ORA-15068 Although There is less than 63 Diskgroups Mounted Simultaneously

(Doc ID 789223.1)

Last updated on JUNE 21, 2011

Applies to:

Oracle Server - Enterprise Edition - Version: 10.2.0.3 and later   [Release: 10.2 and later ]
Information in this document applies to any platform.
Oracle Server Enterprise Edition - Version: 10.2.0.3

Symptoms

Mounting a new diskgroup fails with ORA-15068 although the number of diskgroups mounted simultaneously less than 64.

SQL> alter diskgroup DATA_01 mount;
alter diskgroup DATA_01 mount
*
ERROR at line 1:
ORA-15032: not all alterations performed
ORA-15068: maximum number of diskgroups 63 already mounted

Query from v$asm_diskgroup shows less number of diskgroups mounted.


SQL> select name, state from v$asm_diskgroup;

NAME          STATE
------------- -----------
DATA_01       DISMOUNTED
REDO_01       MOUNTED
REDO_02       MOUNTED
DATA_02       MOUNTED

4 rows selected

Cause

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