oracle 10g rac問題(一)

Nalternative發表於2011-08-25

    好長時間沒有來更新部落格了,在沒有完全完成一項工作時也不知道如何去將中間出現的問題整理出來,因為太多了,還有時間緣故,來不及整理,想趕緊做完。花了有一兩個月了吧,終於在今天早上成功安裝好rac,材料正在整理中。。。


問題1:安裝好後想趕緊來個切換服務的測試:

            關掉第一個節點後:

SQL> select instance_number instance#,instance_name,host_name,status from v$instance;

 INSTANCE# INSTANCE_NAME    HOST_NAME  STATUS

---------- ---------------- ---------- ------------

         2 devdb2           rac2       OPEN

SQL> select failover_type,failover_method,failed_over from v$session where username='SYSTEM';

FAILOVER_TYPE FAILOVER_M FAI

------------- ---------- ---

SELECT        BASIC      YES

節點二啟動了服務,恢復 devdb1 之後,CRM 服務不會自動重新定位到首選例項。您必須手動將服務重新定位到 devdb1

SQL> startup

ORACLE instance started.

Total System Global Area  314572800 bytes

Fixed Size                  1219160 bytes

Variable Size             146802088 bytes

Database Buffers          163577856 bytes

Redo Buffers                2973696 bytes

Database mounted.

Database opened.

SQL> show parameter service

 

NAME                           TYPE        VALUE

------------------------------ ----------- ------------------------

service_names                  string      devdb

從這裡看出,CRM沒有在devdb1

SQL> conn system/oracle@devdb2

Connected.

SQL> show parameter service

NAME                                 TYPE        VALUE

------------------------------------ ----------- ------------------------------

service_names                        string      devdb, CRM

從這裡看到,目前CRM掛接在devdb2

另外開啟一個視窗,以oracle使用者執行下面語句,切換服務CRMdevdb1

rac1-> srvctl relocate service -d devdb -s crm -i devdb2 -t devdb1

/u01/oracle/product/10.2.0/db_1/jdk/jre/bin/java: error while loading shared libraries: libpthread.so.0: cannot open shared object file: No such file or directory

註釋掉vi /u01/oracle/product/10.2.0/db_1/bin/srvctl LD_ASSUME_KERNEL

[oracle@rac1 bin]$ srvctl relocate service -d devdb -s crm -i devdb2 -t devdb1

[oracle@rac1 bin]$

 

[oracle@rac1 admin]$ sqlplus / as sysdba

 

SQL*Plus: Release 10.2.0.1.0 - Production on Thu Aug 25 15:13:41 2011

 

Copyright (c) 1982, 2005, Oracle.  All rights reserved.

 

 

Connected to:

Oracle Database 10g Enterprise Edition Release 10.2.0.1.0 - Production

With the Partitioning, Real Application Clusters, OLAP and Data Mining options

 

SQL> show parameter service

 

NAME                                 TYPE        VALUE

------------------------------------ ----------- ------------------------------

service_names                        string      devdb, CRM

 

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