AIX采用LV创ASM磁盘组
OS:AIX 6100-03
ASM版本号 10205
# lspv
hdisk0 000d295a6d68902b rootvg active
hdisk1 000d2e62ac906f43 rootvg active
hdisk2 000d2e629b38c89d datavg active
hdisk3 none None
hdisk4 none None
rootvg
datavg
# chdev -l hdisk3 -a pv=yes --创建PV
hdisk3 changed
# lspv
hdisk0 000d295a6d68902b rootvg active
hdisk1 000d2e62ac906f43 rootvg active
hdisk2 000d2e629b38c89d datavg active
hdisk3 000d2e621c735061 None
hdisk4 none None
创建VG:
# mkvg -y asmvg hdisk3
asmvg
# lsvg -o
asmvg
datavg
rootvg
创建LV
mklv -y lv_asm1 asmvg 8
mklv -y lv_asm2 asmvg 8
mklv -y lv_asm3 asmvg 8
mklv -y lv_asm4 asmvg 8
# mklv -y lv_asm4 asmvg 8
lv_asm1
# mklv -y lv_asm2 asmvg 8
lv_asm2
# mklv -y lv_asm3 asmvg 8
lv_asm3
# mklv -y lv_asm4 asmvg 8
lv_asm4
改动权限
chown oracle.dba /dev/rlv_asm1
$ kfod status=TRUE asm_diskstring='/dev/rlv*' disk=all
--------------------------------------------------------------------------------
Disk Size Header Path
================================================================================
1: 256 Mb CANDIDATE /dev/rlv_asm1
2: 256 Mb CANDIDATE /dev/rlv_asm2
3: 256 Mb CANDIDATE /dev/rlv_asm3
4: 256 Mb CANDIDATE /dev/rlv_asm4
--------------------------------------------------------------------------------
ORACLE_SID ORACLE_HOME
================================================================================
+ASM /oracle/product/10.2.0/+ASM
create diskgroup data external redundancy disk '/dev/rlv_asm1','/dev/rlv_asm2','/dev/rlv_asm3','/dev/rlv_asm4';
SQL> create diskgroup data external redundancy disk '/dev/rlv_asm1','/dev/rlv_asm2','/dev/rlv_asm3','/dev/rlv_asm4';
create diskgroup data external redundancy disk '/dev/rlv_asm1','/dev/rlv_asm2','/dev/rlv_asm3','/dev/rlv_asm4'
*
ERROR at line 1:
ORA-15018: diskgroup cannot be created
ORA-15031: disk specification '/dev/rlv_asm4' matches no disks
ORA-15014: location '/dev/rlv_asm4' is not in the discovery set
ORA-15031: disk specification '/dev/rlv_asm3' matches no disks
ORA-15014: location '/dev/rlv_asm3' is not in the discovery set
ORA-15031: disk specification '/dev/rlv_asm2' matches no disks
ORA-15014: location '/dev/rlv_asm2' is not in the discovery set
ORA-15031: disk specification '/dev/rlv_asm1' matches no disks
ORA-15014: location '/dev/rlv_asm1' is not in the discovery set
create diskgroup data external redundancy disk '/dev/rlv_asm*';
SQL> create diskgroup data external redundancy disk '/dev/rlv_asm*';
create diskgroup data external redundancy disk '/dev/rlv_asm*'
*
ERROR at line 1:
ORA-15018: diskgroup cannot be created
ORA-15031: disk specification '/dev/rlv_asm*' matches no disks
ORA-15014: location '/dev/rlv_asm4' is not in the discovery set
ORA-15014: location '/dev/rlv_asm3' is not in the discovery set
ORA-15014: location '/dev/rlv_asm2' is not in the discovery set
ORA-15014: location '/dev/rlv_asm1' is not in the discovery set
SQL> alter system set asm_diskstring='/dev/rlv_asm*';
System altered.
SQL> create diskgroup data external redundancy disk '/dev/rlv_asm*';
Diskgroup created.
查看alter日志：
Wed May 21 10:08:57 GMT+08:00 2014SQL> create diskgroup data external redundancy disk '/dev/rlv_asm1','/dev/rlv_asm2','/dev/rlv_asm3','/dev/rlv_asm4'
Wed May 21 10:08:57 GMT+08:00 2014ERROR: diskgroup DATA was not created
Wed May 21 10:11:46 GMT+08:00 2014SQL> create diskgroup data external redundancy disk '/dev/rlv_asm*'
Wed May 21 10:11:46 GMT+08:00 2014ERROR: diskgroup DATA was not created
Wed May 21 10:15:40 GMT+08:00 2014SQL> create diskgroup data external redundancy disk '/dev/rlv_asm*'
Wed May 21 10:15:40 GMT+08:00 2014ERROR: diskgroup DATA was not created
Wed May 21 10:16:20 GMT+08:00 2014ALTER SYSTEM SET asm_diskstring='/dev/rlv_asm*' SCOPE=BOTH;
Wed May 21 10:16:30 GMT+08:00 2014SQL> create diskgroup data external redundancy disk '/dev/rlv_asm*'
Wed May 21 10:16:30 GMT+08:00 2014NOTE: initializing header on grp 1 disk DATA_0000
NOTE: initializing header on grp 1 disk DATA_0001
NOTE: initializing header on grp 1 disk DATA_0002
NOTE: initializing header on grp 1 disk DATA_0003
NOTE: PST update: grp = 1
Wed May 21 10:16:30 GMT+08:00 2014NOTE: group DATA: initial PST locations: disk 0000 (PST copy 0)
Wed May 21 10:16:30 GMT+08:00 2014NOTE: cache registered group DATA number=1 incarn=0x1649be7b
NOTE: cache opening disk 0 of grp 1: DATA_0000 path:/dev/rlv_asm1
NOTE: cache opening disk 1 of grp 1: DATA_0001 path:/dev/rlv_asm2
NOTE: cache opening disk 2 of grp 1: DATA_0002 path:/dev/rlv_asm3
NOTE: cache opening disk 3 of grp 1: DATA_0003 path:/dev/rlv_asm4
NOTE: cache creating group 1/0x1649BE7B (DATA)
NOTE: cache mounting group 1/0x1649BE7B (DATA) succeeded
NOTE: allocating F1X0 on grp 1 disk DATA_0000
NOTE: diskgroup must now be re-mounted prior to first use
NOTE: cache dismounting group 1/0x1649BE7B (DATA)
SUCCESS: diskgroup DATA was created
NOTE: cache registered group DATA number=1 incarn=0x2769be7e
Wed May 21 10:16:33 GMT+08:00 2014NOTE: Hbeat: instance first (grp 1)
Wed May 21 10:16:37 GMT+08:00 2014NOTE: start heartbeating (grp 1)
NOTE: cache opening disk 0 of grp 1: DATA_0000 path:/dev/rlv_asm1
Wed May 21 10:16:37 GMT+08:00 2014NOTE: F1X0 found on disk 0 fcn 0.0
NOTE: cache opening disk 1 of grp 1: DATA_0001 path:/dev/rlv_asm2
NOTE: cache opening disk 2 of grp 1: DATA_0002 path:/dev/rlv_asm3
NOTE: cache opening disk 3 of grp 1: DATA_0003 path:/dev/rlv_asm4
NOTE: cache mounting (first) group 1/0x2769BE7E (DATA)
NOTE: cache recovered group 1 to fcn 0.0
Wed May 21 10:16:37 GMT+08:00 2014NOTE: LGWR attempting to mount thread 1 for disk group 1
NOTE: LGWR mounted thread 1 for disk group 1
NOTE: opening chunk 1 at fcn 0.0 ABA
NOTE: seq=2 blk=0
Wed May 21 10:16:37 GMT+08:00 2014NOTE: cache mounting group 1/0x2769BE7E (DATA) succeeded
SUCCESS: diskgroup DATA was mounted
Wed May 21 10:16:39 GMT+08:00 2014NOTE: recovering COD for group 1/0x2769be7e (DATA)
SUCCESS: completed COD recovery for group 1/0x2769be7e (DATA)
查看ASM状态：
SQL> select name,state from v$asm_diskgroup;
NAME
--------------------------------------------------------------------------------
STATE
---------------------------------
DATA
MOUNTED
SQL> col name for a30
SQL> col path for a30
SQL> select name,path from v$asm_disk;
NAME PATH
------------------------------ ------------------------------
DATA_0000 /dev/rlv_asm1
DATA_0001 /dev/rlv_asm2
DATA_0002 /dev/rlv_asm3
DATA_0003 /dev/rlv_asm4
select path_kfdsk,state_kfdsk,asmname_kfdsk from x$kfdsk;
PATH_KFDSK STATE_KFDSK ASMNAME_KFDSK
-------------- ----------- ----------------
/dev/rlv_asm1 2 DATA_0000
/dev/rlv_asm2 2 DATA_0001
/dev/rlv_asm3 2 DATA_0002
/dev/rlv_asm4 2 DATA_0003
ASMCMD> lsdg
State Type Rebal Unbal Sector Block AU Total_MB Free_MB Req_mir_free_MB Usable_file_MB Offline_disks Name
MOUNTED EXTERN N N 512 4096 4194304 1024 928 0 928 0 DATA/
1* select INDX,inst_id,group_kffil,number_kffil,filsiz_kffil,ftype_kffil from x$kffil
SQL> /
INDX INST_ID GROUP_KFFIL NUMBER_KFFIL FILSIZ_KFFIL FTYPE_KFFIL
---------- ---------- ----------- ------------ ------------ -----------
0 1 1 1 4194304 15
1 1 1 2 1048576 15
2 1 1 3 46137344 15
3 1 1 4 1392640 15
4 1 1 5 1048576 15
5 1 1 6 1048576 15
6 rows selected.
-----------------------------------------------------------------------------------------------------------------
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