1.Back Up database
一般情况下rman备份
2.备份ocr和vote disk
[root@rac2 bin]# ./ocrconfig -export /tmp/ocr_export.bak
[root@rac2 bin]# more /etc/oracle/ocr.loc
ocrconfig_loc=/dev/raw/raw11
local_only=FALSE
[root@rac2 bin]# dd if=/dev/raw/raw11 of=/tmp/ocr_dd.bak
[root@rac2 bin]# dd if=/dev/raw/raw31 of=/tmp/vote_dd.bak
3.Update Oracle Time Zone Definitions
Actions for the DSTv4 update in the 10.2.0.5 patchset [ID 1086400.1]
4.Stopping All Processes
滚动升级关闭一个节点所有进程,非滚动升级关闭所有进程
$ isqlplusctl stop
$ emctl stop dbconsole
$ srvctl stop service -d db_name [-s service_name_list [-i inst_name]]
$ srvctl stop instance -d db_name -i inst_name
$ srvctl stop asm -n node
$ srvctl stop listener -n node [-l listenername]
$ srvctl stop nodeapps -n node
# CRS_home/bin/crsctl stop crs(root执行,滚动升级不需要关闭)
5.Back Up the System
$ORACLE_BASE中文件,主要包括(db和crs安装文件/oraInventory文件)
6.升级crs软件
执行./runInstaller选择crs目录