ORACLE11GR2 RAC卸载ASM实例步骤
1、停掉所有节点ASM实例
$ srvctl stop asm -n testdb1 -f
$ srvctl stop asm -n testdb2 -f
$ srvctl stop asm -n testdb3 -f
$ srvctl stop asm -n testdb4 -f
查看CRS资源状态，此时ASM实例已经shutdown
$ crsctl stat res -t
--------------------------------------------------------------------------------
NAME TARGET STATE SERVER STATE_DETAILS
--------------------------------------------------------------------------------
Local Resources
--------------------------------------------------------------------------------
ora.LISTENER.lsnr
ONLINE ONLINE testdb1
ONLINE ONLINE testdb2
ONLINE ONLINE testdb3
ONLINE ONLINE testdb4
ora.OCRVOTE.dg
OFFLINE OFFLINE testdb1
OFFLINE OFFLINE testdb2
OFFLINE OFFLINE testdb3
OFFLINE OFFLINE testdb4
ora.asm
OFFLINE OFFLINE testdb1 Instance Shutdown
OFFLINE OFFLINE testdb2 Instance Shutdown
OFFLINE OFFLINE testdb3 Instance Shutdown
OFFLINE OFFLINE testdb4 Instance Shutdown
ora.gsd
OFFLINE OFFLINE testdb1
OFFLINE OFFLINE testdb2
OFFLINE OFFLINE testdb3
OFFLINE OFFLINE testdb4
ora.net1.network
ONLINE ONLINE testdb1
ONLINE ONLINE testdb2
ONLINE ONLINE testdb3
ONLINE ONLINE testdb4
ora.ons
ONLINE ONLINE testdb1
ONLINE ONLINE testdb2
ONLINE ONLINE testdb3
ONLINE ONLINE testdb4
ora.registry.acfs
OFFLINE OFFLINE testdb1
OFFLINE OFFLINE testdb2
OFFLINE OFFLINE testdb3
OFFLINE OFFLINE testdb4
--------------------------------------------------------------------------------
Cluster Resources
--------------------------------------------------------------------------------
ora.LISTENER_SCAN1.lsnr
1 ONLINE ONLINE testdb4
ora.cvu
1 ONLINE ONLINE testdb3
ora.oc4j
1 ONLINE ONLINE testdb3
ora.scan1.vip
1 ONLINE ONLINE testdb4
ora.testdb1.vip
1 ONLINE ONLINE testdb1
ora.testdb2.vip
1 ONLINE ONLINE testdb2
ora.testdb3.vip
1 ONLINE ONLINE testdb3
ora.testdb4.vip
1 ONLINE ONLINE testdb4
2、移除ASM资源
$ srvctl remove asm -f
$ crsctl stat res -t
--------------------------------------------------------------------------------
NAME TARGET STATE SERVER STATE_DETAILS
--------------------------------------------------------------------------------
Local Resources
--------------------------------------------------------------------------------
ora.LISTENER.lsnr
ONLINE ONLINE testdb1
ONLINE ONLINE testdb2
ONLINE ONLINE testdb3
ONLINE ONLINE testdb4
ora.OCRVOTE.dg
OFFLINE OFFLINE testdb1
OFFLINE OFFLINE testdb2
OFFLINE OFFLINE testdb3
OFFLINE OFFLINE testdb4
ora.gsd
OFFLINE OFFLINE testdb1
OFFLINE OFFLINE testdb2
OFFLINE OFFLINE testdb3
OFFLINE OFFLINE testdb4
ora.net1.network
ONLINE ONLINE testdb1
ONLINE ONLINE testdb2
ONLINE ONLINE testdb3
ONLINE ONLINE testdb4
ora.ons
ONLINE ONLINE testdb1
ONLINE ONLINE testdb2
ONLINE ONLINE testdb3
ONLINE ONLINE testdb4
ora.registry.acfs
OFFLINE OFFLINE testdb1
OFFLINE OFFLINE testdb2
OFFLINE OFFLINE testdb3
OFFLINE OFFLINE testdb4
--------------------------------------------------------------------------------
Cluster Resources
--------------------------------------------------------------------------------
ora.LISTENER_SCAN1.lsnr
1 ONLINE ONLINE testdb4
ora.cvu
1 ONLINE ONLINE testdb3
ora.oc4j
1 ONLINE ONLINE testdb3
ora.scan1.vip
1 ONLINE ONLINE testdb4
ora.testdb1.vip
1 ONLINE ONLINE testdb1
ora.testdb2.vip
1 ONLINE ONLINE testdb2
ora.testdb3.vip
1 ONLINE ONLINE testdb3
ora.testdb4.vip
1 ONLINE ONLINE testdb4
3、移除OCRVOTE磁盘组资源
$ srvctl remove diskgroup -g OCRVOTE -f
$ crsctl stat res -t
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NAME TARGET STATE SERVER STATE_DETAILS
--------------------------------------------------------------------------------
Local Resources
--------------------------------------------------------------------------------
ora.LISTENER.lsnr
ONLINE ONLINE testdb1
ONLINE ONLINE testdb2
ONLINE ONLINE testdb3
ONLINE ONLINE testdb4
ora.gsd
OFFLINE OFFLINE testdb1
OFFLINE OFFLINE testdb2
OFFLINE OFFLINE testdb3
OFFLINE OFFLINE testdb4
ora.net1.network
ONLINE ONLINE testdb1
ONLINE ONLINE testdb2
ONLINE ONLINE testdb3
ONLINE ONLINE testdb4
ora.ons
ONLINE ONLINE testdb1
ONLINE ONLINE testdb2
ONLINE ONLINE testdb3
ONLINE ONLINE testdb4
ora.registry.acfs
OFFLINE OFFLINE testdb1
OFFLINE OFFLINE testdb2
OFFLINE OFFLINE testdb3
OFFLINE OFFLINE testdb4
--------------------------------------------------------------------------------
Cluster Resources
--------------------------------------------------------------------------------
ora.LISTENER_SCAN1.lsnr
1 ONLINE ONLINE testdb4
ora.cvu
1 ONLINE ONLINE testdb3
ora.oc4j
1 ONLINE ONLINE testdb3
ora.scan1.vip
1 ONLINE ONLINE testdb4
ora.testdb1.vip
1 ONLINE ONLINE testdb1
ora.testdb2.vip
1 ONLINE ONLINE testdb2
ora.testdb3.vip
1 ONLINE ONLINE testdb3
ora.testdb4.vip
1 ONLINE ONLINE testdb4
4、删除/etc/oratab中ASM信息(所有节点)
root@testdb1:/#cp /etc/oratab /etc/oratab_bak
root@testdb1:/#vi /etc/oratab
+ASM1:/oracle/app/11.2.0/grid:N # line added by Agent 《《==该行删除
5、删除磁盘组OCRVOTE中的磁盘头
su - root
dd if=/dev/zero of=/dev/vx/rdmp/emc0_04a1 bs=1024k count=50
dd if=/dev/zero of=/dev/vx/rdmp/emc0_04ad bs=1024k count=50
dd if=/dev/zero of=/dev/vx/rdmp/hitachi_vsp0_11cc bs=1024k count=50
到此ASM实例卸载完成。
