Create ASM Disk Group

Administering Oracle Automatic Storage Management (ASM)
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jimb
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Create ASM Disk Group

Post by jimb »

First, list the available disks:

SQL> show parameter disk
Sample Ouput:

Code: Select all

NAME                                 TYPE        VALUE
------------------------------------ ----------- ------------------------------
asm_diskgroups                       string      VOL1
asm_diskstring                       string      /dev/sd*
disk_asynch_io                       boolean     TRUE
Create new disk group
SQL> CREATE diskgroup VOL1 external redundancy disk '/dev/sdb';

Verify that the new disk group has been successfully created.

column name format a20;
column path format a20;
column mount_status format a12;
SET linesize 200;
SELECT name,
path,
group_number,
disk_number,
mount_status,
state
FROM v$asm_disk
ORDER BY group_number;


Sample Output:

Code: Select all

NAME                 PATH                 GROUP_NUMBER DISK_NUMBER MOUNT_STATUS STATE
-------------------- -------------------- ------------ ----------- ------------ --------
VOL1_0001            /dev/raw/raw2                   1           1 OPENED       NORMAL
VOL1_0000            /dev/raw/raw1                   1           0 OPENED       NORMAL
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