bay——RAC_ASM ORA-15001 diskgroup DATA does not exist or is not mounted.docx
RAC ORA-15001: diskgroup "DATA" does not exist or is not mounted
Oracle数据库识别不了存储Diskgroup ORA-01078,需要Mount
问题:
HOST-> sqlplus "/as sysdba"
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:
SQL> select * from v$instance;
SQL> select name,state from v$asm_diskgroup;
NAME STATE
------------------------------ -----------
GRIDDG MOUNTED
DATADG DISMOUNTED
ARCHDG DISMOUNTED
解决:
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
切换到数据库实例的用户
sqlplus "/as sysdba"
SQL> startup
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