【ORACLE】oracle11g dg搭建

--------------------------------每个节点和DG-------------------------------------------------------------------------

-- 配置/etc/hosts-

vim /etc/hosts

#Public

192.168.3.11   rac01

192.168.3.12   rac02

#Private

172.16.3.11   rac01-priv

172.16.3.12   rac02-priv

#Virtual

192.168.3.13   rac01-vip

192.168.3.14   rac02-vip

#SCAN

192.168.3.15  racscan

192.168.3.16  racscan

192.168.3.17  racscan

#DG

192.168.3.18 procdg

--------------------------------------DG-----------------------------------------------------------------------------------------

-- 上传安装包

p13390677_112040_Linux-x86-64_1of7.zip

p13390677_112040_Linux-x86-64_2of7.zip 

-- 解压安装包

unzip p13390677_112040_Linux-x86-64_1of7.zip

unzip p13390677_112040_Linux-x86-64_2of7.zip 

-- 关闭防火墙

service iptables stop

chkconfig iptables off

-- 配置yum

mount /dev/cdrom /mnt

vim /etc/yum.repos.d/server.repo

[base]

name=Red Hat

baseurl=file:///mnt/Server

enabled=1

gpgcheck=0 

 

-- 修改内核参数

vim /etc/sysctl.conf

#for oracle softe

fs.aio-max-nr = 1048576

fs.file-max = 6815744

kernel.shmall = 2097152

kernel.shmmax = 4294967295

kernel.shmmni = 4096

kernel.sem = 250 32000 100 128

net.ipv4.ip_local_port_range = 9000 65500

net.core.rmem_default = 262144

net.core.rmem_max = 4194304

net.core.wmem_default = 262144

sysctl -p

--添加资源限制参数

vim /etc/security/limits.conf

#for oracle

oracle              soft    nproc   2047

oracle              hard    nproc   16384

oracle              soft    nofile  1024

oracle              hard    nofile  65536

oracle              soft    stack   10240

-- 配置login

vim /etc/pam.d/login

session required        pam_limits.so

-- 创建用户和组

groupadd oinstall

groupadd dba

useradd -g oinstall -G dba oracle

passwd oracle

-- 安装目录配置

mkdir -p /u01/app/oracle

chown -R oracle:oinstall /u01/app/oracle

chmod -R 775 /u01/app/oracle

mkdir -p /u01/app/oraInventory

chown -R oracle:oinstall /u01/app/oraInventory

chmod -R 775 /u01/app/oraInventory  

-- 环境变量

vim /home/oracle/.bash_profile

export ORACLE_SID=proc

export ORACLE_UNQNAME=proc

export ORACLE_BASE=/u01/app/oracle

export ORACLE_HOME=$ORACLE_BASE/product/11.2.0/db_1

export ORACLE_TERM=xterm; export ORACLE_TERM

export PATH=$ORACLE_HOME/bin:$PATH

umask 022

if [ $USER = "oracle" ]; then

  if [ $SHELL = "/bin/ksh" ]; then

    ulimit -p 16384

    ulimit -n 65536

  else

    ulimit -u 16384 -n 65536

  fi

fi

source /home/oracle/.bash_profile 

-- 安装必要的软件包

yum -y install  binutils compat-libstdc++-33 compat-libcap1 elfutils-libelf elfutils-libelf-devel gcc gcc-c++  glibc-common  glibc-devel glibc-headers libaio libaio-devel libgcc libstdc++ libstdc++-devel make sysstat

-- 开始安装(打开xmanager-passive)

mv database/ /home/oracle

su - oracle

cd database/

export DISPLAY=192.168.3.1:0.0

./runInstaller

-- 装到94%的时候回弹出一个框，执行两个脚本

/u01/app/oraInventory/orainstRoot.sh

/u01/app/oracle/product/11.2.0/db_1/root.sh 

--------------------------------------------------每个节点、DG-----------------------------------------------

vim tnsnames.ora

PROCDG =

  (DESCRIPTION =

    (ADDRESS_LIST =

      (ADDRESS = (PROTOCOL = TCP)(HOST = procdg)(PORT = 1521))

    )

    (CONNECT_DATA =

      (SERVICE_NAME = proc)

    )

  )

PROC =

  (DESCRIPTION =

    (ADDRESS_LIST =

      (ADDRESS = (PROTOCOL = TCP)(HOST = racscan)(PORT = 1521))

    )

    (CONNECT_DATA =

      (SERVICE_NAME = proc)

    )

  )

 

vim listener.ora

LISTENER =

 (DESCRIPTION_LIST =

   (DESCRIPTION =

     (ADDRESS = (PROTOCOL = TCP)(HOST = 主机名)(PORT = 1521))

     (ADDRESS = (PROTOCOL = IPC)(KEY = EXTPROC1521))

    )

  )

 

ADR_BASE_LISTENER = /u01/app/oracle

 

SID_LIST_LISTENER =

  (SID_LIST =

    (SID_DESC =

     (GLOBAL_DBNAME = proc)

     (ORACLE_HOME = /u01/app/oracle/product/11.2.0/db_1)

     (SID_NAME = proc)

)

  )

---------------------------节点1-----------------------------------------------------

-- 设置数据库archivelog模式、force logging模式

SQL> select log_mode,force_logging from v$database; #查看数据库归档状态，强日志状态

LOG_MODE     FOR

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

NOARCHIVELOG NO

SQL> alter database force logging; #开启强日志

Database altered.

SQL> shutdown immediate; #关闭数据库

Database closed.

Database dismounted.

ORACLE instance shut down.

SQL> startup mount; #修改归档状态必须在mount状态

ORACLE instance started.

Total System Global Area  784998400 bytes

Fixed Size                    2257352 bytes

Variable Size                  541068856 bytes

Database Buffers          239075328 bytes

Redo Buffers                    2596864 bytes

Database mounted.

SQL> alter database archivelog;#修改归档状态必须在mount状态，并且其他实例必须是not open状态

alter database archivelog

*

ERROR at line 1:

ORA-01126: database must be mounted in this instance and not open in any

instance

SQL> alter database archivelog;#开启归档

Database altered.

-- 再次查看archive和force logging状态

SQL> select log_mode,force_logging from v$database;

LOG_MODE     FOR

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

ARCHIVELOG   YES  

-- 开启数据库到open状态，其他节点也打开

SQL> alter database open;

Database altered.

-------------------------------------------节点1--------------------------------------------------------------------

-- 传输密码文件，参数文件到备库

cd /u01/app/oracle/product/11.2.0/db_1/dbs/

scp orapwproc1 procdg:/u01/app/oracle/product/11.2.0/db_1/dbs/orapwproc

scp initproc1.ora procdg:/u01/app/oracle/product/11.2.0/db_1/dbs/initproc.ora

-----------------------------------------节点1-----------------------------------------------------

-- 修改主库的参数文件

[oracle@rac01 rmanbak]$ vim initproc1.ora

#以下为配置DG而添加的内容

*.db_unique_name='proc'

*.log_archive_config='dg_config=(proc,procdg)'

*.log_archive_dest_1='location=+DATA/proc/archivelog #一般放在+FRA

valid_for=(all_logfiles,all_roles) db_unique_name=proc'

*.log_archive_dest_2='service=procdg

valid_for=(online_logfiles,primary_role)

db_unique_name=procdg'

*.log_archive_dest_state_1=enable

*.log_archive_dest_state_2=enable

*.log_archive_format='arc_%t_%s_%r.arc'

#为switchover或failover而设置的参数

*.fal_server=procdg

*.standby_file_management='auto'

*.db_file_name_convert='/u01/app/oracle/oradata/proc/datafile','+DATA/proc/datafile'

*.log_file_name_convert='/u01/app/oracle/oradata/proc/onlinelog','+DATA/proc/onlinelog'

-- 修改完后创建到spfile

SQL>  create spfile from pfile;

---------------------------------DG-------------------------------------

-- 修改备库参数文件

*.control_files='/u01/app/oracle/oradata/proc/controlfile/control01.ctl'

*.db_unique_name='procdg'

*.log_archive_config='dg_config=(proc,procdg)'

*.log_archive_dest_1='location=/u01/app/oracle/oradata/proc/archivelog

valid_for=(all_logfiles,all_roles) db_unique_name=procdg'

*.log_archive_dest_2='service=proc LGWR SYNC AFFIRM

valid_for=(online_logfiles,primary_role)

db_unique_name=proc'

*.log_archive_dest_state_1=enable

*.log_archive_dest_state_2=enable

*.log_archive_format='arc_%t_%s_%r.arc'

*.fal_server=proc

*.standby_file_management=auto

*.db_file_name_convert='+DATA/proc/datafile','/u01/app/oracle/oradata/proc/datafile'

*.log_file_name_convert='+DATA/proc/onlinelog' ,'/u01/app/oracle/oradata/proc/onlinelog'

-- 在备库创建相应目录

 mkdir -p /u01/app/oracle/admin/proc/adump

mkdir -p /u01/app/oracle/oradata/proc/controlfile

mkdir -p /u01/app/oracle/oradata/proc/archivelog

mkdir -p /u01/app/oracle/oradata/proc/datafile

mkdir -p /u01/app/oracle/oradata/proc/onlinelog

--从刚才创建的参数创建spfile

SQL> create spfile from pfile='/u01/app/oracle/product/11.2.0/db_1/dbs/initproc.ora'

---------------------------------节点1-----------------------

-- 在主库创建redolog

SQL> select thread#,group#,bytes/1024/1024 M from v$log;

   THREAD#     GROUP#               M

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

         1            1              50

         1            2              50

         2            3              50

         2            4              50

SQL> alter database add standby logfile thread 1 group 5 size 50M ,group 6 size 50M

,group 7 size 50M;

Database altered.

SQL> alter database add standby logfile thread 2 group 8 size 50M ,group 9 size 50M

,group 10 size 50M ;

Database altered.

---------------------------------------------------------任意节点----------------

rman target sys/oracle@proc auxiliary sys/oracle@procdg

duplicate target database for standby from active database nofilenamecheck;

--------------------------------------DG---------------------------

alter database open;