# 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

改动权限

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磁盘组操作完毕。

-----------------------------------------------------------------------------------------------------------------

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