oracle 10g rac修改主机名可参考：
相关平台：
aix 6106+oracle 11203
修改主机名：
第一个节点：从dbrac1修改为dbrac100
第二个节点：从dbrac2修改为dbrac200
一、先卸载crs
在非最后一个节点运行/oracle/asm/crs/install/rootcrs.pl -verbose -deconfig -force
using configuration parameter file: /oracle/asm/crs/install/crsconfig_params
network exists: 1/8.8.6.0/255.255.255.0/en0, type static
vip exists: /dbrac1-vip/8.8.6.11/8.8.6.0/255.255.255.0/en0, hosting node dbrac1
vip exists: /dbrac2-vip/8.8.6.21/8.8.6.0/255.255.255.0/en0, hosting node dbrac2
gsd exists
ons exists: local port 6100, remote port 6200, em port 2016
crs-2673: attempting to stop 'ora.registry.acfs' on 'dbrac1'
crs-2677: stop of 'ora.registry.acfs' on 'dbrac1' succeeded
crs-2791: starting shutdown of oracle high availability services-managed resources on 'dbrac1'
crs-2673: attempting to stop 'ora.crsd' on 'dbrac1'
crs-2790: starting shutdown of cluster ready services-managed resources on 'dbrac1'
crs-2673: attempting to stop 'ora.oc4j' on 'dbrac1'
crs-2673: attempting to stop 'ora.asmcrs.dg' on 'dbrac1'
crs-2673: attempting to stop 'ora.racdb.db' on 'dbrac1'
crs-2677: stop of 'ora.racdb.db' on 'dbrac1' succeeded
crs-2673: attempting to stop 'ora.asmvg1.dg' on 'dbrac1'
crs-2677: stop of 'ora.asmvg1.dg' on 'dbrac1' succeeded
crs-2677: stop of 'ora.oc4j' on 'dbrac1' succeeded
crs-2672: attempting to start 'ora.oc4j' on 'dbrac2'
crs-2676: start of 'ora.oc4j' on 'dbrac2' succeeded
crs-2677: stop of 'ora.asmcrs.dg' on 'dbrac1' succeeded
crs-2673: attempting to stop 'ora.asm' on 'dbrac1'
crs-2677: stop of 'ora.asm' on 'dbrac1' succeeded
crs-2792: shutdown of cluster ready services-managed resources on 'dbrac1' has completed
crs-2677: stop of 'ora.crsd' on 'dbrac1' succeeded
crs-2673: attempting to stop 'ora.drivers.acfs' on 'dbrac1'
crs-2673: attempting to stop 'ora.crf' on 'dbrac1'
crs-2673: attempting to stop 'ora.ctssd' on 'dbrac1'
crs-2673: attempting to stop 'ora.evmd' on 'dbrac1'
crs-2673: attempting to stop 'ora.asm' on 'dbrac1'
crs-2673: attempting to stop 'ora.mdnsd' on 'dbrac1'
crs-2677: stop of 'ora.crf' on 'dbrac1' succeeded
crs-2677: stop of 'ora.ctssd' on 'dbrac1' succeeded
crs-2677: stop of 'ora.evmd' on 'dbrac1' succeeded
crs-2677: stop of 'ora.mdnsd' on 'dbrac1' succeeded
crs-2677: stop of 'ora.drivers.acfs' on 'dbrac1' succeeded
crs-2677: stop of 'ora.asm' on 'dbrac1' succeeded
crs-2673: attempting to stop 'ora.cluster_interconnect.haip' on 'dbrac1'
crs-2677: stop of 'ora.cluster_interconnect.haip' on 'dbrac1' succeeded
crs-2673: attempting to stop 'ora.cssd' on 'dbrac1'
crs-2677: stop of 'ora.cssd' on 'dbrac1' succeeded
crs-2673: attempting to stop 'ora.gipcd' on 'dbrac1'
crs-2677: stop of 'ora.gipcd' on 'dbrac1' succeeded
crs-2673: attempting to stop 'ora.gpnpd' on 'dbrac1'
crs-2677: stop of 'ora.gpnpd' on 'dbrac1' succeeded
crs-2793: shutdown of oracle high availability services-managed resources on 'dbrac1' has completed
crs-4133: oracle high availability services has been stopped.
this may take several minutes. please wait ...
0518-307 odmdelete: 1 objects deleted.
0518-307 odmdelete: 1 objects deleted.
0518-307 odmdelete: 1 objects deleted.
successfully deconfigured oracle clusterware stack on this node
在最后一个节点运行/oracle/asm/crs/install/rootcrs.pl -verbose -deconfig -force -lastnode
using configuration parameter file: /oracle/asm/crs/install/crsconfig_params
crs resources for listeners are still configured
network exists: 1/8.8.6.0/255.255.255.0/en0, type static
vip exists: /dbrac2-vip/8.8.6.21/8.8.6.0/255.255.255.0/en0, hosting node dbrac2
gsd exists
ons exists: local port 6100, remote port 6200, em port 2016
crs-2673: attempting to stop 'ora.registry.acfs' on 'dbrac2'
crs-2677: stop of 'ora.registry.acfs' on 'dbrac2' succeeded
crs-2673: attempting to stop 'ora.crsd' on 'dbrac2'
crs-2790: starting shutdown of cluster ready services-managed resources on 'dbrac2'
crs-2673: attempting to stop 'ora.oc4j' on 'dbrac2'
crs-2673: attempting to stop 'ora.asmcrs.dg' on 'dbrac2'
crs-2673: attempting to stop 'ora.racdb.db' on 'dbrac2'
crs-2677: stop of 'ora.racdb.db' on 'dbrac2' succeeded
crs-2673: attempting to stop 'ora.asmvg1.dg' on 'dbrac2'
crs-2677: stop of 'ora.asmvg1.dg' on 'dbrac2' succeeded
crs-2677: stop of 'ora.oc4j' on 'dbrac2' succeeded
crs-2677: stop of 'ora.asmcrs.dg' on 'dbrac2' succeeded
crs-2673: attempting to stop 'ora.asm' on 'dbrac2'
crs-2677: stop of 'ora.asm' on 'dbrac2' succeeded
crs-2792: shutdown of cluster ready services-managed resources on 'dbrac2' has completed
crs-2677: stop of 'ora.crsd' on 'dbrac2' succeeded
crs-2673: attempting to stop 'ora.ctssd' on 'dbrac2'
crs-2673: attempting to stop 'ora.evmd' on 'dbrac2'
crs-2673: attempting to stop 'ora.asm' on 'dbrac2'
crs-2677: stop of 'ora.evmd' on 'dbrac2' succeeded
crs-2677: stop of 'ora.ctssd' on 'dbrac2' succeeded
crs-2677: stop of 'ora.asm' on 'dbrac2' succeeded
crs-2673: attempting to stop 'ora.cluster_interconnect.haip' on 'dbrac2'
crs-2677: stop of 'ora.cluster_interconnect.haip' on 'dbrac2' succeeded
crs-2673: attempting to stop 'ora.cssd' on 'dbrac2'
crs-2677: stop of 'ora.cssd' on 'dbrac2' succeeded
crs-2672: attempting to start 'ora.cssdmonitor' on 'dbrac2'
crs-2676: start of 'ora.cssdmonitor' on 'dbrac2' succeeded
crs-2672: attempting to start 'ora.cssd' on 'dbrac2'
crs-2672: attempting to start 'ora.diskmon' on 'dbrac2'
crs-2676: start of 'ora.diskmon' on 'dbrac2' succeeded
crs-2676: start of 'ora.cssd' on 'dbrac2' succeeded
crs-4611: successful deletion of voting disk +asmcrs.
asm de-configuration trace file location: /tmp/asmcadc_clean2012-11-20_10-05-15-am.log
asm clean configuration start
asm clean configuration end
asm with sid +asm1 deleted successfully. check /tmp/asmcadc_clean2012-11-20_10-05-15-am.log for details.