------------------------------------------- ora....SM1.asm application 0/5 0/0 ONLINE ONLINE rac1 ora....C1.lsnr application 0/5 0/0 ONLINE ONLINE rac1 ora.rac1.gsd application 0/5 0/0 ONLINE ONLINE rac1 ora.rac1.ons application 0/3 0/0 ONLINE ONLINE rac1 ora.rac1.vip application 0/0 0/0 ONLINE ONLINE rac1 ora....SM2.asm application 0/5 0/0 ONLINE ONLINE rac2 ora....C2.lsnr application 0/5 0/0 ONLINE ONLINE rac2 ora.rac2.gsd application 0/5 0/0 ONLINE ONLINE rac2 ora.rac2.ons application 0/3 0/0 ONLINE ONLINE rac2 ora.rac2.vip application 0/0 0/0 ONLINE ONLINE rac2 ora....SM3.asm application 0/5 0/0 OFFLINE OFFLINE ora....C3.lsnr application 0/5 0/0 OFFLINE OFFLINE ora.rac3.gsd application 0/5 0/0 ONLINE ONLINE rac3 ora.rac3.ons application 0/3 0/0 ONLINE ONLINE rac3 ora.rac3.vip application 0/0 0/0 ONLINE ONLINE rac3 ora.racdb.db application 0/1 0/1 ONLINE ONLINE rac1 ora....b1.inst application 0/5 0/0 ONLINE ONLINE rac1 ora....b2.inst application 0/5 0/0 ONLINE ONLINE rac2 ora....b3.inst application 0/5 0/0 OFFLINE OFFLINE |
[oracle@rac1 ~]$ srvctl status database -d racdb Instance racdb1 is running on node rac1 Instance racdb2 is running on node rac2 Instance racdb3 is not running on node rac3 [oracle@rac1 ~]$ srvctl remove instance -d racdb -i racdb3 Remove instance racdb3 from the database racdb? (y/ ) y [oracle@rac1 ~]$ srvctl status asm -n rac3 ASM instance +ASM3 is not running on node rac3. [oracle@rac1 ~]$ srvctl remove asm -n rac3 [oracle@rac1 ~]$ crs_stat -t -v Name Type R/RA F/FT Target State Host ---------------------------------------------------------------------- ora....SM1.asm application 0/5 0/0 ONLINE ONLINE rac1 ora....C1.lsnr application 0/5 0/0 ONLINE ONLINE rac1 ora.rac1.gsd application 0/5 0/0 ONLINE ONLINE rac1 ora.rac1.ons application 0/3 0/0 ONLINE ONLINE rac1 ora.rac1.vip application 0/0 0/0 ONLINE ONLINE rac1 ora....SM2.asm application 0/5 0/0 ONLINE ONLINE rac2 ora....C2.lsnr application 0/5 0/0 ONLINE ONLINE rac2 ora.rac2.gsd application 0/5 0/0 ONLINE ONLINE rac2 ora.rac2.ons application 0/3 0/0 ONLINE ONLINE rac2 ora.rac2.vip application 0/0 0/0 ONLINE ONLINE rac2 ora....C3.lsnr application 0/5 0/0 OFFLINE OFFLINE ora.rac3.gsd application 0/5 0/0 ONLINE ONLINE rac3 ora.rac3.ons application 0/3 0/0 ONLINE ONLINE rac3 ora.rac3.vip application 0/0 0/0 ONLINE ONLINE rac3 ora.racdb.db application 0/1 0/1 ONLINE ONLINE rac1 ora....b1.inst application 0/5 0/0 ONLINE ONLINE rac1 ora....b2.inst application 0/5 0/0 ONLINE ONLINE rac2 |
[oracle@rac1 ~]$ netca
后台日志信息如下 Oracle Net Services Configuration: rac3... Deleted listener: LISTENER_RAC3 Oracle Net Services configuration successful. The exit code is 0 验证: [oracle@rac1 ~]$ crs_stat -t -v Name Type R/RA F/FT Target State Host ---------------------------------------------------------------------- ora....SM1.asm application 0/5 0/0 ONLINE ONLINE rac1 ora....C1.lsnr application 0/5 0/0 ONLINE ONLINE rac1 ora.rac1.gsd application 0/5 0/0 ONLINE ONLINE rac1 ora.rac1.ons application 0/3 0/0 ONLINE ONLINE rac1 ora.rac1.vip application 0/0 0/0 ONLINE ONLINE rac1 ora....SM2.asm application 0/5 0/0 ONLINE ONLINE rac2 ora....C2.lsnr application 0/5 0/0 ONLINE ONLINE rac2 ora.rac2.gsd application 0/5 0/0 ONLINE ONLINE rac2 ora.rac2.ons application 0/3 0/0 ONLINE ONLINE rac2 ora.rac2.vip application 0/0 0/0 ONLINE ONLINE rac2 ora.rac3.gsd application 0/5 0/0 ONLINE ONLINE rac3 ora.rac3.ons application 0/3 0/0 ONLINE ONLINE rac3 ora.rac3.vip application 0/0 0/0 ONLINE ONLINE rac3 ora.racdb.db application 0/1 0/1 ONLINE ONLINE rac1 ora....b1.inst application 0/5 0/0 ONLINE ONLINE rac1 ora....b2.inst application 0/5 0/0 ONLINE ONLINE rac2 清除rac配置信息 [oracle@rac3 ~]$ cat $ORA_CRS_HOME/opmn/conf/ons.config localport=6100 remoteport=6200 loglevel=3 useocr=on [oracle@rac1 ~]$ racgons remove_config rac3:6200 |
[root@rac3 ~]# cd /u01/app/oracle/product/10.2.0/crs_1/install [root@rac3 install]# ./rootdelete.sh CRS-0210: Could not find resource 'ora.rac3.LISTENER_RAC3.lsnr'. Shutting down Oracle Cluster Ready Services (CRS): Stopping resources. Successfully stopped CRS resources Stopping CSSD. Shutting down CSS daemon. Shutdown request successfully issued. Shutdown has begun. The daemons should exit soon. Checking to see if Oracle CRS stack is down... Checking to see if Oracle CRS stack is down... Oracle CRS stack is not running. Oracle CRS stack is down now. Removing script for Oracle Cluster Ready services Updating ocr file for downgrade Cleaning up SCR settings in '/etc/oracle/scls_scr' |
CRS resources for listeners are still configured. You must remove the CRS listener resources before deconfiging CRS stack. Use NETCA to remove them.
1
七:在节点1上更新OCR信息
[root@rac1 ~]# cd /u01/app/oracle/product/10.2.0/crs_1/install [root@rac1 install]# ./rootdeletenode.sh rac3,3 CRS-0210: Could not find resource 'ora.rac3.LISTENER_RAC3.lsnr'. CRS-0210: Could not find resource 'ora.rac3.ons'. CRS-0210: Could not find resource 'ora.rac3.vip'. CRS-0210: Could not find resource 'ora.rac3.gsd'. CRS-0210: Could not find resource ora.rac3.vip. CRS nodeapps are deleted successfully clscfg: EXISTING configuration version 3 detected. clscfg: version 3 is 10G Release 2. Successfully deleted 14 values from OCR. Key SYSTEM.css.interfaces.noderac3 marked for deletion is not there. Ignoring. Successfully deleted 5 keys from OCR. Node deletion operation successful. 'rac3,3' deleted successfully |
[oracle@rac1 ~]$ cd $ORA_CRS_HOME/oui/bin [oracle@rac1 bin]$ ./runInstaller -updateNodelist ORACLE_HOME=$ORA_CRS_HOME "CLUSTER_NODES={rac1,rac2}" CRS=TRUE Starting Oracle Universal Installer... No pre-requisite checks found in oraparam.ini, no system pre-requisite checks will be executed. 'UpdateNodeList' was successful. |
[oracle@rac1 ~]$ crs_stat -t -v Name Type R/RA F/FT Target State Host ---------------------------------------------------------------------- ora....SM1.asm application 0/5 0/0 ONLINE ONLINE rac1 ora....C1.lsnr application 0/5 0/0 ONLINE ONLINE rac1 ora.rac1.gsd application 0/5 0/0 ONLINE ONLINE rac1 ora.rac1.ons application 0/3 0/0 ONLINE ONLINE rac1 ora.rac1.vip application 0/0 0/0 ONLINE ONLINE rac1 ora....SM2.asm application 0/5 0/0 ONLINE ONLINE rac2 ora....C2.lsnr application 0/5 0/0 ONLINE ONLINE rac2 ora.rac2.gsd application 0/5 0/0 ONLINE ONLINE rac2 ora.rac2.ons application 0/3 0/0 ONLINE ONLINE rac2 ora.rac2.vip application 0/0 0/0 ONLINE ONLINE rac2 ora.racdb.db application 0/1 0/1 ONLINE ONLINE rac1 ora....b1.inst application 0/5 0/0 ONLINE ONLINE rac1 ora....b2.inst application 0/5 0/0 ONLINE ONLINE rac2 [oracle@rac1 ~]$ olsnodes -n rac1 1 rac2 2 |
http://yangtingkun.itpub.net/post/468/495334
http://yangtingkun.itpub.net/post/468/495377
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