Oracle数据库识别不了存储Diskgroup ORA-01078，需要Mount
Oracle数据库识别不了存储Diskgroup ORA-01078，需要Mount
HOST-> sqlplus "/as sysdba"
SQL*Plus: Release 11.2.0.1.0 Production on Thu Dec 1 10:13:58 2011
Copyright (c) 1982, 2009, Oracle. All rights reserved.
Connected to an idle instance.
SQL> startup
ORA-01078: failure in processing system parameters
ORA-01565: error in identifying file '+DATADG/xcoms/spfilexcoms.ora'
ORA-17503: ksfdopn:2 Failed to open file +DATADG/xcoms/spfilexcoms.ora
ORA-15056: additional error message
ORA-17503: ksfdopn:DGOpenFile05 Failed to open file +DATADG/xcoms/spfilexcoms.or
a
ORA-17503: ksfdopn:2 Failed to open file +DATADG/xcoms/spfilexcoms.ora
ORA-15001: diskgroup "DATADG" does not exist or is not mounted
ORA-06512: at line 4
SQL> exit
需要把存储的磁盘diskgroup组mount进来。
1、进入到asm的用户，asm已经启动
HOST-> su - grid
Password:
HOST-> sqlplus "/as sysdba"
SQL*Plus: Release 11.2.0.1.0 Production on Thu Dec 1 10:32:27 2011
Copyright (c) 1982, 2009, Oracle. All rights reserved.
Connected to:
Oracle Database 11g Enterprise Edition Release 11.2.0.1.0 - 64bit Production
With the Real Application Clusters and Automatic Storage Management options
SQL> select * from v$instance;
SQL> select name,state from v$asm_diskgroup;
NAME STATE
------------------------------ -----------
GRIDDG MOUNTED
DATADG DISMOUNTED
ARCHDG DISMOUNTED
SQL> alter diskgroup archdg mount;
alter diskgroup archdg mount
*
ERROR at line 1:
ORA-15032: not all alterations performed
ORA-15260: permission denied on ASM disk group
Oracle11g中asm实例不能使用sys用户，使用sysasm用户：
SQL> conn /as sysasm
Connected.
SQL> alter diskgroup archdg mount;
Diskgroup altered.
SQL> select name,state from v$asm_diskgroup;
NAME STATE
------------------------------ -----------
GRIDDG MOUNTED
DATADG DISMOUNTED
ARCHDG MOUNTED
SQL> alter diskgroup datadg mount;
Diskgroup altered.
SQL> select name,state from v$asm_diskgroup;
NAME STATE
------------------------------ -----------
GRIDDG MOUNTED
DATADG MOUNTED
ARCHDG MOUNTED
SQL>
切换到数据库实例的用户
su - oraoms
sqlplus "/as sysdba"
SQL> startup
ORACLE instance started.
Total System Global Area 4.7835E+10 bytes
Fixed Size 2180736 bytes
Variable Size 4.3889E+10 bytes
Database Buffers 3892314112 bytes
Redo Buffers 51732480 bytes
Database mounted.
Database opened.
SQL>
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