Error in Creating ASM Diskgroups

Question

Hi,
I am trying to create ASM instance and diskgroups on windows XP.
but when i execute "Create diskgroup" command it gives me following error.
SQL> create diskgroup test_asm normal redundancy
2 failgroup controller1 disk 'F:\asmdisks\disk1','F:\asmdisks\disk2'
3 failgroup controlled2 disk 'F:\asmdisks\disk3','F:\asmdisks\disk4';
create diskgroup test_asm normal redundancy
ERROR at line 1:
ORA-15018: diskgroup cannot be created
ORA-15031: disk specification 'F:\asmdisks\disk4' matches no disks
ORA-15025: could not open disk 'F:\ASMDISKS\DISK4'
ORA-15059: invalid device type for ASM disk
OSD-04018: Unable to access the specified directory or device.
O/S-Error: (OS 1200) The specified device name is invalid.
ORA-15031: disk specification 'F:\asmdisks\disk3' matches no disks
ORA-15025: could not open disk 'F:\ASMDISKS\DISK3'
ORA-15059: invalid device type for ASM disk
OSD-04018: Unable to access the specified directory or device.
O/S-Error: (OS 1200) The specified device name is invalid.
ORA-15031: disk specification 'F:\asmdisks\disk2' matches no disks
ORA-15025: could not open disk 'F:\ASMDISKS\DISK2'
ORA-15059: invalid device type for ASM disk
OSD-04018: Unable to access the specified directory or device.
O/S-Error: (OS 1200) The specified device name is invalid.
ORA-15031: disk specification 'F:\asmdisks\disk1' matches no disks
ORA-15025: could not open disk 'F:\ASMDISKS\DISK1'
ORA-15059: inv
The Create command and the init.ora parameter is as follows :
SQL> create diskgroup test_asm normal redundancy
2 failgroup controller1 disk 'F:\asmdisks\disk1','F:\asmdisks\disk2'
3 failgroup controlled2 disk 'F:\asmdisks\disk3','F:\asmdisks\disk4';
# Copyright (c) 1991, 2001, 2002 by Oracle Corporation
# Diagnostics and Statistics
background_dump_dest=E:\oracle\product\10.2.0\db_1\admin\+ASM\bdump
core_dump_dest=E:\oracle\product\10.2.0\db_1\admin\+ASM\cdump
user_dump_dest=E:\oracle\product\10.2.0\db_1\admin\+ASM\udump
# Miscellaneous
instance_type=asm
# Pools
large_pool_size=12M
# Security and Auditing
remote_login_passwordfile=SHARED
asm_diskstring = 'F:\asmdisks\'
SQL> show parameter asm
NAME TYPE VALUE
----------- asm_diskgroups string
asm_diskstring string F:\asmdisks\
asm_power_limit integer 1
SQL> select * from v$asm_disk;
no rows selected

Answer 1

Hi,
is that specified disks (disk 1 to 4) are available in the path 'F:\asmdisks\ ' ???
If ' yes' then what kind of DISK is that ?
And add space between DISK1 F:\asmdisks\ (F:\asmdisks\ DISK) and try.
Thanks,
Ranjith
Edited by: Ranjith on Mar 8, 2012 11:16 PM