AIX使用LV创建ASM磁盘组

来源：互联网

作者：佚名

时间：2015-06-19 05:07

CREATE ASM ON AIX LV DEVICE OS:AIX 6100-03 ASM版本 10205 # lspv hdisk0 000d295a6d68902b rootvg active hdisk1 000d2e62ac906f43 rootvg active hdisk2 000d2e629b38c89d datavg active hdisk3 none None hdisk4 none None # lsvg rootvg datavg # chdev

CREATE ASM ON AIX LV DEVICE

OS:AIX 6100-03

ASM版本 10205

# lspv

hdisk0 000d295a6d68902b rootvg active

hdisk1 000d2e62ac906f43 rootvg active

hdisk2 000d2e629b38c89d datavg active

hdisk3 none None

hdisk4 none None

# lsvg

rootvg

datavg

# chdev -l hdisk3 -a pv=yes --创建PV

hdisk3 changed

hdisk3已识别PVID

# 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

修改权限

chown oracle.dba /dev/rlv_asm1

chown oracle.dba/dev/rlv_asm2

chown oracle.dba/dev/rlv_asm3

chown oracle.dba/dev/rlv_asm4

查看ASM设备

$ 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

创建磁盘组：

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.

至此AIX使用LV创建ASM磁盘组操作完成。