1.查看ocr和votedisk
[oracle:/home/oracle:RACTEST1] ocrcheck
Status of Oracle Cluster Registry is as follows :
Version : 3
Total space (kbytes) : 262120
Used space (kbytes) : 3104
Available space (kbytes) : 259016
ID : 44728649
Device/File Name : +OCR1
Device/File integrity check succeeded
Device/File not configured
Device/File not configured
Device/File not configured
Device/File not configured
Cluster registry integrity check succeeded
Logical corruption check bypassed due to non-privileged user[oracle:/home/oracle:RACTEST1] crsctl query css votedisk
*## STATE File Universal Id File Name Disk group
- ONLINE a5ef8885d1564f99bf0e0d77286c3b1f (/dev/oracleasm/disks/OCR11) [OCR1]
Located 1 voting disk(s).
SQL> select GROUP_NUMBER,NAME,SECTOR_SIZE,ALLOCATION_UNIT_SIZE,STATE,TYPE,VOTING_FILES from v$asm_diskgroup;
GROUP_NUMBER NAME SECTOR_SIZE ALLOCATION_UNIT_SIZE STATE TYPE VOT
1 DATA 512 1048576 MOUNTED EXTERN N
2 OCR1 512 1048576 MOUNTED EXTERN Y2.创建新的ASM diskgroup（asmca图形界面创建）
SQL> select GROUP_NUMBER,NAME,SECTOR_SIZE,ALLOCATION_UNIT_SIZE,STATE,TYPE,VOTING_FILES from v$asm_diskgroup;
GROUP_NUMBER NAME SECTOR_SIZE ALLOCATION_UNIT_SIZE STATE TYPE VOT
1 DATA 512 1048576 MOUNTED EXTERN N
2 OCR1 512 1048576 MOUNTED EXTERN Y
3 OCR 512 1048576 MOUNTED NORMAL N3.votedisk从+OCR1 更改到 +OCR
[oracle:/home/oracle:RACTEST1] crsctl replace votedisk +OCR
Successful addition of voting disk 9b4ac868901f4f89bf191e59baa3442b.
Successful addition of voting disk 2c2eff1ca2ad4f7bbfcdf8fc913dcc45.
Successful addition of voting disk 652d503ff1154fd6bfdfe3273a12d529.
Successful deletion of voting disk a5ef8885d1564f99bf0e0d77286c3b1f.
Successfully replaced voting disk group with +OCR.
CRS-4266: Voting file(s) successfully replaced
[oracle:/home/oracle:RACTEST1] crsctl query css votedisk
*## STATE File Universal Id File Name Disk group
- ONLINE 9b4ac868901f4f89bf191e59baa3442b (/dev/oracleasm/disks/OCR01) [OCR]
- ONLINE 2c2eff1ca2ad4f7bbfcdf8fc913dcc45 (/dev/oracleasm/disks/OCR02) [OCR]
- ONLINE 652d503ff1154fd6bfdfe3273a12d529 (/dev/oracleasm/disks/OCR03) [OCR]
Located 3 voting disk(s).
4.更改ocr
[root@ractest1 disks]# ocrconfig -add +OCR
[root@ractest1 disks]# ocrcheck
Status of Oracle Cluster Registry is as follows :
Version : 3
Total space (kbytes) : 262120
Used space (kbytes) : 3108
Available space (kbytes) : 259012
ID : 44728649
Device/File Name : +OCR1
Device/File integrity check succeeded
Device/File Name : +OCR
Device/File integrity check succeeded
Device/File not configured
Device/File not configured
Device/File not configured
Cluster registry integrity check succeeded
Logical corruption check succeeded[root@ractest1 disks]# ocrconfig -delete +OCR1
[root@ractest1 disks]# ocrcheck
Status of Oracle Cluster Registry is as follows :
Version : 3
Total space (kbytes) : 262120
Used space (kbytes) : 3108
Available space (kbytes) : 259012
ID : 44728649
Device/File Name : +OCR
Device/File integrity check succeeded
Device/File not configured
Device/File not configured
Device/File not configured
Device/File not configured
Cluster registry integrity check succeeded
Logical corruption check succeeded 5.查看asm参数文件存放的位置并修改到+OCR上
SQL> show parameter spfile
NAME TYPE VALUE
spfile string +OCR1/ractest-cluster/asmparam
eterfile/registry.253.10297677
13
SQL> create pfile='/oracle/app/product/grid/dbs/pfile_ASM1.ora' from spfile;
File created.
SQL> create spfile='+OCR' from pfile='/oracle/app/product/grid/dbs/pfile_ASM1.ora';
File created.
SQL> show parameter spfile
NAME TYPE VALUE
spfile string +OCR1/ractest-cluster/asmparam
eterfile/registry.253.10297677
13
6.一节点重启crs
[root@ractest1 disks]# crsctl stop crs
[root@ractest1 disks]# crsctl start crs
[root@ractest1 disks]# su - oracle
[oracle:/home/oracle:RACTEST1] srvctl start instance -d RACTEST -n ractest1
[oracle:/home/oracle:RACTEST1] crs
--------------------------------------------------------------------------------
NAME TARGET STATE SERVER STATE_DETAILS
--------------------------------------------------------------------------------
Local Resources
*--------------------------------------------------------------------------------
ora.DATA.dg
ONLINE ONLINE ractest1
ONLINE ONLINE ractest2
ora.LISTENER.lsnr
ONLINE ONLINE ractest1
ONLINE ONLINE ractest2
ora.OCR.dg
ONLINE ONLINE ractest1
ONLINE ONLINE ractest2
ora.OCR1.dg
ONLINE ONLINE ractest1
ONLINE ONLINE ractest2
ora.asm
ONLINE ONLINE ractest1 Started
ONLINE ONLINE ractest2 Started
ora.gsd
OFFLINE OFFLINE ractest1
OFFLINE OFFLINE ractest2
ora.net1.network
ONLINE ONLINE ractest1
ONLINE ONLINE ractest2
ora.ons
ONLINE ONLINE ractest1
ONLINE ONLINE ractest2
ora.registry.acfs
ONLINE ONLINE ractest1
ONLINE ONLINE ractest2
Cluster Resources
ora.cvu
1 ONLINE ONLINE ractest2
ora.oc4j
1 OFFLINE OFFLINE
ora.ractest.db
1 ONLINE ONLINE ractest1 Open
2 ONLINE ONLINE ractest2 Open
ora.ractest1.vip
1 ONLINE ONLINE ractest1
ora.ractest2.vip
1 ONLINE ONLINE ractest2
ora.testdb.db
1 ONLINE OFFLINE Instance Shutdown
SQL> show parameter spfile
NAME TYPE VALUE
spfile string +OCR/ractest-cluster/asmparame
terfile/registry.253.102983977
5
7.2节点重启crs
[root@ractest2 ~]# crsctl stop crs
[root@ractest2 ~]# crsctl start crs
[root@ractest2 ~]# su - oracle
[oracle:/home/oracle:RACTEST2] srvctl start instance -d RACTEST -n ractest2
SQL> show parameter spfile
NAME TYPE VALUE
spfile string +OCR/ractest-cluster/asmparame
terfile/registry.253.102983977
5
8.删除 +OCR1
SQL> select GROUP_NUMBER,NAME,SECTOR_SIZE,ALLOCATION_UNIT_SIZE,STATE,TYPE,VOTING_FILES from v$asm_diskgroup;
GROUP_NUMBER NAME SECTOR_SIZE ALLOCATION_UNIT_SIZE STATE TYPE VOT
1 DATA 512 1048576 MOUNTED EXTERN N
2 OCR1 512 1048576 MOUNTED EXTERN N
3 OCR 512 1048576 MOUNTED NORMAL YSQL> drop diskgroup OCR1 including contents;
drop diskgroup OCR1 including contents
*
ERROR at line 1:
ORA-15039: diskgroup not dropped
ORA-15073: diskgroup OCR1 is mounted by another ASM instance
SQL> alter diskgroup OCR1 dismount;
Diskgroup altered.
SQL> select GROUP_NUMBER,NAME,SECTOR_SIZE,ALLOCATION_UNIT_SIZE,STATE,TYPE,VOTING_FILES from v$asm_diskgroup;
GROUP_NUMBER NAME SECTOR_SIZE ALLOCATION_UNIT_SIZE STATE TYPE VOT
1 DATA 512 1048576 MOUNTED EXTERN N
0 OCR1 0 0 DISMOUNTED N
3 OCR 512 1048576 MOUNTED NORMAL YSQL> drop diskgroup OCR1 including contents;
drop diskgroup OCR1 including contents
*
ERROR at line 1:
ORA-15039: diskgroup not dropped
ORA-15001: diskgroup "OCR1" does not exist or is not mounted
SQL> alter diskgroup OCR1 mount;
Diskgroup altered.
SQL> drop diskgroup OCR1 including contents;
Diskgroup dropped.
SQL> select GROUP_NUMBER,NAME,SECTOR_SIZE,ALLOCATION_UNIT_SIZE,STATE,TYPE,VOTING_FILES from v$asm_diskgroup;
GROUP_NUMBER NAME SECTOR_SIZE ALLOCATION_UNIT_SIZE STATE TYPE VOT
1 DATA 512 1048576 MOUNTED EXTERN N
3 OCR 512 1048576 MOUNTED NORMAL Y2节点查看：
SQL> select GROUP_NUMBER,NAME,SECTOR_SIZE,ALLOCATION_UNIT_SIZE,STATE,TYPE,VOTING_FILES from v$asm_diskgroup;
GROUP_NUMBER NAME SECTOR_SIZE ALLOCATION_UNIT_SIZE STATE TYPE VOT
1 DATA 512 1048576 MOUNTED EXTERN N
3 OCR 512 1048576 MOUNTED NORMAL Y 9.最后在2个节点都查看一下
[oracle:/home/oracle:+ASM1] crsctl query css votedisk
*## STATE File Universal Id File Name Disk group
- ONLINE 9b4ac868901f4f89bf191e59baa3442b (/dev/oracleasm/disks/OCR01) [OCR]
- ONLINE 2c2eff1ca2ad4f7bbfcdf8fc913dcc45 (/dev/oracleasm/disks/OCR02) [OCR]
-
ONLINE 652d503ff1154fd6bfdfe3273a12d529 (/dev/oracleasm/disks/OCR03) [OCR]
Located 3 voting disk(s).
[oracle:/home/oracle:+ASM1] ocrcheck
Status of Oracle Cluster Registry is as follows :
Version : 3
Total space (kbytes) : 262120
Used space (kbytes) : 3088
Available space (kbytes) : 259032
ID : 44728649
Device/File Name : +OCR
Device/File integrity check succeededDevice/File not configured Device/File not configured Device/File not configured Device/File not configured Cluster registry integrity check succeeded Logical corruption check bypassed due to non-privileged user
[oracle:/home/oracle:+ASM2] crsctl query css votedisk
*## STATE File Universal Id File Name Disk group
- ONLINE 9b4ac868901f4f89bf191e59baa3442b (/dev/oracleasm/disks/OCR01) [OCR]
- ONLINE 2c2eff1ca2ad4f7bbfcdf8fc913dcc45 (/dev/oracleasm/disks/OCR02) [OCR]
-
ONLINE 652d503ff1154fd6bfdfe3273a12d529 (/dev/oracleasm/disks/OCR03) [OCR]
Located 3 voting disk(s).
[oracle:/home/oracle:+ASM2] ocrcheck
Status of Oracle Cluster Registry is as follows :
Version : 3
Total space (kbytes) : 262120
Used space (kbytes) : 3088
Available space (kbytes) : 259032
ID : 44728649
Device/File Name : +OCR
Device/File integrity check succeededDevice/File not configured Device/File not configured Device/File not configured Device/File not configured Cluster registry integrity check succeeded Logical corruption check bypassed due to non-privileged user