Oracle ADG环境搭建
部署
环境介绍
Oracle所需软件：
链接：https://pan.baidu.com/s/1V_DY7JxPUd468fs2N4kFkQ
提取码：dx8n
1，软件安装前基础部署
（两台做同样操作）
1.1，关闭selinux和防火墙
因为centos7里面没有/etc/sysconfig/iptables这个配置文件所以我们首先用yum安装建立一个
[root@adg ~]# yum install -y iptables && \
yum -y install iptables-services
然后在iptables里加上一条防火墙规则，到后面的tnsping会用的到，不加的话可能会tnsping不通
在最后加上-A INPUT -m state --state NEW -m tcp -p tcp --dport 1521-j ACCEPT
[root@adg ~]# cat /etc/sysconfig/iptables
*filter
:INPUT ACCEPT [0:0]
:FORWARD ACCEPT [0:0]
:OUTPUT ACCEPT [0:0]
-A INPUT -m state --state RELATED,ESTABLISHED -j ACCEPT
-A INPUT -p icmp -j ACCEPT
-A INPUT -i lo -j ACCEPT
-A INPUT -p tcp -m state --state NEW -m tcp --dport 22 -j ACCEPT
-A INPUT -j REJECT --reject-with icmp-host-prohibited
-A FORWARD -j REJECT --reject-with icmp-host-prohibiteda
-A INPUT -m state --state NEW -m tcp -p tcp --dport 1521-j ACCEPT
COMMIT
关闭selinux和防火墙
[root@adg ~]# setenforce 0 && \
sed -i "s/^SELINUX=.*/SELINUX=disabled/g" /etc/selinux/config && \
iptables -F && \
systemctl stop iptables.services && \
chkconfig iptables off
setenforce: SELinux is disabled
1.2,修改时区，否则可能会主备不同步
查看当前时区
[root@adg ~]# date
Wed Oct 30 22:17:35 EDT 2019
执行tzselect命令按提示更换时区，依次选择5-Asia，9-China,1-Beijing Time.
[root@adg ~]# tzselect
Please identify a location so that time zone rules can be set correctly.
Please select a continent or ocean.
1) Africa
2) Americas
3) Antarctica
4) Arctic Ocean
5) Asia
6) Atlantic Ocean
7) Australia
8) Europe
9) Indian Ocean
10) Pacific Ocean
11) none - I want to specify the time zone using the Posix TZ format.
#? 5
Please select a country.
1) Afghanistan 18) Israel 35) Palestine
2) Armenia 19) Japan 36) Philippines
3) Azerbaijan 20) Jordan 37) Qatar
4) Bahrain 21) Kazakhstan 38) Russia
5) Bangladesh 22) Korea (North) 39) Saudi Arabia
6) Bhutan 23) Korea (South) 40) Singapore
7) Brunei 24) Kuwait 41) Sri Lanka
8) Cambodia 25) Kyrgyzstan 42) Syria
9) China 26) Laos 43) Taiwan
10) Cyprus 27) Lebanon 44) Tajikistan
11) East Timor 28) Macau 45) Thailand
12) Georgia 29) Malaysia 46) Turkmenistan
13) Hong Kong 30) Mongolia 47) United Arab Emirates
14) India 31) Myanmar (Burma) 48) Uzbekistan
15) Indonesia 32) Nepal 49) Vietnam
16) Iran 33) Oman 50) Yemen
17) Iraq 34) Pakistan
#? 9
Please select one of the following time zone regions.
1) Beijing Time
2) Xinjiang Time
#? 1
The following information has been given:
China
Beijing Time
Therefore TZ='Asia/Shanghai' will be used.
Local time is now: Thu Oct 31 10:19:14 CST 2019.
Universal Time is now: Thu Oct 31 02:19:14 UTC 2019.
Is the above information OK?
1) Yes
2) No
#? 1
You can make this change permanent for yourself by appending the line
TZ='Asia/Shanghai'; export TZ
to the file '.profile' in your home directory; then log out and log in again.
Here is that TZ value again, this time on standard output so that you
can use the /bin/tzselect command in shell scripts:
Asia/Shanghai
配置全局环境变量，添加export TZ=‘Asia/Shanghai’
[root@adg ~]# vim /etc/profile
export TZ='Asia/Shanghai'
[root@adg ~]# source /etc/profile
[root@adg ~]# date
Thu Oct 31 10:22:03 CST 2019
1.3,配置yum源
设置163和epel的yum源
[root@adg ~]# setenforce 0 > /dev/null 2>&1
[root@adg ~]# cp /etc/sysconfig/iptables /etc/sysconfig/iptables`date +%F_%T`
[root@adg ~]# cp /etc/yum.conf /etc/yum.confbak`date +%F_%T`
[root@adg ~]# echo 'exclude=kernel*
exclude=centos-release*' >> /etc/yum.conf && grep exclude /etc/yum.conf && mkdir -p /tmp/repobak && rm -rf /tmp/repobak/* && cd /etc/yum.repos.d/ && mv -f * /tmp/repobak/ > /dev/null 2>&1
[root@adg ~]# curl -o /etc/yum.repos.d/CentOS6-Base-163.repo http://mirrors.163.com/.help/CentOS6-Base-163.repo
[root@adg ~]# mv -f /etc/yum.repos.d/epel.repo /etc/yum.repos.d/epel.repo.backup > /dev/null 2>&1
[root@adg ~]# mv -f /etc/yum.repos.d/epel-testing.repo /etc/yum.repos.d/epel-testing.repo.backup > /dev/null 2>&1
[root@adg ~]# curl -o /etc/yum.repos.d/epel.repo http://mirrors.aliyun.com/repo/epel-6.repo
[root@adg ~]# rpm --import /etc/pki/rpm-gpg/RPM* &&
yum clean all &&
yum makecache &&
yum groupinfo 'Development tools' &&
yum groupinstall -y 'Development tools' &&
yum install wget vim man rsync openssh-clients openssl -y &&
ls -l &&
cd ~
1.4,安装依赖包
[root@adg ~]# yum install binutils compat-libstdc* elfutils-libelf elfutils-libelf-devel gcc gcc-c++ glibc glibc-common glibc-devel glibc-headers libaio libaio-devel libgcc libstdc++ libstdc++-devel libgomp make numactl numactl-devel sysstat -y
[root@adg ~]# yum install unixODBC unixODBC-devel -y
pdksh需要使用rpm安装，把包放到/tmp目录下
[root@adg ~]# yum -y install lrzsz
[root@adg ~]# rpm -ivh pdksh-5.2.14-1.i386.rpm --nodeps
1.5,配置主机名(HOST解析)
主：
[root@adg ~]# cat /etc/hosts
127.0.0.1 localhost localhost.localdomain localhost4 localhost4.localdomain4
::1 localhost localhost.localdomain localhost6 localhost6.localdomain6
192.168.25.44 adg
192.168.25.45 dg
备：
[root@dg ~]# cat /etc/hosts
127.0.0.1 localhost localhost.localdomain localhost4 localhost4.localdomain4
::1 localhost localhost.localdomain localhost6 localhost6.localdomain6
192.168.25.45 dg
192.168.25.44 adg
1.6，配置内核参数
[root@adg ~]# cp /etc/sysctl.conf /etc/sysctl.conf.bak
[root@adg ~]# echo 'net.ipv4.ip_forward = 0
net.ipv4.conf.default.rp_filter = 1
net.ipv4.conf.default.accept_source_route = 0
kernel.sysrq = 0
kernel.core_uses_pid = 1
net.ipv4.tcp_syncookies = 1
net.bridge.bridge-nf-call-ip6tables = 0
net.bridge.bridge-nf-call-iptables = 0
net.bridge.bridge-nf-call-arptables = 0
kernel.msgmnb = 65536
kernel.msgmax = 65536
kernel.shmmax = 8589934591
kernel.shmall = 2097152
fs.aio-max-nr = 1048576
fs.file-max = 6815744
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
net.core.wmem_max = 1048576' > /etc/sysctl.conf
执行/sbin/sysctl -p使之生效
[root@adg ~]# /sbin/sysctl -p
---如果有下列报错
sysctl: cannot stat /proc/sys/net/bridge/bridge-nf-call-ip6tables: No such file or directory
sysctl: cannot stat /proc/sys/net/bridge/bridge-nf-call-iptables: No such file or directory
sysctl: cannot stat /proc/sys/net/bridge/bridge-nf-call-arptables: No such file or directory
---执行下面命令（没有报错请忽略（下面解决方法适用于centos7版本，centos6我试过不行，解决不了））
[root@adg ~]# modprobe br_netfilter
[root@adg ~]# ls /proc/sys/net/bridge/
bridge-nf-call-arptables bridge-nf-call-iptables bridge-nf-filter-vlan-tagged
bridge-nf-call-ip6tables bridge-nf-filter-pppoe-tagged bridge-nf-pass-vlan-input-dev
[root@adg ~]# /sbin/sysctl -p
net.ipv4.ip_forward = 0
net.ipv4.conf.default.rp_filter = 1
net.ipv4.conf.default.accept_source_route = 0
kernel.sysrq = 0
kernel.core_uses_pid = 1
net.ipv4.tcp_syncookies = 1
net.bridge.bridge-nf-call-ip6tables = 0
net.bridge.bridge-nf-call-iptables = 0
net.bridge.bridge-nf-call-arptables = 0
kernel.msgmnb = 65536
kernel.msgmax = 65536
kernel.shmmax = 8589934591
kernel.shmall = 2097152
fs.aio-max-nr = 1048576
fs.file-max = 6815744
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
net.core.wmem_max = 1048576
[root@adg ~]# egrep -v '^#|^$' /etc/sysctl.conf | wc -l
22
参数说明
kernel.shmmax：
64位linux系统：可取的最大值为物理内存值-1byte，建议值为多于物理内存的一半，一般取值大于SGA_MAX_SIZE即可，可以取物理内存-1byte。例如，如果为12GB物理内存，可取128*1024*1024*1024-1=12884901887，SGA肯定会包含在单个共享内存段中。128GB对应的是137438953471。
kernel.shmall：
该参数控制可以使用的共享内存的总页数。Linux共享内存页大小为4KB,共享内存段的大小都是共享内存页大小的整数倍。一个共享内存段的最大大小是16G，那么需要共享内存页数是16GB/4KB=16777216KB /4KB=4194304（页）。
即16GB对应4194304，8GB对应2097152，128GB对应33554432
net.ipv4.ip_forward = 0 #不变
net.ipv4.conf.default.rp_filter = 1 #不变
net.ipv4.conf.default.accept_source_route = 0 #不变
kernel.sysrq = 0 #不变
kernel.core_uses_pid = 1 #不变
net.ipv4.tcp_syncookies = 1 #不变
net.bridge.bridge-nf-call-ip6tables = 0 #不变
net.bridge.bridge-nf-call-iptables = 0 #不变
net.bridge.bridge-nf-call-arptables = 0 #不变
kernel.msgmnb = 65536 #不变
kernel.msgmax = 65536 #不变
kernel.shmmax = 4294967295 #变 note:4*1024*1024*1024-1=4294967295 共享内存段的最大尺寸，需要小于SGA MAX SIZE，大小为shmall*页大小（4K）；
kernel.shmall = 2097152 #变note:4*1024*1024/4K*2=2097152，两倍, 1倍实际不够，控制共享内存页数
fs.aio-max-nr = 1048576 #新增 异步I/O请求数目
fs.file-max = 6815744 #新增 一个进程可以打开的文件句柄的最大数量
kernel.shmmni = 4096 #新增 共享内存段的最大数量，ipcs -sa
kernel.sem = 250 32000 100 128 #新增 设置的信号量
net.ipv4.ip_local_port_range = 9000 65500 #新增 专用服务器模式下与用户进程通信时分配给用户的端口区间
net.core.rmem_default = 262144 #新增 默认接收缓冲区大小
net.core.rmem_max = 4194304 #新增 接收缓冲区最大值
net.core.wmem_default = 262144 #新增 默认发送缓冲区大小
net.core.wmem_max = 1048586 #新增 默认发送缓冲区大小
1.7，配置资源限制
soft是指当前系统设置生效的值，而hard表明系统中所能设定的最大值，nofile是指文件句柄数，nproc是指进程数，
[root@adg ~]# cp /etc/security/limits.conf /etc/security/limits.conf.bak
[root@adg ~]# sed -i.bak 's/1024/102400/' /etc/security/limits.d/20-nproc.conf
[root@adg ~]# ulimit -u 102400
[root@adg ~]# echo 'session required pam_limits.so' >> /etc/pam.d/login
[root@adg ~]# echo '
oracle soft nproc 16000
oracle hard nproc 16384
oracle soft nofile 60000
oracle hard nofile 65536
oracle soft stack 20480
oracle hard stack 20480
* soft memlock unlimited
* hard memlock unlimited' >> /etc/security/limits.conf
参数说明
oracle soft nproc 16000 #oracle要求最小为2047
oracle hard nproc 16384 #--进程的最大数目，对oracle用户生效
oracle soft nofile 60000 #oracle要求最小为1024
oracle hard nofile 65536 #--打开文件的最大数目，对oracle用户生效
oracle soft stack 10240
oracle hard stack 10240
* soft memlock unlimited
* hard memlock unlimited #--最大锁定内存地址空间，对所有用户生效
1.8，创建用户和组，并创建密码
[root@adg ~]# groupadd oinstall
[root@adg ~]# groupadd dba
[root@adg ~]# useradd -g oinstall -G dba oracle
[root@adg ~]# id oracle
uid=1000(oracle) gid=1000(oinstall) groups=1000(oinstall),1001(dba)
[root@adg ~]# echo "oracle" | passwd --stdin oracle
Changing password for user oracle.
passwd: all authentication tokens updated successfully.
1.9，创建安装oracle软件所需要的安装目录
[root@adg ~]# mkdir -p /data/app/oracle
[root@adg ~]# mkdir -p /data/app/oraInventory
[root@adg ~]# chown -R oracle:oinstall /data/
[root@adg ~]# chmod -R 775 /data/
1.10，配置root和oracle的环境变量
root用户：
[root@adg ~]# cat >> /root/.bash_profile << EOF
export ORACLE_BASE=/data/app/oracle
export ORACLE_HOME=\$ORACLE_BASE/product/11.2.0.4/db_1
export LD_LIBRARY_PATH=\$ORACLE_HOME/lib:/lib:/usr/lib:$GGS_HOME
export TNS_ADMIN=\$ORACLE_HOME/network/admin/
EOF
[root@adg ~]# cat /root/.bash_profile
.bash_profile
Get the aliases and functions
if [ -f ~/.bashrc ]; then
. ~/.bashrc
fi
User specific environment and startup programs
PATH=$PATH:$HOME/bin
export PATH
export ORACLE_BASE=/data/app/oracle
export ORACLE_HOME=$ORACLE_BASE/product/11.2.0.4/db_1
export LD_LIBRARY_PATH=$ORACLE_HOME/lib:/lib:/usr/lib:
export TNS_ADMIN=$ORACLE_HOME/network/admin/
[root@adg ~]# source /root/.bash_profile && echo $ORACLE_HOME
/data/app/oracle/product/11.2.0.4/db_1
Oracle用户：
[oracle@adg ~]$ cat >> /home/oracle/.bash_profile << EOF
export ORACLE_BASE=/data/app/oracle
export ORACLE_HOME=\$ORACLE_BASE/product/11.2.0.4/db_1
export ORACLE_SID=orcl
export ORALCE_OWNER=oracle
PATH=\$PATH:\$HOME/bin:\$ORACLE_HOME/bin:\$ORACLE_HOME/OPatch:\$ORACLE_HOME/jdk/bin:/usr/bin:/usr/sbin:/sbin:/bin:/usr/local/bin:/usr/local/sbin
export PATH
export LANG="en_US.UTF-8"
export NLS_LANG=AMERICAN_AMERICA.AL32UTF8
export NLS_DATE_FORMAT="YYYY-MM-DD HH24:MI:SS"
export LD_LIBRARY_PATH=\$ORACLE_HOME/lib:/lib:/usr/lib:$GGS_HOME
alias sqlplus='rlwrap sqlplus'
alias rman='rlwrap rman'
alias scp='scp -o StrictHostKeyChecking=no'
alias ssh='ssh -o StrictHostKeyChecking=no'
EOF
[oracle@adg ~]$ source /home/oracle/.bash_profile && echo $ORACLE_HOME && echo $ORACLE_BASE && env | grep ORA
/data/app/oracle/product/11.2.0.4/db_1
/data/app/oracle
ORALCE_OWNER=oracle
ORACLE_SID=orcl
ORACLE_BASE=/data/app/oracle
ORACLE_HOME=/data/app/oracle/product/11.2.0.4/db_1
1.11，上传oracle安装包和rlwrap软件包并解压
oracle用户上传，上传至/tmp目录
[root@adg ~]# su - oracle
Last login: Tue Oct 29 22:58:03 EDT 2019 on pts/0
[oracle@adg ~]$ cd /tmp/
[oracle@adg tmp]$ ls
p13390677_112040_Linux-x86-64_1of7.zip
p13390677_112040_Linux-x86-64_2of7.zip
pdksh-5.2.14-1.i386.rpm
rlwrap-0.42.tar.gz
[oracle@adg database]$ unzip p13390677_112040_Linux-x86-64_1of7.zip && \
unzip p13390677_112040_Linux-x86-64_2of7.zip && \
chown -R oracle:oinstall /tmp/database/ && \
chmod -R 775 /tmp/database/ && \
cd /tmp/database && \
ll
。。。。。。。。。。。。。。。。。。。。。。。
。。。。。。。。。。。。。。。。。。。。。。。。
total 44
drwxrwxr-x 4 oracle oinstall 248 Aug 27 2013 install
-rwxrwxr-x 1 oracle oinstall 30016 Aug 27 2013 readme.html
drwxrwxr-x 2 oracle oinstall 61 Aug 27 2013 response
drwxrwxr-x 2 oracle oinstall 34 Aug 27 2013 rpm
-rwxrwxr-x 1 oracle oinstall 3267 Aug 27 2013 runInstaller
drwxrwxr-x 2 oracle oinstall 29 Aug 27 2013 sshsetup
drwxrwxr-x 14 oracle oinstall 4096 Aug 27 2013 stage
-rwxrwxr-x 1 oracle oinstall 500 Aug 27 2013 welcome.html
root用户安装rlwrap
[root@adg ~]# cd /tmp/
[root@adg tmp]# yum -y install readline* && \
tar -zxvf rlwrap-0.42.tar.gz && \
cd rlwrap-0.42 && \
./configure && \
make && make install
2，使用静默方式安装oracle
安装包解压后在/database/response目录下有三个rsp文件，用来作为静默安装时的应答文件
三个文件的作用分别是：
db_install.rsp:安装应答
dbca.rsp：创建数据库应答
netca.rsp：建立监听、本地服务名等网络设置的应答
2.1，配置db_install.rsp
注意这里主备不同的是要修改自己得主机名：ORACLE_HOSTNAME=XXX
主备的SID都是orcl
[root@adg ~]# su - oracle
Last login: Wed Oct 30 02:41:56 EDT 2019 on pts/0
[oracle@adg ~]$ cd /tmp/database/response/
[oracle@adg response]$ cp db_install.rsp db_install.rsp.bak
cat > /tmp/database/response/db_install.rsp << EOF
oracle.install.responseFileVersion=/oracle/install/rspfmt_dbinstall_response_schema_v11_2_0
oracle.install.option=INSTALL_DB_SWONLY
ORACLE_HOSTNAME=adg
UNIX_GROUP_NAME=oinstall
INVENTORY_LOCATION=/data/app/oraInventory
SELECTED_LANGUAGES=en,zh_CN,th,zh_TW
ORACLE_HOME=/data/app/oracle/product/11.2.0.4/db_1
ORACLE_BASE=/data/app/oracle
oracle.install.db.InstallEdition=EE
oracle.install.db.EEOptionsSelection=true
oracle.install.db.optionalComponents=oracle.rdbms.partitioning:11.2.0.4.0,oracle.oraolap:11.2.0.4.0,oracle.rdbms.dm:11.2.0.4.0,oracle.rdbms.dv:11.2.0.4.0,oracle.rdbms.lbac:11.2.0.4.0,oracle.rdbms.rat:11.2.0.4.0
oracle.install.db.DBA_GROUP=dba
oracle.install.db.OPER_GROUP=oinstall
oracle.install.db.CLUSTER_NODES=
oracle.install.db.isRACOneInstall=
oracle.install.db.racOneServiceName=
oracle.install.db.config.starterdb.type=GENERAL_PURPOSE
oracle.install.db.config.starterdb.globalDBName=orcl
oracle.install.db.config.starterdb.SID=orcl
oracle.install.db.config.starterdb.characterSet=AL32UTF8
oracle.install.db.config.starterdb.memoryOption=true
oracle.install.db.config.starterdb.memoryLimit=
oracle.install.db.config.starterdb.installExampleSchemas=false
oracle.install.db.config.starterdb.enableSecuritySettings=true
oracle.install.db.config.starterdb.password.ALL=oracle
oracle.install.db.config.starterdb.password.SYS=oracle
oracle.install.db.config.starterdb.password.SYSTEM=oracle
oracle.install.db.config.starterdb.password.SYSMAN=oracle
oracle.install.db.config.starterdb.password.DBSNMP=
oracle.install.db.config.starterdb.control=DB_CONTROL
oracle.install.db.config.starterdb.gridcontrol.gridControlServiceURL=
oracle.install.db.config.starterdb.automatedBackup.enable=false
oracle.install.db.config.starterdb.automatedBackup.osuid=
oracle.install.db.config.starterdb.automatedBackup.ospwd=
oracle.install.db.config.starterdb.storageType=
oracle.install.db.config.starterdb.fileSystemStorage.dataLocation=
oracle.install.db.config.starterdb.fileSystemStorage.recoveryLocation=
oracle.install.db.config.asm.diskGroup=
oracle.install.db.config.asm.ASMSNMPPassword=
MYORACLESUPPORT_USERNAME=
MYORACLESUPPORT_PASSWORD=
SECURITY_UPDATES_VIA_MYORACLESUPPORT=
DECLINE_SECURITY_UPDATES=true
PROXY_HOST=
PROXY_PORT=
PROXY_USER=
PROXY_PWD=
PROXY_REALM=
COLLECTOR_SUPPORTHUB_URL=
oracle.installer.autoupdates.option=SKIP_UPDATES
oracle.installer.autoupdates.downloadUpdatesLoc=
AUTOUPDATES_MYORACLESUPPORT_USERNAME=
AUTOUPDATES_MYORACLESUPPORT_PASSWORD=
EOF
配置说明：
oracle.install.responseFileVersion=/oracle/install/rspfmt_dbinstall_response_schema_v11_2_0//标注响应文件版本
oracle.install.option=INSTALL_DB_SWONLY//.只装数据库软件
ORACLE_HOSTNAME=主机名
UNIX_GROUP_NAME=oinstall//指定oracle inventory目录的所有者
INVENTORY_LOCATION=/u01/app/oraInventory指定产品清单oracle inventory目录的路径
SELECTED_LANGUAGES=en,zh_CN//指定语言
ORACLE_HOME=/u01/app/oracle/product/11.2.0/db_home1//设置ORALCE_HOME的路径
ORACLE_BASE=/u01/app/oracle//指定ORALCE_BASE的路径
oracle.install.db.InstallEdition=EE//安装数据库软件的版本，企业版
oracle.install.db.EEOptionsSelection=true//手动指定企业安装组件 选true对安装大小影响不大所以选true
oracle.install.db.optionalComponents=oracle.rdbms.partitioning:11.2.0.4.0,oracle.oraolap:11.2.0.4.0,oracle.rdbms.dm:11.2.0.4.0,oracle.rdbms.dv:11.2.0.4.0,oracle.rdbms.lbac:11.2.0.4.0,oracle.rdbms.rat:11.2.0.4.0//如果上面选true，这些就是手动指定的组件
oracle.install.db.DBA_GROUP=dba//指定拥有DBA用户组，通常会是dba组
oracle.install.db.OPER_GROUP=oper//指定oper用户组
oracle.install.db.CLUSTER_NODES=//指定所有的节点
oracle.install.db.isRACOneInstall=false//是否是RACO方式安装
oracle.install.db.racOneServiceName=
oracle.install.db.config.starterdb.type=//选择数据库的用途，一般用途/事物处理，数据仓库
oracle.install.db.config.starterdb.globalDBName=指定GlobalName
oracle.install.db.config.starterdb.SID=//你指定的SID
oracle.install.db.config.starterdb.characterSet=AL32UTF8//设置数据库编码
oracle.install.db.config.starterdb.memoryOption=true//11g的新特性自动内存管理，也就是SGA_TARGET和PAG_AGGREGATE_TARGET都，不用设置了，Oracle会自动调配两部分大小，这个要选true
oracle.install.db.config.starterdb.memoryLimit=上面是true的情况下，指定Oracle自动管理内存的大小，这里不用填或者填写物理内存的40%左右等等自定义；
oracle.install.db.config.starterdb.installExampleSchemas=false是否载入模板示例
oracle.install.db.config.starterdb.enableSecuritySettings=true 是否启用安全设置
oracle.install.db.config.starterdb.password.ALL=123456所有用户名的密码
oracle.install.db.config.starterdb.password.SYS=
oracle.install.db.config.starterdb.password.SYSTEM=
oracle.install.db.config.starterdb.password.SYSMAN=
oracle.install.db.config.starterdb.password.DBSNMP=
oracle.install.db.config.starterdb.control=DB_CONTROL数据库本地管理工具DB_CONTROL，远程集中管理工具GRID_CONTROL
oracle.install.db.config.starterdb.gridcontrol.gridControlServiceURL=GRID_CONTROL需要设定grid control的远程路径URL
oracle.install.db.config.starterdb.automatedBackup.enable=false设置自动备份
oracle.install.db.config.starterdb.automatedBackup.osuid=.自动备份会启动一个job，指定启动JOB的系统用户ID
oracle.install.db.config.starterdb.automatedBackup.ospwd=自动备份会开启一个job，需要指定OSUser的密码
oracle.install.db.config.starterdb.storageType=要求指定使用的文件系统存放数据库文件还是ASM
oracle.install.db.config.starterdb.fileSystemStorage.dataLocation=使用文件系统存放数据库文件才需要指定数据文件、控制文件、Redo log的存放目录
oracle.install.db.config.starterdb.fileSystemStorage.recoveryLocation=使用文件系统存放数据库文件才需要指定备份恢复目录
oracle.install.db.config.asm.diskGroup=使用ASM存放数据库文件才需要指定存放的磁盘组
oracle.install.db.config.asm.ASMSNMPPassword=使用ASM存放数据库文件才需要指定ASM实例密码
MYORACLESUPPORT_USERNAME=指定metalink账户用户名
MYORACLESUPPORT_PASSWORD=指定metalink账户密码
SECURITY_UPDATES_VIA_MYORACLESUPPORT=用户是否可以设置metalink密码
DECLINE_SECURITY_UPDATES=true是否设置安全更新，
PROXY_HOST=代理服务器名
PROXY_PORT=代理服务器端口
PROXY_USER=代理服务器用户名
PROXY_PWD=代理服务器密码
PROXY_REALM=
COLLECTOR_SUPPORTHUB_URL=
oracle.installer.autoupdates.option=SKIP_UPDATES 自动更新
oracle.installer.autoupdates.downloadUpdatesLoc=自动更新下载目录
AUTOUPDATES_MYORACLESUPPORT_USERNAME=自动更新的用户名
AUTOUPDATES_MYORACLESUPPORT_PASSWORD=自动更新的密码
2.2，执行db_install.rsp
oracle用户开始执行安装
[oracle@adg response]$ ls
dbca.rsp db_install.rsp db_install.rsp.bak netca.rsp
[oracle@adg response]$ unset LANG LANGUAGE;unset DISPLAY;
[oracle@adg response]$ /tmp/database/runInstaller -silent -force -ignoreSysPrereqs -ignorePrereq -showprogress -responseFile /tmp/database/response/db_install.rsp
。。。。。。。。。。。。。。。。。。。。。。
Prepare in progress.
.................................................. 9% Done.
Prepare successful.
。。。。。。。。。。。。。。。。。。。。。。。。。。。。。。
。。。。。。。。。。。。。。。。。。。。。。。。。。。。。。
Execute Root Scripts in progress.
As a root user, execute the following script(s):
1. /data/app/oraInventory/orainstRoot.sh
2. /data/app/oracle/product/11.2.0.4/db_1/root.sh
.................................................. 100% Done.
Execute Root Scripts successful.
Successfully Setup Software.
漫长的等待，在等待的过程中最好不要中断xshell，也不要打开新的窗口
2.3，执行脚本
root用户执行下面两个脚本
[oracle@adg response]$ su - root
Password:
Last login: Wed Oct 30 02:59:26 EDT 2019 on pts/0
[root@adg ~]# sh /data/app/oraInventory/orainstRoot.sh
Changing permissions of /data/app/oraInventory.
Adding read,write permissions for group.
Removing read,write,execute permissions for world.
Changing groupname of /data/app/oraInventory to oinstall.
The execution of the script is complete.
[root@adg ~]# sh /data/app/oracle/product/11.2.0.4/db_1/root.sh
Check /data/app/oracle/product/11.2.0.4/db_1/install/root_adg_2019-10-30_04-36-14.log for the output of root script
3，配置静态监听
HSOT要根据实际的主机名进行修改
3.1，配置监听文件
主：
[root@adg ~]# su - oracle
Last login: Wed Oct 30 04:04:07 EDT 2019 on pts/0
[oracle@adg ~]$ cd $ORACLE_HOME/network/admin
[oracle@adg admin]$ ll
total 4
drwxr-xr-x 2 oracle oinstall 64 Oct 30 04:24 samples
-rw-r--r-- 1 oracle oinstall 381 Dec 17 2012 shrept.lst
[oracle@adg admin]$ echo '
SID_LIST_LISTENER =
(SID_LIST =
(SID_DESC =
(GLOBAL_DBNAME = orcl)
(ORACLE_HOME = /data/app/oracle/product/11.2.0.4/db_1)
(SID_NAME = orcl)
)
)
LISTENER =
(DESCRIPTION_LIST =
(DESCRIPTION =
(ADDRESS = (PROTOCOL = IPC)(KEY = EXTPROC1521))
)
(DESCRIPTION =
(ADDRESS = (PROTOCOL = TCP)(HOST = adg)(PORT = 1521))
)
)
ADR_BASE_LISTENER = /data/app/oracle' > listener.ora
备：
[root@adg ~]# su - oracle
Last login: Wed Oct 30 04:04:07 EDT 2019 on pts/0
[oracle@adg ~]$ cd $ORACLE_HOME/network/admin
[oracle@dg admin]$ echo '
SID_LIST_LISTENER =
(SID_LIST =
(SID_DESC =
(GLOBAL_DBNAME = orcl)
(ORACLE_HOME = /data/app/oracle/product/11.2.0.4/db_1)
(SID_NAME = orcl)
)
)
LISTENER =
(DESCRIPTION_LIST =
(DESCRIPTION =
(ADDRESS = (PROTOCOL = IPC)(KEY = EXTPROC1521))
)
(DESCRIPTION =
(ADDRESS = (PROTOCOL = TCP)(HOST = dg)(PORT = 1521))
)
)
ADR_BASE_LISTENER = /data/app/oracle' > listener.ora
3.2，配置网络服务名文件
主备配置一样，只需要修改一下主机名就行
主：
[oracle@adg admin]$ echo '
ORCL =
(DESCRIPTION =
(ADDRESS_LIST =
(ADDRESS = (PROTOCOL = TCP)(HOST = adg)(PORT = 1521))
)
(CONNECT_DATA =
(SERVICE_NAME = orcl)
(SERVER = DEDICATED)
)
)
' > tnsnames.ora
备：
[oracle@dg admin]$ echo '
ORCL =
(DESCRIPTION =
(ADDRESS_LIST =
(ADDRESS = (PROTOCOL = TCP)(HOST = dg)(PORT = 1521))
)
(CONNECT_DATA =
(SERVICE_NAME = orcl)
(SERVER = DEDICATED)
)
)
' > tnsnames.ora
启动监听程序
[oracle@adg admin]$ lsnrctl start && lsnrctl reload && tnsping orcl && lsnrctl status
Used TNSNAMES adapter to resolve the alias
Attempting to contact (DESCRIPTION = (ADDRESS_LIST = (ADDRESS = (PROTOCOL = TCP)(HOST = adg)(PORT = 1521))) (CONNECT_DATA = (SERVICE_NAME = orcl) (SERVER = DEDICATED)))
OK (0 msec)
LSNRCTL for Linux: Version 11.2.0.4.0 - Production on 30-OCT-2019 21:49:37
Copyright (c) 1991, 2013, Oracle. All rights reserved.
Connecting to (DESCRIPTION=(ADDRESS=(PROTOCOL=IPC)(KEY=EXTPROC1521)))
STATUS of the LISTENER
Alias LISTENER
Version TNSLSNR for Linux: Version 11.2.0.4.0 - Production
Start Date 30-OCT-2019 21:49:36
Uptime 0 days 0 hr. 0 min. 1 sec
Trace Level off
Security ON: Local OS Authentication
SNMP OFF
Listener Parameter File /data/app/oracle/product/11.2.0.4/db_1/network/admin/listener.ora
Listener Log File /data/app/oracle/diag/tnslsnr/adg/listener/alert/log.xml
Listening Endpoints Summary...
(DESCRIPTION=(ADDRESS=(PROTOCOL=ipc)(KEY=EXTPROC1521)))
(DESCRIPTION=(ADDRESS=(PROTOCOL=tcp)(HOST=adg)(PORT=1521)))
Services Summary...
Service "orcl" has 1 instance(s).
Instance "orcl", status UNKNOWN, has 1 handler(s) for this service...
The command completed successfully
3.3，查看监听程序是否启动
[oracle@adg admin]$ netstat -luntp | grep tnslsnr
(Not all processes could be identified, non-owned process info
will not be shown, you would have to be root to see it all.)
tcp6 0 0 :::1521 :::* LISTEN 6594/tnslsnr
4，静默安装数据库（创建实例）
这里只需主库创建库（实例），备库不要创建，备库开启监听就行
4.1，配置响应文件dbca.rsp
[oracle@adg ~]$ mkdir -p /data/app/oracle/oradata
[oracle@adg ~]$ mkdir -p /data/app/oracle/flash_recovery_area
[oracle@adg ~]$ cd /tmp/database/response/
[oracle@adg response]$ cp dbca.rsp dbca.rsp.bak
[oracle@adg response]$ cat > /tmp/database/response/dbca.rsp << EOF
[GENERAL]
RESPONSEFILE_VERSION = "11.2.0"
OPERATION_TYPE = "createDatabase"
[CREATEDATABASE]
GDBNAME = "orcl"
SID = "orcl"
TEMPLATENAME = "General_Purpose.dbc"
SYSPASSWORD = "oracle"
SYSTEMPASSWORD = "oracle"
DATAFILEDESTINATION = /data/app/oracle/oradata
RECOVERYAREADESTINATION=/data/app/oracle/flash_recovery_area
CHARACTERSET = "AL32UTF8"
[CONFIGUREDATABASE]
SYSDBAUSERNAME = "sys"
EOF
dbca.rsp文件参数说明：
RESPONSEFILE_VERSION = "11.2.0" #不能更改
OPERATION_TYPE = "createDatabase" #不变 默认即可
GDBNAME = "orcl" #数据库的名字，随便怎么改，不影响，自定义 比如"oracle11g.com"
SID = "orcl" #对应的实例名字instance_name，随便怎么改，不影响，自定义 比如"oracle11g.com"
TEMPLATENAME = "General_Purpose.dbc" #不变 默认即可 建库用的模板文件
SYSPASSWORD = "oracle" #SYS管理员密码 自定义
SYSTEMPASSWORD = "oracle" #SYSTEM管理员密码 自定义
DATAFILEDESTINATION = /data/app/oracle/oradata #数据文件存放目录 可自定义如/data目录但用户和组要是oracle:oinstall即mkdir /data ; chown -R oracle:oinstall /data ; chmod -R 775 /data; 当然此项默认是$ORACLE_BASE/oradata 此项本来是注释掉的，而$ORACLE_BASE/oradata就是/data/app/oracle/oradata，故此项可不用动，即保持注释掉即也可；
RECOVERYAREADESTINATION=/data/app/oracle/flash_recovery_area #恢复数据存放目录 闪回区 可自定义
CHARACTERSET = "AL32UTF8" #字符集，重要!!! 建库后一般不能更改，所以建库前要确定清楚，选AL32UTF8比较合适；
NATIONALCHARACTERSET= "AL16UTF16" #最好还是保持默认的"AL16UTF16"，这里我选的UTF8可能出现了后面的PLSQL中文乱码；
#MEMORYPERCENTAGE = "40" #服务器物理内存分配给oracle的内存比例，这里先不选
#TOTALMEMORY = "3500" # //物理内存的60%左右，分配给oracle的总内存3500MB，可自行设定 或者注释不选因为oracle会自行管理；
#-----------------------*** End of CREATEDATABASE section ***------------------------
SOURCEDB = "myhost:1521:orcl" #End of CREATEDATABASE sectio后面的很多没有注释掉的选项不用管。
4.2，执行响应文件dbca.rsp
oracle用户执行，使用-responseFile参数后面必须跟绝对路径
[oracle@adg response]$ dbca -silent -responseFile /tmp/database/response/dbca.rsp
Copying database files
1% complete
。。。。。。
。。。。。。
100% complete
Look at the log file "/data/app/oracle/cfgtoollogs/dbca/orcl/orcl.log" for further details.
[oracle@adg response]$
4.3，查看oracle进程
[oracle@adg ~]$ ps -ef | grep ora_| grep -v grep |wc -l
36
[oracle@adg ~]$ ps -ef | grep ora_| grep -v grep
oracle 6654 1 0 22:00 ? 00:00:00 ora_pmon_DBUA0030506
oracle 6656 1 0 22:00 ? 00:00:00 ora_psp0_DBUA0030506
oracle 6658 1 0 22:00 ? 00:00:02 ora_vktm_DBUA0030506
oracle 6662 1 0 22:00 ? 00:00:00 ora_gen0_DBUA0030506
oracle 6664 1 0 22:00 ? 00:00:00 ora_diag_DBUA0030506
oracle 6666 1 0 22:00 ? 00:00:00 ora_dbrm_DBUA0030506
oracle 6668 1 0 22:00 ? 00:00:00 ora_dia0_DBUA0030506
oracle 6670 1 0 22:00 ? 00:00:00 ora_mman_DBUA0030506
oracle 6672 1 0 22:00 ? 00:00:00 ora_dbw0_DBUA0030506
oracle 6674 1 0 22:00 ? 00:00:00 ora_lgwr_DBUA0030506
oracle 6676 1 0 22:00 ? 00:00:00 ora_ckpt_DBUA0030506
oracle 6678 1 0 22:00 ? 00:00:00 ora_smon_DBUA0030506
oracle 6680 1 0 22:00 ? 00:00:00 ora_reco_DBUA0030506
oracle 6682 1 0 22:00 ? 00:00:00 ora_mmon_DBUA0030506
oracle 6684 1 0 22:00 ? 00:00:00 ora_mmnl_DBUA0030506
oracle 7013 1 0 22:04 ? 00:00:00 ora_pmon_orcl
oracle 7015 1 0 22:04 ? 00:00:00 ora_psp0_orcl
oracle 7017 1 0 22:04 ? 00:00:01 ora_vktm_orcl
oracle 7021 1 0 22:04 ? 00:00:00 ora_gen0_orcl
oracle 7023 1 0 22:04 ? 00:00:00 ora_diag_orcl
oracle 7025 1 0 22:04 ? 00:00:00 ora_dbrm_orcl
oracle 7027 1 0 22:04 ? 00:00:00 ora_dia0_orcl
oracle 7029 1 0 22:04 ? 00:00:00 ora_mman_orcl
oracle 7031 1 0 22:04 ? 00:00:00 ora_dbw0_orcl
oracle 7033 1 0 22:04 ? 00:00:00 ora_lgwr_orcl
oracle 7035 1 0 22:04 ? 00:00:00 ora_ckpt_orcl
oracle 7037 1 0 22:04 ? 00:00:00 ora_smon_orcl
oracle 7039 1 0 22:04 ? 00:00:00 ora_reco_orcl
oracle 7041 1 0 22:04 ? 00:00:00 ora_mmon_orcl
oracle 7043 1 0 22:04 ? 00:00:00 ora_mmnl_orcl
oracle 7045 1 0 22:04 ? 00:00:00 ora_d000_orcl
oracle 7047 1 0 22:04 ? 00:00:00 ora_s000_orcl
oracle 7055 1 0 22:04 ? 00:00:00 ora_qmnc_orcl
oracle 7073 1 0 22:04 ? 00:00:00 ora_cjq0_orcl
oracle 7075 1 0 22:05 ? 00:00:00 ora_q000_orcl
oracle 7077 1 0 22:05 ? 00:00:00 ora_q001_orcl
把oracle配置文件最后一行改为yes，/etc/oratab
[oracle@adg ~]$ cat /etc/oratab
..........................
orcl:/data/app/oracle/product/11.2.0.4/db_1:Y
5,开始搭建配置ADG
5.1，编辑修改网络服务名配置文件tnsnames.ora，
编辑修改网络服务名配置文件tnsnames.ora，要保证主库和备库的tnsnames.ora文件中的内容完全相同，可以修改后直接传给备库。
注意：配置文件中的oraclpri和orclsty一定要等于pfile文件中的dbuniquename，否则可能会无法同步
主：
[oracle@adg ~]$ cp $ORACLE_HOME/network/admin/tnsnames.ora $ORACLE_HOME/network/admin/tnsnames.ora.bak`date +%F`
[oracle@adg ~]$ cat $ORACLE_HOME/network/admin/tnsnames.ora
# tnsnames.ora Network Configuration File: /data/app/oracle/product/11.2.0.4/db_1/network/admin/tnsnames.ora
# Generated by Oracle configuration tools.
ORCL =
(DESCRIPTION =
(ADDRESS = (PROTOCOL = TCP)(HOST = adg)(PORT = 1521))
(CONNECT_DATA =
(SERVER = DEDICATED)
(SERVICE_NAME = orcl)
)
)
orcl_pri =
(DESCRIPTION =
(ADDRESS_LIST =
(ADDRESS = (PROTOCOL = TCP)(HOST = adg)(PORT = 1521))
)
(CONNECT_DATA =
(SERVICE_NAME = orcl)
(SERVER = DEDICATED)
)
)
orcl_sty =
(DESCRIPTION =
(ADDRESS_LIST =
(ADDRESS = (PROTOCOL = TCP)(HOST = dg)(PORT = 1521))
)
(CONNECT_DATA =
(SERVICE_NAME = orcl)
(SERVER = DEDICATED)
)
)
备：
[oracle@dg ~]$ cp $ORACLE_HOME/network/admin/tnsnames.ora $ORACLE_HOME/network/admin/tnsnames.ora.bak`date +%F`
[oracle@dg ~]$ cat $ORACLE_HOME/network/admin/tnsnames.ora
ORCL =
(DESCRIPTION =
(ADDRESS_LIST =
(ADDRESS = (PROTOCOL = TCP)(HOST = dg)(PORT = 1521))
)
(CONNECT_DATA =
(SERVICE_NAME = orcl)
(SERVER = DEDICATED)
)
)
orcl_pri =
(DESCRIPTION =
(ADDRESS_LIST =
(ADDRESS = (PROTOCOL = TCP)(HOST = adg)(PORT = 1521))
)
(CONNECT_DATA =
(SERVICE_NAME = orcl)
(SERVER = DEDICATED)
)
)
orcl_sty =
(DESCRIPTION =
(ADDRESS_LIST =
(ADDRESS = (PROTOCOL = TCP)(HOST = dg)(PORT = 1521))
)
(CONNECT_DATA =
(SERVICE_NAME = orcl)
(SERVER = DEDICATED)
)
)
5.2，主备都要重启监听
[oracle@adg ~]$ lsnrctl stop ; lsnrctl start ; lsnrctl reload
[oracle@dg ~]$ lsnrctl stop ; lsnrctl start ; lsnrctl reload
5.3，配置完后，确保任意一端都可以tnsping通自己和对方
主：
[oracle@adg ~]$ tnsping orcl_pri
TNS Ping Utility for Linux: Version 11.2.0.4.0 - Production on 28-OCT-2019 03:50:06
Copyright (c) 1997, 2013, Oracle. All rights reserved.
Used parameter files:
Used TNSNAMES adapter to resolve the alias
Attempting to contact (DESCRIPTION = (ADDRESS_LIST = (ADDRESS = (PROTOCOL = TCP)(HOST = adg)(PORT = 1521))) (CONNECT_DATA = (SERVICE_NAME = orcl) (SERVER = DEDICATED)))
OK (0 msec)
[oracle@adg ~]$ tnsping orcl_sty
TNS Ping Utility for Linux: Version 11.2.0.4.0 - Production on 28-OCT-2019 03:50:09
Copyright (c) 1997, 2013, Oracle. All rights reserved.
Used parameter files:
Used TNSNAMES adapter to resolve the alias
Attempting to contact (DESCRIPTION = (ADDRESS_LIST = (ADDRESS = (PROTOCOL = TCP)(HOST = dg)(PORT = 1521))) (CONNECT_DATA = (SERVICE_NAME = orcl) (SERVER = DEDICATED)))
OK (0 msec)
[oracle@adg ~]$ tnsping $HOSTNAME
TNS Ping Utility for Linux: Version 11.2.0.4.0 - Production on 28-OCT-2019 03:50:20
Copyright (c) 1997, 2013, Oracle. All rights reserved.
Used parameter files:
Used HOSTNAME adapter to resolve the alias
Attempting to contact (DESCRIPTION=(CONNECT_DATA=(SERVICE_NAME=))(ADDRESS=(PROTOCOL=TCP)(HOST=192.168.25.44)(PORT=1521)))
OK (0 msec)
备：
oracle@dg ~]$ tnsping orcl_pri
TNS Ping Utility for Linux: Version 11.2.0.4.0 - Production on 28-OCT-2019 03:50:52
Copyright (c) 1997, 2013, Oracle. All rights reserved.
Used parameter files:
Used TNSNAMES adapter to resolve the alias
Attempting to contact (DESCRIPTION = (ADDRESS_LIST = (ADDRESS = (PROTOCOL = TCP)(HOST = adg)(PORT = 1521))) (CONNECT_DATA = (SERVICE_NAME = orcl) (SERVER = DEDICATED)))
OK (0 msec)
[oracle@dg ~]$ tnsping orcl_sty
TNS Ping Utility for Linux: Version 11.2.0.4.0 - Production on 28-OCT-2019 03:50:54
Copyright (c) 1997, 2013, Oracle. All rights reserved.
Used parameter files:
Used TNSNAMES adapter to resolve the alias
Attempting to contact (DESCRIPTION = (ADDRESS_LIST = (ADDRESS = (PROTOCOL = TCP)(HOST = dg)(PORT = 1521))) (CONNECT_DATA = (SERVICE_NAME = orcl) (SERVER = DEDICATED)))
OK (0 msec)
[oracle@dg ~]$ tnsping $HOSTNAME
TNS Ping Utility for Linux: Version 11.2.0.4.0 - Production on 28-OCT-2019 03:51:00
Copyright (c) 1997, 2013, Oracle. All rights reserved.
Used parameter files:
Used HOSTNAME adapter to resolve the alias
Attempting to contact (DESCRIPTION=(CONNECT_DATA=(SERVICE_NAME=))(ADDRESS=(PROTOCOL=TCP)(HOST=192.168.25.45)(PORT=1521)))
OK (0 msec)
5.4，如果tnsping不通
如果tnsping不通，报如下错误
TNS-12543: TNS:destination host unreachable
报错原因是1521的端口没有开放
解决方法：
（不确定是否都可以解决，但是我确实用这个解决了）
在/etc/sysconfig/iptables 这个配置文件里添加一条开放1521端口的策略
-A INPUT -m state --state NEW -m tcp -p tcp --dport 1521-j ACCEPT
在进目录的时候会发现，centos7里并没有这个文件目录，所以我们需要安装iptables，iptables-services
执行下面命令
[root@adg ~]# systemctl stop firewalld
[root@adg ~]# systemctl mask firewalld
Created symlink from /etc/systemd/system/firewalld.service to /dev/null.
[root@adg ~]# yum install -y iptables && yum -y install iptables-services
然后再添加下面的策略
用root用户添加
-A INPUT -m state --state NEW -m tcp -p tcp --dport 1521 -j ACCEPT
添加完成之后，重启防火墙
[root@adg ~]# cat /etc/sysconfig/iptables
# sample configuration for iptables service
# you can edit this manually or use system-config-firewall
# please do not ask us to add additional ports/services to this default configuration
*filter
:INPUT ACCEPT [0:0]
:FORWARD ACCEPT [0:0]
:OUTPUT ACCEPT [0:0]
-A INPUT -m state --state RELATED,ESTABLISHED -j ACCEPT
-A INPUT -p icmp -j ACCEPT
-A INPUT -i lo -j ACCEPT
-A INPUT -p tcp -m state --state NEW -m tcp --dport 22 -j ACCEPT
-A INPUT -j REJECT --reject-with icmp-host-prohibited
-A FORWARD -j REJECT --reject-with icmp-host-prohibiteda
-A INPUT -m state --state NEW -m tcp -p tcp --dport 1521 -j ACCEPT
COMMIT
[root@adg ~]# systemctl restart iptables
重启之后还是tnsping不通那就关闭一下防火墙
[root@adg ~]# systemctl stop iptables.service
6，主库配置
6.1，启用归档模式
6.1.1，启动主库startup
[oracle@adg ~]$ sqlplus / as sysdba
SQL> startup
SQL> set linesize 3000 pagesize 300;
---查看数据库状态
SQL> select NAME,OPEN_MODE,LOG_MODE,PROTECTION_MODE,ACTIVATION#,SWITCHOVER#,SWITCHOVER_STATUS,database_role from v$database; NAME OPEN_MODE LOG_MODE PROTECTION_MODE ACTIVATION# SWITCHOVER# SWITCHOVER_STATUS DATABASE_ROLE
--------- -------------------- ------------ -------------------- ----------- ----------- -------------------- ----------------
ORCL READ WRITE NOARCHIVELOG MAXIMUM PERFORMANCE 1550559822 1550559822 NOT ALLOWED PRIMARY SQL> select status from v$instance; STATUS
------------
OPEN
6.1.2，开启强制日志
SQL> set pagesize 50
SQL> set linesize 300
---查看归档是否开启，是否为强制日志，LOG_MODE为NOARCHIVELOG说明没有开启归档，FOR为YES说明为FORCE强制
SQL> select name,log_mode,force_logging from v$database; NAME LOG_MODE FOR
--------- ------------ ---
ORCL NOARCHIVELOG NO
---开启日志，修改数据库为强制日志，这是必须的操作，主库的每一步操作都得记录到日志中去。
--安装时开启过了，如果没有开启强制日志，则：
SQL> alter database force logging; Database altered. SQL> select name,log_mode,force_logging from v$database; NAME LOG_MODE FOR
--------- ------------ ---
ORCL NOARCHIVELOG YES
---如果取消force logging 命令则：
SQL> alter database no force logging;
6.1.3，开启归档
存放主库的归档日志文件的目录会和其他数据文件等等一起拷贝到备库。
---查看归档日志路径
SQL> show parameter recover; NAME TYPE VALUE
------------------------------------ ----------- ------------------------------
db_recovery_file_dest string /data/app/oracle/fast_recovery
_area
db_recovery_file_dest_size big integer 4182M
db_unrecoverable_scn_tracking boolean TRUE
recovery_parallelism integer 0
---如果没有归档路径或者想换个归档路径，则可以用下面的命令，路径自定义
SQL> !mkdir /data/app/oracle/fast_recovery_area;
SQL> alter system set db_recovery_file_dest='/data/app/oracle/fast_recovery_area' scope=both;
--查看归档是否开启，是否为强制日志，LOG_MODE为NOARCHIVELOG说明没有开启归档，FOR为YES说明为FORCE强制
SQL> select log_mode,force_logging from v$database;
LOG_MODE FOR
------------ ---
NOARCHIVELOG YES
---设归档大小
SQL> alter system set db_recovery_file_dest_size=50G scope=both; System altered. ---关闭数据库
SQL> shutdown immediate;
Database closed.
Database dismounted.
ORACLE instance shut down. ---重启至mount状态，挂载数据库
SQL> startup mount;
ORACLE instance started. Total System Global Area 2455228416 bytes
Fixed Size 2255712 bytes
Variable Size 620758176 bytes
Database Buffers 1811939328 bytes
Redo Buffers 20275200 bytes
Database mounted.
--启用归档--修改数据库为归档模式，因为dg是通过传送归档日志到备库然后应用来保证主备库一致的。
--在Oracle 11g，开启archive log模式时，默认归档目录为db_recovery_file_dest指定。
SQL> alter database archivelog; Database altered.
---打开数据库
SQL> alter database open; Database altered. ---再次查看归档配置是否生效
SQL> select name,log_mode,force_logging from v$database; NAME LOG_MODE FOR
--------- ------------ ---
ORCL ARCHIVELOG YES SQL> archive log list;
Database log mode Archive Mode
Automatic archival Enabled
Archive destination USE_DB_RECOVERY_FILE_DEST
Oldest online log sequence 3
Next log sequence to archive 5
Current log sequence 5
---此处注意要切一次归档日志，然后用archive log list;看一下，新的目录会立即投入到当前环境
SQL> alter system switch logfile; System altered. SQL> archive log list;
Database log mode Archive Mode
Automatic archival Enabled
Archive destination USE_DB_RECOVERY_FILE_DEST
Oldest online log sequence 4
Next log sequence to archive 6
Current log sequence 6 ---此时验证新的归档日志有没有在目标目录生成
SQL> !ls /data/app/oracle/fast_recovery_area/ORCL/archivelog/2019_10_28/o1_mf_1_5_gvf8flgr_.arc
/data/app/oracle/fast_recovery_area/ORCL/archivelog/2019_10_28/o1_mf_1_5_gvf8flgr_.arc
6.2，创建standby redo log
主库添加 standby redo log：大小和 online redo 相同，比 online redo group 多一组的备份文件
---查看现有的备份文件
SQL> set lin 8000 pages 3000;
SQL> select * from v$logfile; GROUP# STATUS TYPE MEMBER IS_
---------- ------- ------- --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- ---
3 ONLINE /data/app/oracle/oradata/orcl/redo03.log NO
2 ONLINE /data/app/oracle/oradata/orcl/redo02.log NO
1 ONLINE /data/app/oracle/oradata/orcl/redo01.log NO ---查看当前日志组状态
SQL> select group#,sequence#,members,bytes/1024/1024,status from v$log order by GROUP#; GROUP# SEQUENCE# MEMBERS BYTES/1024/1024 STATUS
---------- ---------- ---------- --------------- ----------------
1 4 1 50 INACTIVE
2 5 1 50 INACTIVE
3 6 1 50 CURRENT
--主库添加 standby redo log：大小和 online redo 相同，比 online redo group 多一组。注意GROUP X 要增加，redoX.log也要增加，我犯过一次错误是只改了GROUP 4，GROUP 5，GROUP 6，GROUP 7，即没有/data/app/oracle/oradata/orcl/redo04.log中的redo04.log，都是redo04.log，而应该是redo04.log，redo05.log，redo06.log，redo07.log，
SQL> alter database add standby logfile group 4 ('/data/app/oracle/oradata/orcl/redo04.log') size 50M; Database altered. SQL> alter database add standby logfile group 5 ('/data/app/oracle/oradata/orcl/redo05.log') size 50M; Database altered. SQL> alter database add standby logfile group 6 ('/data/app/oracle/oradata/orcl/redo06.log') size 50M; Database altered. SQL> alter database add standby logfile group 7 ('/data/app/oracle/oradata/orcl/redo07.log') size 50M; Database altered. 再次查看：
SQL> select * from v$logfile order by group#; GROUP# STATUS TYPE MEMBER IS_
---------- ------- ------- --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- ---
1 ONLINE /data/app/oracle/oradata/orcl/redo01.log NO
2 ONLINE /data/app/oracle/oradata/orcl/redo02.log NO
3 ONLINE /data/app/oracle/oradata/orcl/redo03.log NO
4 STANDBY /data/app/oracle/oradata/orcl/redo04.log NO
5 STANDBY /data/app/oracle/oradata/orcl/redo05.log NO
6 STANDBY /data/app/oracle/oradata/orcl/redo06.log NO
7 STANDBY /data/app/oracle/oradata/orcl/redo07.log NO 7 rows selected. SQL> select group#,sequence#,members,bytes/1024/1024,status from v$log; GROUP# SEQUENCE# MEMBERS BYTES/1024/1024 STATUS
---------- ---------- ---------- --------------- ----------------
1 4 1 50 INACTIVE
2 5 1 50 INACTIVE
3 6 1 50 CURRENT
--查看备机日志生成方式，此处MANUAL为手工方式，建议改为自动方式
SQL> show parameter standby; NAME TYPE VALUE
------------------------------------ ----------- ------------------------------
standby_archive_dest string ?/dbs/arch
standby_file_management string MANUAL
SQL> alter system set standby_file_management=auto scope=both; System altered. SQL> show parameter standby; NAME TYPE VALUE
------------------------------------ ----------- ------------------------------
standby_archive_dest string ?/dbs/arch
standby_file_management string AUTO 查看刚刚添加的数据文件是否在内
SQL> select * from v$logfile order by group#; GROUP# STATUS TYPE MEMBER IS_
---------- ------- ------- --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- ---
1 ONLINE /data/app/oracle/oradata/orcl/redo01.log NO
2 ONLINE /data/app/oracle/oradata/orcl/redo02.log NO
3 ONLINE /data/app/oracle/oradata/orcl/redo03.log NO
4 STANDBY /data/app/oracle/oradata/orcl/redo04.log NO
5 STANDBY /data/app/oracle/oradata/orcl/redo05.log NO
6 STANDBY /data/app/oracle/oradata/orcl/redo06.log NO
7 STANDBY /data/app/oracle/oradata/orcl/redo07.log NO 7 rows selected.
--查看standby 日志组的信息：
SQL> select group#,sequence#,status,bytes/1024/1024 from v$standby_log; GROUP# SEQUENCE# STATUS BYTES/1024/1024
---------- ---------- ---------- ---------------
4 0 UNASSIGNED 50
5 0 UNASSIGNED 50
6 0 UNASSIGNED 50
7 0 UNASSIGNED 50
6.3,拷贝密码文件
在Primary上创建密码文件（此步骤只在主库上做） ，注意如果主库的sys用户的密码更改了则密码文件也就会跟着变了则此时需要重启拷贝密码文件到备库的$ORACLE_HOME/dbs/目录才行。
注：经实测此步不用做也可以，因为密码文件本来就是有的，就是$ORACLE_HOME/dbs/orapworcl文件，而我们在拷贝参数文件到备库时会把整个$ORACLE_HOME/dbs/*拷贝到备库。
注意：主备库分别创建自己的密码文件好像有问题，备库的密码文件需要跟主库保持一致，否则导致日志传输不到备库。我最后是将主库的密码文件直接copy到备库的$ORACLE_HOME/dbs/目录即可，有的说拷贝到备库后把这个密码文件进行重命名后使用而实际不用重命名也可以。
主备库的密码文件要相同
[oracle@adg dbs]$ mkdir -p /data/app/rman_backup
[oracle@adg dbs]$ pwd
/data/app/oracle/product/11.2.0.4/db_1/dbs
[oracle@adg dbs]$ cp orapworcl /data/app/rman_backup/ #正常都是有的，没有的话则创建一个密码文件即可，要保持主备密码文件名相同，否则同步可能出现错误
[oracle@adg ~]$ cd $ORACLE_HOME/dbs/
[oracle@adg ~]$ orapwd file=orapworcl password=oracle force=y
6.4，修改参数文件
6.4.1，生成pfile
SQL> sqlplus / as sysdba
SQL> select status from v$instance; STATUS
------------
OPEN
----这里创建pfile是为了做一些主库参数的配置，并且还得拷贝到备库再次修改成备库的配置。
SQL> select open_mode,database_role,db_unique_name from v$database; OPEN_MODE DATABASE_ROLE DB_UNIQUE_NAME
-------------------- ---------------- ------------------------------
READ WRITE PRIMARY orcl 在主库上通过 SQL> select name from v$datafile; 查看对应的路径目录，用于*.db_file_name_convert
SQL> select name from v$datafile; NAME
--------------------------------------------------------------------------------
/data/app/oracle/oradata/orcl/system01.dbf
/data/app/oracle/oradata/orcl/sysaux01.dbf
/data/app/oracle/oradata/orcl/undotbs01.dbf
/data/app/oracle/oradata/orcl/users01.dbf
---在主库上通过 SQL> select * from v$logfile; 查看对应的路径目录；用于*.log_file_name_convert
SQL> select * from v$logfile;
SQL> shutdown immediate;
Database closed.
Database dismounted.
ORACLE instance shut down.
6.4.2 ，修改pfile
什么是pfile文件：初始化参数文件（Initialization Parameters Files），Oracle 9i之前，ORACLE一直采用PFILE方式存储初始化参数，该文件为文本文件。
什么是sfile文件：服务器参数文件（Server Parameter Files），从Oracle 9i开始，Oracle引入了SPFILE文件，该文件为二进制格式，不能通过手工修改。
区别：PFILE是文本文件的，而SPFILE是二进制格式的。PFILE文件可以用文本编辑器打开手工配置、而SPFILE不行，只能通过SQL命令在线修改。从操作系统上可以看到这两者的区别，初始化参数文件为ASCII文本文件，SPFILE为数据文件。
[oracle@adg dbs]$ cat initorcl.ora
orcl.__db_cache_size=6006243328
orcl.__java_pool_size=100663296
orcl.__large_pool_size=117440512
orcl.__oracle_base='/data/app/oracle'#ORACLE_BASE set from environment
orcl.__pga_aggregate_target=2466250752
orcl.__sga_target=7381975040
orcl.__shared_io_pool_size=0
orcl.__shared_pool_size=1107296256
orcl.__streams_pool_size=0
*.audit_file_dest='/data/app/oracle/admin/orcl/adump'
*.audit_trail='db'
*.compatible='11.2.0.4.0'
#指定控制文件路径
*.control_files='/data/app/oracle/oradata/orcl/control01.ctl','/data/app/oracle/fast_recovery_area/orcl/control02.ctl'
*.db_block_size=8192
*.db_domain=''
*.db_files=2000
*.db_name='orcl'
*.db_recovery_file_dest='/data/app/oracle/fast_recovery_area'
*.db_recovery_file_dest_size=53687091200
*.diagnostic_dest='/data/app/oracle'
*.dispatchers='(PROTOCOL=TCP) (SERVICE=orclXDB)'
*.open_cursors=300
*.pga_aggregate_target=2459959296
*.processes=1500
#启用本地密码，默认即可
*.remote_login_passwordfile='EXCLUSIVE'
*.sessions=1500
*.sga_target=7379877888
*.standby_file_management='AUTO'
*.undo_tablespace='UNDOTBS1'
在最后添加如下内容
*.db_unique_name='orcl_pri'
#主节点
*.fal_server='orcl_sty'
#当前节点
*.fal_client='orcl_pri'
#dbf文件路径转换
*.db_file_name_convert='/data/app/oracle/oradata/orcl/','/data/app/oracle/oradata/orcl/'
#日志文件路径转换
*.log_file_name_convert='/data/app/oracle/oradata/orcl/','/data/app/oracle/oradata/orcl/'
#归档配置
*.log_archive_config='dg_config=(orcl_pri,orcl_sty)'
#本地归档
*.log_archive_dest_1='LOCATION=USE_DB_RECOVERY_FILE_DEST valid_for=(all_logfiles,all_roles) db_unique_name=orcl_pri'
#远程归档
*.log_archive_dest_2='service=orcl_sty LGWR ASYNC valid_for=(online_logfiles,primary_role) db_unique_name=orcl_sty'
*.log_archive_dest_state_1='ENABLE'
*.log_archive_dest_state_2='ENABLE'
参数说明：
*.db_unique_name='orcl_pri' --这里是主库的标识名称，如果是备库则要改为orcl_sty *.fal_server='orcl_sty' --这里是在主库上，要填写备份数据库的SID，自己是client，远端是server *.fal_client='orcl_pri' --这里是在主库上，要填写主数据库的SID，自己是client，远端是server *.standby_file_management=auto *.remote_login_passwordfile='EXCLUSIVE' --# 启用本地密码，默认即可 *.db_file_name_convert='/data/app/oracle/oradata/orcl/','/data/app/oracle/oradata/orcl/'
【注1】：db_file_name_convert 主数据库和备用数据库的数据文件转换目录对映（如果两数据库的目录结构不一样），如果有多个对映，逐一指明对映关系。一对一映射设定
*.db_file_name_convert='/opt/oracle/oraInventory/oradata/oracle','/opt/oracle/oraInventory/oradata/standby'；多对多映射设定
*.db_file_name_convert='/opt/oracle/oraInventory/oradata/oracle','/home/ldai/testdb','/opt/oracle/oraInventory/oradata/standby','/home/ldai/testdb/standby'
【注2】：在主库上通过 SQL> select name from v$datafile; 查看对应的路径目录；
【注3】：在主库pfile配置文件中，第一个路径是备库的路径，第二个路径是主库的路径，这点是比较特别的，和常规的情况是相反的；在备库pfile配置文件中，第一个路径是主库的路径，第二个路径是备库的路径，这点是比较特别的，和常规的情况是相反的；
【注4】：这个转换目录可以不相同，比如主库为/data/app/oracle/oradata/orcl_pri，备库为/data/app/oracle/oradata/orcl_sty。
【注5】：格式应保持一致，比如"*.db_file_name_convert='+DG1/db/datafile','+DATAGRP/db/datafile/' ”，路径少了一个"/”，将导致standby apply失败。 *.log_file_name_convert='/data/app/oracle/oradata/orcl/','/data/app/oracle/oradata/orcl/'
【注1】：在线联机redo onlinelog日志文件转换目录，特别注意是是在线联机重做onlinelog日志，不是archivelog日志；
【注2】：在主库上通过 SQL> select * from v$logfile; 查看对应的路径目录；
【注3】：在主库pfile配置文件中，第一个路径是备库的路径，第二个路径是主库的路径，这点是比较特别的，和常规的情况是相反的；在备库pfile配置文件中，第一个路径是主库的路径，第二个路径是备库的路径，这点是比较特别的，和常规的情况是相反的；
【注4】：这个转换目录可以不相同，比如主库为/data/app/oracle/oradata/orcl_pri，备库为/data/app/oracle/oradata/orcl_sty。
【注5】：格式应保持一致，比如"*.log_file_name_convert='+DG1/db/datafile','+DATAGRP/db/datafile/' ”，路径少了一个"/”，将导致standby apply失败。 *.log_archive_config='dg_config=(orcl_pri,orcl_sty)' --主备库配置是一样的，pri主数据库SID，std备份数据库SID *.log_archive_dest_1='location=/data/app/oracle/oradata/orcl valid_for=(all_logfiles,all_roles) db_unique_name=orcl_pri' --主数据库的归档日志路径和SID，主库归档本地位置 *.log_archive_dest_2='service=orcl_sty LGWR ASYNC valid_for=(online_logfiles,primary_role) db_unique_name=orcl_sty' --备份数据库的SID，主库归档远程位置，如果是最大性能模式则写成LGWR ASYNC，如果是最大可用模式则写成LGWR SYNC AFFIRM；下面有详细说明。 *.log_archive_dest_state_1='ENABLE'
*.log_archive_dest_state_2='ENABLE' 具体说明之dbname和dbunique_name：
DG主库和备库的dbname必须一致，dbunique_name不一致。下面是查询的SQL语句，查询的结果主库为orcl，这里不用专门修改，通过上面的pfile文件进行定义就可以啦，
具体说明之falserver和falclient：
FAL_CLIENT和FAL_SERVER是配置dataguard用到的两个参数,FAL指获取归档日志(Fetch Archived Log) 在一定的条件下，或者因为网络失败，或者因为资源紧张，会在primary和standby之间产生裂隙，也就是有些归档日志没有及时的传输并应用到standby库。因为MRP(managed recovery process)/LSP(logical standby process)没有与primary直接通讯的能力来获取丢失的归档日志。因此这些gaps通过FAL客户和服务器来解决，由初始化参数定义FAL_CLIENT和FAL_SERVER。 FAL_SERVER指定一个Oracle Net service name,standby数据库使用这个参数连接到FAL server,这个参数适用于standby站点。比如,FAL_SERVER = PrimaryDB,此处PrimaryDB是一个TNS name,指向primary库。 FAL_CLIENT指定一个FAL客户端的名字，以便FAL Server可以引用standby库，这也是一个TNS name，primary库必须适当配置此TNS name指向stanby库。这个参数也是在standby库端设置。比如，FAL_CLIENT = StandbyDB,StandbyDB是standby库的TNS name。 FAL_CLIENT和FAL_SERVER应该成对设置或改变。 这两个参数只需在standby库设置，但也可以在primary库设置这两个参数，以方便switchover或failover时primary库转变为standby角色。 fal_client也是设置本身,
fal_server是对方 FAL_SERVER：用来指定出现GAP的时候重哪里取归档日志。
FAL_CLENT：用来制动把GAP发送到哪里。 关于*.logarchivedest_2的LGWR SYNC(同步)或ASYNC(异步)：
LGWR还分为LGWR ASYNC(异步)和LGWR SYNC(同步)两种。
| 最大保护 | 最大可用 | 最大性能 | |
|---|---|---|---|
| 进程 | LGWR | LGWR | LGWR或ARCH |
| 网络传输模式 | SYNC | SYNC | LGWR时设置ASYNC |
| 磁盘写操作 | AFFIRM | AFFIRM | NOAFFIRM |
| 备用日志 | YES | 物理备用需要 | LGWR和物理备用时需要 |
| 备用库类型 | 物理Standby | 物理或逻辑 | 物理或逻辑 |
最大保护(maximize protection):最高级别的保护模式。primay上的事务在commit前必须确认redo已经传递到至少一个standby上，如果所有standby不可用，则primary会挂起。该模式能保证零数据丢失。对于最大保护和最高可用性模式，Standby数据库必须配置standby redo log，并且oracle推荐所有数据库都使用LGWR ASYNC模式传输。
如果是最大性能模式则写成LGWR ASYNC，如果是最大可用模式则写成LGWR SYNC AFFIRM；
6.4.3,生成spfile
什么是pfile文件：初始化参数文件（Initialization Parameters Files），Oracle 9i之前，ORACLE一直采用PFILE方式存储初始化参数，该文件为文本文件。
什么是sfile文件：服务器参数文件（Server Parameter Files），从Oracle 9i开始，Oracle引入了SPFILE文件，该文件为二进制格式，不能通过手工修改。
区别：PFILE是文本文件的，而SPFILE是二进制格式的。PFILE文件可以用文本编辑器打开手工配置、而SPFILE不行，只能通过SQL命令在线修改。从操作系统上可以看到这两者的区别，初始化参数文件为ASCII文本文件，SPFILE为数据文件。
--用pfile启动主库，并创建spfile
SQL> startup nomount pfile='/data/app/oracle/product/11.2.0.4/db_1/dbs/initorcl.ora'
ORACLE instance started. Total System Global Area 7349010432 bytes
Fixed Size 2267464 bytes
Variable Size 1728054968 bytes
Database Buffers 5603590144 bytes
Redo Buffers 15097856 bytes SQL> create spfile from pfile; File created. SQL> shutdown abort;
ORACLE instance shut down.
SQL> startup
ORACLE instance started. Total System Global Area 7349010432 bytes
Fixed Size 2267464 bytes
Variable Size 1728054968 bytes
Database Buffers 5603590144 bytes
Redo Buffers 15097856 bytes
Database mounted.
Database opened.
---查看当前数据库是否使用spfile启动，（如下，若有路径则证明数据库是使用spfile启动的，若没有值，则说明是用pfile启动的）
SQL> show parameter spfile; NAME TYPE VALUE
------------------------------------ ----------- ------------------------------
spfile string /data/app/oracle/product/11.2.
0.4/db_1/dbs/spfileorcl.ora ---两确认数据库已经启用归档模式和强制日志模式；
SQL> select name,log_mode,force_logging from v$database; NAME LOG_MODE FOR
--------- ------------ ---
ORCL ARCHIVELOG YES ---复制一份到/data/app/rman_backup/目录用于后面拷贝到备库
SQL> create pfile='/data/app/rman_backup/initphydb1.ora' from spfile; File created.
6.5，配置最大性能模式
SQL> startup
ORACLE instance started
---查看数据库的保护模式
SQL> select database_role,protection_mode,protection_level,open_mode from v$database; DATABASE_ROLE PROTECTION_MODE PROTECTION_LEVEL OPEN_MODE
---------------- -------------------- -------------------- --------------------
PRIMARY MAXIMUM PERFORMANCE MAXIMUM PERFORMANCE READ WRITE ---如果不是最大性能模式，则：（目前不需要修改）
SQL> alter database set standby database to MAXIMIZE PERFORMANCE;
Database altered. SQL> exit
说明如下：
DataGuard的三种数据保护模式：
（1）MAXIMIZE PROTECTION（最大保护模式）： alter database set standby database to MAXIMIZE PROTECTION; 最大数据保护与无数据分歧，LGWR将同时传送到备用节点，在主节点事务确认之前，备用节点也必须完全收到日志数据。如果网络不好，引起LGWR不能传送数据，将引起严重的性能问题，导致主节点DOWN机。如果出现了什么故障导致 standby数据库不可用的话，primary 数据库会被shutdown。不适合在生产环境种应用。
（2）MAXIMIZE AVAILABILITY（最大可用模式）： alter database set standby database to maximize availability; 无数据丢失模式，允许数据分歧，允许异步传送。正常情况下运行在最大保护模式，在主节点与备用节点的网络断开或连接不正常时，自动切换到最大性能模式，主节点的操作还是可以继续的。在网络不好的情况下有较大的性能影响。对数据库性能有影响，数据丢失相对最大性能模式要小。 不受备库影响。
（3）MAXIMIZE PERFORMANCE（最大性能模式）： alter database set standby database to MAXIMIZE PERFORMANCE; 最大性能模式是默认的保护模式。这种模式应当可以说是从8i继承过来的备用服务器模式，异步传送，无数据同步检查，可能丢失数据，但是能获得主节点的最大性能。在主数据库出现故障的情况下，可能有一些在主数据库上提交了的事务没有传输到备用数据库中。Primary不受影响备库影响。
6.6，创建standby的控制文件
在Primary上创建Standby Database的控制文件（此步骤只在主库上做） ，生成控制文件的保存位置官方文档中是在/tmp目录，
注：经实测此步不用创建也可以，因为后面我们用rman恢复备库的时候也直接会把控制文件给恢复过去的。
[oracle@adg ~]$ sqlplus / as sysdba
SQL> select status from v$instance; STATUS
------------
OPEN SQL> alter database create standby controlfile as '/data/app/rman_backup/standby.ctl'; Database altered.
SQL> ! ls -l /data/app/rman_backup/standby.ctl
-rw-r----- 1 oracle oinstall 9748480 Oct 28 21:49 /data/app/rman_backup/standby.ctl
SQL> ! du -sh /data/app/rman_backup/standby.ctl
9.3M /data/app/rman_backup/standby.ctl
6.7，RMAN 备份数据库
6.7.1，使用rman对database和archive log进行备份
注意：备份的时候一定要注意空间的大小，rman备份的数据非常的大，
[oracle@adg ~]$ rman target /
RMAN> run {
allocate channel c1 type disk;
allocate channel c2 type disk;
allocate channel c3 type disk;
allocate channel c4 type disk;
backup database format '/data/app/rman_backup/FULL_%U.bak';
backup archivelog all format '/data/app/rman_backup/ARC_%U.bak';
release channel c1;
release channel c2;
release channel c3;
release channel c4;
12> }
released channel: ORA_DISK_1
allocated channel: c1
channel c1: SID=1146 device type=DISK allocated channel: c2
channel c2: SID=1718 device type=DISK allocated channel: c3
channel c3: SID=579 device type=DISK allocated channel: c4
channel c4: SID=1714 device type=DISK Starting backup at 2019-10-28 22:27:10
channel c1: starting full datafile backup set
channel c1: specifying datafile(s) in backup set
input datafile file number=00001 name=/data/app/oracle/oradata/orcl/system01.dbf
channel c1: starting piece 1 at 2019-10-28 22:27:10
channel c2: starting full datafile backup set
channel c2: specifying datafile(s) in backup set
input datafile file number=00002 name=/data/app/oracle/oradata/orcl/sysaux01.dbf
channel c2: starting piece 1 at 2019-10-28 22:27:10
channel c3: starting full datafile backup set
channel c3: specifying datafile(s) in backup set
input datafile file number=00003 name=/data/app/oracle/oradata/orcl/undotbs01.dbf
channel c3: starting piece 1 at 2019-10-28 22:27:10
channel c4: starting full datafile backup set
channel c4: specifying datafile(s) in backup set
channel c3: finished piece 1 at 2019-10-28 22:27:11
piece handle=/data/app/rman_backup/FULL_06uffu5u_1_1.bak tag=TAG20191028T222710 comment=NONE
channel c3: backup set complete, elapsed time: 00:00:01
channel c3: starting full datafile backup set
channel c3: specifying datafile(s) in backup set
input datafile file number=00004 name=/data/app/oracle/oradata/orcl/users01.dbf
channel c3: starting piece 1 at 2019-10-28 22:27:49
including current control file in backup set
channel c4: starting piece 1 at 2019-10-28 22:27:49
channel c2: finished piece 1 at 2019-10-28 22:27:49
piece handle=/data/app/rman_backup/FULL_05uffu5u_1_1.bak tag=TAG20191028T222710 comment=NONE
channel c2: backup set complete, elapsed time: 00:00:39
channel c2: starting full datafile backup set
channel c2: specifying datafile(s) in backup set
including current SPFILE in backup set
channel c2: starting piece 1 at 2019-10-28 22:27:49
channel c1: finished piece 1 at 2019-10-28 22:27:50
piece handle=/data/app/rman_backup/FULL_04uffu5u_1_1.bak tag=TAG20191028T222710 comment=NONE
channel c1: backup set complete, elapsed time: 00:00:40
channel c2: finished piece 1 at 2019-10-28 22:27:50
piece handle=/data/app/rman_backup/FULL_09uffu75_1_1.bak tag=TAG20191028T222710 comment=NONE
channel c2: backup set complete, elapsed time: 00:00:01
channel c3: finished piece 1 at 2019-10-28 22:27:50
piece handle=/data/app/rman_backup/FULL_08uffu70_1_1.bak tag=TAG20191028T222710 comment=NONE
channel c3: backup set complete, elapsed time: 00:00:01
channel c4: finished piece 1 at 2019-10-28 22:27:50
piece handle=/data/app/rman_backup/FULL_07uffu5u_1_1.bak tag=TAG20191028T222710 comment=NONE
channel c4: backup set complete, elapsed time: 00:00:01
Finished backup at 2019-10-28 22:27:50 Starting backup at 2019-10-28 22:27:50
current log archived
channel c1: starting archived log backup set
channel c1: specifying archived log(s) in backup set
input archived log thread=1 sequence=5 RECID=1 STAMP=1022818035
input archived log thread=1 sequence=6 RECID=2 STAMP=1022821489
channel c1: starting piece 1 at 2019-10-28 22:27:51
channel c2: starting archived log backup set
channel c2: specifying archived log(s) in backup set
input archived log thread=1 sequence=7 RECID=3 STAMP=1022821495
input archived log thread=1 sequence=8 RECID=4 STAMP=1022850054
channel c2: starting piece 1 at 2019-10-28 22:27:51
channel c3: starting archived log backup set
channel c3: specifying archived log(s) in backup set
input archived log thread=1 sequence=9 RECID=5 STAMP=1022882412
channel c3: starting piece 1 at 2019-10-28 22:27:51
channel c4: starting archived log backup set
channel c4: specifying archived log(s) in backup set
input archived log thread=1 sequence=10 RECID=6 STAMP=1022882421
input archived log thread=1 sequence=11 RECID=7 STAMP=1022883971
channel c4: starting piece 1 at 2019-10-28 22:27:51
channel c1: finished piece 1 at 2019-10-28 22:27:51
piece handle=/data/app/rman_backup/ARC_0auffu77_1_1.bak tag=TAG20191028T222751 comment=NONE
channel c1: backup set complete, elapsed time: 00:00:00
channel c1: starting archived log backup set
channel c1: specifying archived log(s) in backup set
input archived log thread=1 sequence=12 RECID=8 STAMP=1022884071
channel c1: starting piece 1 at 2019-10-28 22:27:51
channel c2: finished piece 1 at 2019-10-28 22:27:51
piece handle=/data/app/rman_backup/ARC_0buffu77_1_1.bak tag=TAG20191028T222751 comment=NONE
channel c2: backup set complete, elapsed time: 00:00:00
channel c1: finished piece 1 at 2019-10-28 22:27:52
piece handle=/data/app/rman_backup/ARC_0euffu77_1_1.bak tag=TAG20191028T222751 comment=NONE
channel c1: backup set complete, elapsed time: 00:00:01
channel c3: finished piece 1 at 2019-10-28 22:27:52
piece handle=/data/app/rman_backup/ARC_0cuffu77_1_1.bak tag=TAG20191028T222751 comment=NONE
channel c3: backup set complete, elapsed time: 00:00:01
channel c4: finished piece 1 at 2019-10-28 22:27:52
piece handle=/data/app/rman_backup/ARC_0duffu77_1_1.bak tag=TAG20191028T222751 comment=NONE
channel c4: backup set complete, elapsed time: 00:00:01
Finished backup at 2019-10-28 22:27:52 released channel: c1 released channel: c2 released channel: c3 released channel: c4
#说明：
备份数据库全备份--》backup database format '/data/app/rman_backup/FULL_%U.bak';
备份所有归档文件--》backup archivelog all format '/data/app/rman_backup/ARC_%U.bak';
6.7.2，验证备份：
[oracle@adg ~]$ cd /data/app/rman_backup/ && du -sh
2.4G .
[oracle@adg rman_backup]$ cd /data/app/rman_backup/
[oracle@adg rman_backup]$ du -sh *
127M ARC_03uffu43_1_1.bak
22M ARC_0auffu77_1_1.bak
32M ARC_0buffu77_1_1.bak
41M ARC_0cuffu77_1_1.bak
33M ARC_0duffu77_1_1.bak
36K ARC_0euffu77_1_1.bak
1.1G FULL_01uffu2i_1_1.bak
9.4M FULL_02uffu3v_1_1.bak
636M FULL_04uffu5u_1_1.bak
387M FULL_05uffu5u_1_1.bak
22M FULL_06uffu5u_1_1.bak
9.4M FULL_07uffu5u_1_1.bak
1.4M FULL_08uffu70_1_1.bak
96K FULL_09uffu75_1_1.bak
4.0K initphydb1.ora
4.0K orapworcl
9.3M standby.ctl
6.7.3，打包压缩
由于rman备份的数据太大，我们用tar进行打包压缩
[oracle@adg rman_backup]$ tar -czvf rmanbak20191029.tgz ./ARC_*.bak ./FULL_*.bak
./ARC_03uffu43_1_1.bak
./ARC_0auffu77_1_1.bak
./ARC_0buffu77_1_1.bak
./ARC_0cuffu77_1_1.bak
./ARC_0duffu77_1_1.bak
./ARC_0euffu77_1_1.bak
./FULL_01uffu2i_1_1.bak
./FULL_02uffu3v_1_1.bak
./FULL_04uffu5u_1_1.bak
./FULL_05uffu5u_1_1.bak
./FULL_06uffu5u_1_1.bak
./FULL_07uffu5u_1_1.bak
./FULL_08uffu70_1_1.bak
./FULL_09uffu75_1_1.bak
6.8，拷贝所有备份文件到备库
拷贝控制文件，密码文件，参数文件，监听文件，rman备份文件等到备库上，
注意：主库rman的备份复制到备库时，复制到的目录一定要和主库rman备份的目录相同。
---在备库建立相应的目录
[oracle@dg ~]$ mkdir -p /data/app/rman_backup ---在主库把备份文件拷到备库上
[oracle@adg rman_backup]$ scp -p 12525 -l 100000 initphydb1.ora orapworcl standby.ctl rmanbak20191029.tgz oracle@dg:/data/app/rman_backup/
Warning: Permanently added 'dg,192.168.25.45' (ECDSA) to the list of known hosts.
oracle@dg's password:
100000: No such file or directory
initphydb1.ora 100% 1626 186.5KB/s 00:00
orapworcl 100% 1536 134.3KB/s 00:00
standby.ctl 100% 9520KB 16.1MB/s 00:00
rmanbak20191029.tgz 100% 543MB 14.7MB/s 00:37 ---备库看一下
[oracle@dg rman_backup]$ pwd
/data/app/rman_backup
[oracle@dg rman_backup]$ ll
total 565224
-rw-r--r-- 1 oracle oinstall 1626 Oct 28 05:11 initphydb1.ora
-rw-r----- 1 oracle oinstall 1536 Oct 28 04:26 orapworcl
-rw-r--r-- 1 oracle oinstall 569031597 Oct 28 22:41 rmanbak20191029.tgz
-rw-r----- 1 oracle oinstall 9748480 Oct 28 21:49 standby.ctl
7，对备库进行配置
7.1，建立相应的文件目录
（因为备库没有创建实例，所以是没有相关的目录的，我们需要参考主库的位置来创建。包括dump文件目录，闪回区，数据文件目录，通过show parameter dest 命令查看且pfile参数文件里涉及到的目录都要在备库创建）
---备库创建相应的目录：
[oracle@dg ~]$ mkdir -p $ORACLE_BASE/admin/orcl/adump
[oracle@dg ~]$ mkdir -p $ORACLE_BASE/admin/orcl/dpdump
[oracle@dg ~]$ mkdir -p $ORACLE_BASE/admin/orcl/cdump
[oracle@dg ~]$ mkdir -p $ORACLE_BASE/diag/rdbms/orcl_pri/orcl/trace
[oracle@dg ~]$ mkdir -p $ORACLE_BASE/admin/orcl_sty/adump
[oracle@dg ~]$ mkdir -p $ORACLE_BASE/admin/orcl_sty/dpdump
[oracle@dg ~]$ mkdir -p $ORACLE_BASE/admin/orcl_sty/cdump
[oracle@dg ~]$ mkdir -p $ORACLE_BASE/diag/rdbms/orcl_sty/orcl_sty/trace
[oracle@dg ~]$ mkdir -p $ORACLE_BASE/diag/rdbms/orcl_sty/orcl/trace ---在主库通过SQL> show parameter db_recovery_file_dest;查看，然后在备库中创建相同的目录
SQL> show parameter db_recovery_file_dest; NAME TYPE VALUE
------------------------------------ ----------- ------------------------------
db_recovery_file_dest string /data/app/oracle/fast_recovery
_area
db_recovery_file_dest_size big integer 50G
SQL> show parameter db_file_name_convert NAME TYPE VALUE
------------------------------------ ----------- ------------------------------
db_file_name_convert string /data/app/oracle/oradata/orcl/
, /data/app/oracle/oradata/orc
l/
SQL> show parameter log_file_name_convert; NAME TYPE VALUE
------------------------------------ ----------- ------------------------------
log_file_name_convert string /data/app/oracle/oradata/orcl/
, /data/app/oracle/oradata/orc
l/ ---备库：
[oracle@dg ~]$ mkdir -p $ORACLE_BASE/fast_recovery_area/
[oracle@dg ~]$ mkdir -p $ORACLE_BASE/oradata/orcl
文件目录说明：
adump --> audit_file_dest dpdump --> 是存放一些登录信息的 trace --> background_dump_dest 警告日志：也就是alert log，在系统初始化参数文件设置的show parameter background_dump_dest对应的就是它的位置。 cdump --> 记录核心dump的目录，如果oracle核心进程应为BUG等原因崩溃，会做内存的dump，dump文件保存在该目录下。 fast_recovery_area --> 闪回区 oradata/orcl --> log_archive_dest_1和db_file_name_convert，即日志和数据文件目录，由pfile文件中定义的。
7.2，生成密码文件信息
正常的应该是和主库的密码文件内容保持相同，名称也要保持相同一样。
[oracle@dg ~]$ cp /data/app/rman_backup/orapworcl $ORACLE_HOME/dbs/
[oracle@dg ~]$ ll $ORACLE_HOME/dbs/
total 8
-rw-r--r-- 1 oracle oinstall 2851 May 15 2009 init.ora
-rw-r----- 1 oracle oinstall 1536 Oct 29 01:16 orapworcl
7.3，存放控制文件
---首先看一下主库的地址
主：
SQL> show parameter control_file; NAME TYPE VALUE
------------------------------------ ----------- ------------------------------
control_file_record_keep_time integer 7
control_files string /data/app/oracle/oradata/orcl/
control01.ctl, /data/app/oracl
e/fast_recovery_area/orcl/cont
rol02.ctl ---指定实际dg的控制文件路径，此路径可自定义，与pfile文件保持一致，
备：
[oracle@dg ~]$ mkdir -p /data/app/oracle/fast_recovery_area/orcl/
[oracle@dg ~]$ cp /data/app/rman_backup/standby.ctl /data/app/oracle/oradata/orcl/control01.ctl
[oracle@dg ~]$ cp /data/app/rman_backup/standby.ctl /data/app/oracle/fast_recovery_area/orcl/control02.ctl
[oracle@dg ~]$ ll /data/app/oracle/oradata/orcl/control01.ctl
-rw-r----- 1 oracle oinstall 9748480 Oct 29 01:22 /data/app/oracle/oradata/orcl/control01.ctl
[oracle@dg ~]$ ll /data/app/oracle/fast_recovery_area/orcl/control02.ctl
-rw-r----- 1 oracle oinstall 9748480 Oct 29 01:22 /data/app/oracle/fast_recovery_area/orcl/control02.ctl
7.4，修改pfile参数文件
首先再查看一下主库上的数据文件，临时文件，日志文件存放路径
主库：
---查看数据文件路径
SQL> set line 2000 pages 200;
SQL> col file_name for a50;
SQL> select tablespace_name,file_name from dba_data_files; TABLESPACE_NAME FILE_NAME
------------------------------ --------------------------------------------------
USERS /data/app/oracle/oradata/orcl/users01.dbf
UNDOTBS1 /data/app/oracle/oradata/orcl/undotbs01.dbf
SYSAUX /data/app/oracle/oradata/orcl/sysaux01.dbf
SYSTEM /data/app/oracle/oradata/orcl/system01.dbf
---查看临时文件存放路径
SQL> col name for a50
SQL> select name from v$tempfile; NAME
--------------------------------------------------
/data/app/oracle/oradata/orcl/temp01.dbf ---查看主库日志文件的路径
SQL> select group#,member from v$logfile; GROUP# MEMBER
---------- ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
3 /data/app/oracle/oradata/orcl/redo03.log
2 /data/app/oracle/oradata/orcl/redo02.log
1 /data/app/oracle/oradata/orcl/redo01.log
4 /data/app/oracle/oradata/orcl/redo04.log
5 /data/app/oracle/oradata/orcl/redo05.log
6 /data/app/oracle/oradata/orcl/redo06.log
7 /data/app/oracle/oradata/orcl/redo07.log 7 rows selected.
备库：
---查看未修改之前的从主库传过来的原始pfile文件，
[oracle@dg ~]$ cd $ORACLE_HOME
[oracle@dg db_1]$ cd dbs/
[oracle@dg dbs]$ ll
total 8
-rw-r--r-- 1 oracle oinstall 2851 May 15 2009 init.ora
-rw-r----- 1 oracle oinstall 1536 Oct 29 01:16 orapworcl
[oracle@dg dbs]$ cp /data/app/rman_backup/initphydb1.ora $ORACLE_HOME/dbs/
[oracle@dg dbs]$ ll
total 12
-rw-r--r-- 1 oracle oinstall 2851 May 15 2009 init.ora
-rw-r--r-- 1 oracle oinstall 1626 Oct 29 01:36 initphydb1.ora
-rw-r----- 1 oracle oinstall 1536 Oct 29 01:16 orapworcl [oracle@dg dbs]$ sed -i.ori 's/^orcl/orcl_sty/g' $ORACLE_HOME/dbs/initphydb1.ora && \
> mv $ORACLE_HOME/dbs/initphydb1.ora $ORACLE_HOME/dbs/initorcl_sty.ora ---修改后的内容如下[oracle@dg dbs]$ cat initorcl_sty.ora
orcl_sty.__db_cache_size=6174015488
orcl_sty.__java_pool_size=16777216
orcl_sty.__large_pool_size=33554432
orcl_sty.__oracle_base='/data/app/oracle'#ORACLE_BASE set from environment
orcl_sty.__pga_aggregate_target=2466250752
orcl_sty.__sga_target=7381975040
orcl_sty.__shared_io_pool_size=0
orcl_sty.__shared_pool_size=1107296256
orcl_sty.__streams_pool_size=0
*.audit_file_dest='/data/app/oracle/admin/orcl/adump'
*.audit_trail='db'
*.compatible='11.2.0.4.0'
*.control_files='/data/app/oracle/oradata/orcl/control01.ctl','/data/app/oracle/fast_recovery_area/orcl/control02.ctl'
*.db_block_size=8192
*.db_domain=''
*.db_file_name_convert='/data/app/oracle/oradata/orcl/','/data/app/oracle/oradata/orcl/'
*.db_files=2000
*.db_name='orcl'
*.db_recovery_file_dest='/data/app/oracle/fast_recovery_area'
*.db_recovery_file_dest_size=53687091200
*.db_unique_name='orcl_sty'
*.diagnostic_dest='/data/app/oracle'
*.dispatchers='(PROTOCOL=TCP) (SERVICE=orclXDB)'
*.fal_client='orcl_sty'
*.fal_server='orcl_pri'
*.log_archive_config='dg_config=(orcl_pri,orcl_sty)'
*.log_archive_dest_1='LOCATION=/data/app/oracle/fast_recovery_area valid_for=(all_logfiles,all_roles) db_unique_name=orcl_sty'
*.log_archive_dest_2='service=orcl_pri LGWR ASYNC valid_for=(online_logfiles,primary_role) db_unique_name=orcl_pri'
*.log_archive_dest_state_1='ENABLE'
*.log_archive_dest_state_2='ENABLE'
*.log_file_name_convert='/data/app/oracle/oradata/orcl/','/data/app/oracle/oradata/orcl/'
*.open_cursors=300
*.pga_aggregate_target=2459959296
*.processes=1500
*.remote_login_passwordfile='EXCLUSIVE'
*.sessions=1500
*.sga_target=7379877888
*.standby_file_management='AUTO'
*.undo_tablespace='UNDOTBS1' （大致修改以下内容）
*.db_unique_name='orcl_sty'
*.fal_client='orcl_sty'
*.fal_server='orcl_pri'
*.log_archive_dest_1='LOCATION=/data/app/oracle/fast_recovery_area valid_for=(all_logfiles,all_roles) db_unique_name=orcl_sty'
*.log_archive_dest_2='service=orcl_pri LGWR ASYNC valid_for=(online_logfiles,primary_role) db_unique_name=orcl_pri'
7.5，启动备库到nomount状态
使用修改后的初始化文件启动备库到nomount状态
备库：
[oracle@dg dbs]$ sqlplus / as sysdba
SQL> startup pfile='/data/app/oracle/product/11.2.0.4/db_1/dbs/initorcl_sty.ora' nomount;
ORACLE instance started. Total System Global Area 7349010432 bytes
Fixed Size 2267464 bytes
Variable Size 1728054968 bytes
Database Buffers 5603590144 bytes
Redo Buffers 15097856 bytes SQL> create spfile from pfile='/data/app/oracle/product/11.2.0.4/db_1/dbs/initorcl_sty.ora'; File created.
7.6，备库恢复控制文件
备：
[oracle@dg ~]$ rman target /
RMAN> restore controlfile from '/data/app/oracle/oradata/orcl/control01.ctl'; Starting restore at 2019-10-29 02:00:56
using target database control file instead of recovery catalog
allocated channel: ORA_DISK_1
channel ORA_DISK_1: SID=572 device type=DISK channel ORA_DISK_1: copied control file copy
output file name=/data/app/oracle/oradata/orcl/control01.ctl
output file name=/data/app/oracle/fast_recovery_area/orcl/control02.ctl
Finished restore at 2019-10-29 02:00:57 RMAN> exit
Recovery Manager complete.
7.7，切换备库到mount状态
备：
[oracle@dg ~]$ sqlplus / as sysdba
SQL> alter database mount; Database altered. SQL> select status from v$instance; STATUS
------------
MOUNTED
7.8，rman将主库数据恢复到备库
解压rman备份的文件
备：
[oracle@dg ~]$ cd /data/app/rman_backup/
[oracle@dg rman_backup]$ tar -zxf rmanbak20191029.tgz
[oracle@dg rman_backup]$ du -sh *
127M ARC_03uffu43_1_1.bak
22M ARC_0auffu77_1_1.bak
32M ARC_0buffu77_1_1.bak
41M ARC_0cuffu77_1_1.bak
33M ARC_0duffu77_1_1.bak
36K ARC_0euffu77_1_1.bak
1.1G FULL_01uffu2i_1_1.bak
9.4M FULL_02uffu3v_1_1.bak
636M FULL_04uffu5u_1_1.bak
387M FULL_05uffu5u_1_1.bak
22M FULL_06uffu5u_1_1.bak
9.4M FULL_07uffu5u_1_1.bak
1.4M FULL_08uffu70_1_1.bak
96K FULL_09uffu75_1_1.bak
4.0K initphydb1.ora
4.0K orapworcl
543M rmanbak20191029.tgz
9.3M standby.ctl
[oracle@dg rman_backup]$ mv standby.ctl rmanbak20191029.tgz orapworcl initphydb1.ora /tmp/
---恢复备库，特别注意catalog start with '/data/app/rman_backup/';非常重要
备：
[oracle@dg ~]$ cd /data/app/rman_backup/
[oracle@dg rman_backup]$ rman target /
RMAN> catalog start with '/data/app/rman_backup/'; Starting implicit crosscheck backup at 2019-10-29 02:07:19
using target database control file instead of recovery catalog
allocated channel: ORA_DISK_1
channel ORA_DISK_1: SID=575 device type=DISK
Finished implicit crosscheck backup at 2019-10-29 02:07:19 Starting implicit crosscheck copy at 2019-10-29 02:07:19
using channel ORA_DISK_1
Finished implicit crosscheck copy at 2019-10-29 02:07:19 searching for all files in the recovery area
cataloging files...
no files cataloged searching for all files that match the pattern /data/app/rman_backup/ List of Files Unknown to the Database
=====================================
File Name: /data/app/rman_backup/ARC_03uffu43_1_1.bak
File Name: /data/app/rman_backup/ARC_0auffu77_1_1.bak
File Name: /data/app/rman_backup/ARC_0buffu77_1_1.bak
File Name: /data/app/rman_backup/ARC_0cuffu77_1_1.bak
File Name: /data/app/rman_backup/ARC_0duffu77_1_1.bak
File Name: /data/app/rman_backup/ARC_0euffu77_1_1.bak
File Name: /data/app/rman_backup/FULL_01uffu2i_1_1.bak
File Name: /data/app/rman_backup/FULL_02uffu3v_1_1.bak
File Name: /data/app/rman_backup/FULL_04uffu5u_1_1.bak
File Name: /data/app/rman_backup/FULL_05uffu5u_1_1.bak
File Name: /data/app/rman_backup/FULL_06uffu5u_1_1.bak
File Name: /data/app/rman_backup/FULL_07uffu5u_1_1.bak
File Name: /data/app/rman_backup/FULL_08uffu70_1_1.bak
File Name: /data/app/rman_backup/FULL_09uffu75_1_1.bak Do you really want to catalog the above files (enter YES or NO)? yes
cataloging files...
cataloging done List of Cataloged Files
=======================
File Name: /data/app/rman_backup/ARC_03uffu43_1_1.bak
File Name: /data/app/rman_backup/ARC_0auffu77_1_1.bak
File Name: /data/app/rman_backup/ARC_0buffu77_1_1.bak
File Name: /data/app/rman_backup/ARC_0cuffu77_1_1.bak
File Name: /data/app/rman_backup/ARC_0duffu77_1_1.bak
File Name: /data/app/rman_backup/ARC_0euffu77_1_1.bak
File Name: /data/app/rman_backup/FULL_01uffu2i_1_1.bak
File Name: /data/app/rman_backup/FULL_02uffu3v_1_1.bak
File Name: /data/app/rman_backup/FULL_04uffu5u_1_1.bak
File Name: /data/app/rman_backup/FULL_05uffu5u_1_1.bak
File Name: /data/app/rman_backup/FULL_06uffu5u_1_1.bak
File Name: /data/app/rman_backup/FULL_07uffu5u_1_1.bak
File Name: /data/app/rman_backup/FULL_08uffu70_1_1.bak
File Name: /data/app/rman_backup/FULL_09uffu75_1_1.bak RMAN> run {
allocate channel c1 type disk;
allocate channel c2 type disk;
allocate channel c3 type disk;
allocate channel c4 type disk;
restore database ;
release channel c1;
release channel c2;
release channel c3;
10> release channel c4;
11> } released channel: ORA_DISK_1
allocated channel: c1
channel c1: SID=575 device type=DISK allocated channel: c2
channel c2: SID=1144 device type=DISK allocated channel: c3
channel c3: SID=1714 device type=DISK allocated channel: c4
channel c4: SID=9 device type=DISK Starting restore at 2019-10-29 02:08:06 channel c1: starting datafile backup set restore
channel c1: specifying datafile(s) to restore from backup set
channel c1: restoring datafile 00001 to /data/app/oracle/oradata/orcl/system01.dbf
channel c1: reading from backup piece /data/app/rman_backup/FULL_04uffu5u_1_1.bak
channel c2: starting datafile backup set restore
channel c2: specifying datafile(s) to restore from backup set
channel c2: restoring datafile 00002 to /data/app/oracle/oradata/orcl/sysaux01.dbf
channel c2: reading from backup piece /data/app/rman_backup/FULL_05uffu5u_1_1.bak
channel c3: starting datafile backup set restore
channel c3: specifying datafile(s) to restore from backup set
channel c3: restoring datafile 00003 to /data/app/oracle/oradata/orcl/undotbs01.dbf
channel c3: reading from backup piece /data/app/rman_backup/FULL_06uffu5u_1_1.bak
channel c4: starting datafile backup set restore
channel c4: specifying datafile(s) to restore from backup set
channel c4: restoring datafile 00004 to /data/app/oracle/oradata/orcl/users01.dbf
channel c4: reading from backup piece /data/app/rman_backup/FULL_08uffu70_1_1.bak
channel c3: piece handle=/data/app/rman_backup/FULL_06uffu5u_1_1.bak tag=TAG20191028T222710
channel c3: restored backup piece 1
channel c3: restore complete, elapsed time: 00:00:07
channel c4: piece handle=/data/app/rman_backup/FULL_08uffu70_1_1.bak tag=TAG20191028T222710
channel c4: restored backup piece 1
channel c4: restore complete, elapsed time: 00:00:07
channel c1: piece handle=/data/app/rman_backup/FULL_04uffu5u_1_1.bak tag=TAG20191028T222710
channel c1: restored backup piece 1
channel c1: restore complete, elapsed time: 00:00:55
channel c2: piece handle=/data/app/rman_backup/FULL_05uffu5u_1_1.bak tag=TAG20191028T222710
channel c2: restored backup piece 1
channel c2: restore complete, elapsed time: 00:00:55
Finished restore at 2019-10-29 02:09:02 released channel: c1 released channel: c2 released channel: c3 released channel: c4 RMAN> exit
Recovery Manager complete.
7.9，启动备库
重启启动备库
[oracle@dg ~]$ sqlplus / as sysdba
SQL> select status from v$instance; STATUS
------------
MOUNTED SQL> shutdown immediate;
ORA-01109: database not open Database dismounted.
ORACLE instance shut down.
SQL> startup nomount;
ORACLE instance started. Total System Global Area 7349010432 bytes
Fixed Size 2267464 bytes
Variable Size 1728054968 bytes
Database Buffers 5603590144 bytes
Redo Buffers 15097856 bytes ---启动standby数据库到mount状态
SQL> alter database mount standby database; Database altered. ---查看当前数据库是否使用spfile启动，如下可以看到spfile路径，则证明数据库是使用spfile启动的，若没有值，则说明是用pfile启动的。
SQL> show parameter spfile; NAME TYPE VALUE
------------------------------------ ----------- ------------------------------
spfile string /data/app/oracle/product/11.2.
0.4/db_1/dbs/spfileorcl.ora
添加日志备份日志组
SQL> alter database add standby logfile; Database altered. ---开启备库应用日志：standby端开启实时日志应用，会启动MRP0日志应用进程
SQL> alter database recover managed standby database using current logfile disconnect from session; Database altered. ---查看实例状态
SQL> select status from v$instance; STATUS
------------
MOUNTED
8.验证主备库同步
8.1，dg状态下进行验证
验证过程中如果出现问题看主库和备库的
$ORACLE_BASE/diag/rdbms/orcl_pri/orcl/trace/和
$ORACLE_BASE/diag/rdbms/phydb3/orcl/trace目录中的trace文件。
8.1.1，备库查看RFS接收日志进程和MRP应用日志进程，以及同步主库情况
备库：
SQL> set lin 3000 pages 3000;
SQL> select process,sequence#,status,delay_mins from v$managed_standby; PROCESS SEQUENCE# STATUS DELAY_MINS
--------- ---------- ------------ ----------
ARCH 0 CONNECTED 0
ARCH 0 CONNECTED 0
ARCH 14 CLOSING 0
ARCH 0 CONNECTED 0
RFS 0 IDLE 0
RFS 15 IDLE 0
RFS 0 IDLE 0
MRP0 15 APPLYING_LOG 0 8 rows selected.
如上所示，有RFS接收日志进程，有MRP0 进程且MRP0 进程状态正常，则表示DG运行正常。
其中：ARCH是归档进程，RFS是归档传输进程，MRP0是日志应用进程
8.1.2，查看archive log list序列是否一致
在主库上，如果最后一行数字相同说明配置成功。
主：
[oracle@adg ~]$ sqlplus / as sysdba
SQL> select status from v$instance; STATUS
------------
OPEN SQL> archive log list;
Database log mode Archive Mode
Automatic archival Enabled
Archive destination USE_DB_RECOVERY_FILE_DEST
Oldest online log sequence 13
Next log sequence to archive 15
Current log sequence 15
在备库上如果最后一行数字相同说明配置成功
备：
[oracle@dg ~]$ sqlplus / as sysdba
SQL> select status from v$instance; STATUS
------------
MOUNTED SQL> archive log list;
Database log mode Archive Mode
Automatic archival Enabled
Archive destination /data/app/oracle/fast_recovery_area
Oldest online log sequence 0
Next log sequence to archive 0
Current log sequence 15
8.1.3，切日志
在主库上执行alter system switch logfile;再去查看archive log list 查看主备库的current log sequence 是否一致。如果一致，这是正确的配置。
主：
SQL> alter system switch logfile; System altered. SQL> archive log list;
Database log mode Archive Mode
Automatic archival Enabled
Archive destination USE_DB_RECOVERY_FILE_DEST
Oldest online log sequence 14
Next log sequence to archive 16
Current log sequence 16 备：
SQL> archive log list;
Database log mode Archive Mode
Automatic archival Enabled
Archive destination /data/app/oracle/fast_recovery_area
Oldest online log sequence 15
Next log sequence to archive 0
Current log sequence 16
8.1.4，查看有没有gap
主：
SQL> select status,gap_status from v$archive_dest_status where dest_id=2; STATUS GAP_STATUS
--------- ------------------------
VALID NO GAP SQL> select * from v$archive_dest_status where dest_id=2; 备：
SQL> select status,gap_status from v$archive_dest_status where dest_id=2; STATUS GAP_STATUS
--------- ------------------------
VALID 说明DG正常
8.1.5,查看日志应用进度
主：
SQL> set lin 3000 pages 300;
SQL> select REGISTRAR,CREATOR,THREAD#,APPLIED,sequence#,first_change#,next_change#,COMPLETION_TIME from v$archived_log; REGISTR CREATOR THREAD# APPLIED SEQUENCE# FIRST_CHANGE# NEXT_CHANGE# COMPLETION_TIME
------- ------- ---------- --------- ---------- ------------- ------------ -------------------
ARCH ARCH 1 NO 5 958075 965960 2019-10-28 04:07:15
ARCH ARCH 1 NO 6 965960 966741 2019-10-28 05:04:49
ARCH ARCH 1 NO 7 966741 967042 2019-10-28 05:04:55
ARCH ARCH 1 NO 8 967042 1000644 2019-10-28 13:00:54
ARCH ARCH 1 NO 9 1000644 1038611 2019-10-28 22:00:12
ARCH ARCH 1 NO 10 1038611 1039148 2019-10-28 22:00:21
FGRD FGRD 1 NO 11 1039148 1040868 2019-10-28 22:26:11
FGRD FGRD 1 NO 12 1040868 1041001 2019-10-28 22:27:51
ARCH ARCH 1 YES 11 1039148 1040868 2019-10-29 02:02:19
ARCH ARCH 1 YES 10 1038611 1039148 2019-10-29 02:02:19
ARCH ARCH 1 YES 9 1000644 1038611 2019-10-29 02:02:19
ARCH ARCH 1 NO 13 1041001 1055050 2019-10-29 02:02:19
ARCH ARCH 1 YES 12 1040868 1041001 2019-10-29 02:02:24
ARCH ARCH 1 YES 13 1041001 1055050 2019-10-29 02:02:24
ARCH ARCH 1 NO 14 1055050 1057191 2019-10-29 02:34:52
ARCH ARCH 1 YES 14 1055050 1057191 2019-10-29 02:34:53
ARCH ARCH 1 NO 15 1057191 1058128 2019-10-29 02:50:05
LGWR LGWR 1 NO 15 1057191 1058128 2019-10-29 02:50:05 18 rows selected. 备；
SQL> set lin 300 pages 300;
SQL> select REGISTRAR,CREATOR,THREAD#,APPLIED,sequence#,first_change#,next_change#, COMPLETION_TIME from v$archived_log; REGISTR CREATOR THREAD# APPLIED SEQUENCE# FIRST_CHANGE# NEXT_CHANGE# COMPLETION_TIME
------- ------- ---------- --------- ---------- ------------- ------------ -------------------
RFS ARCH 1 YES 11 1039148 1040868 2019-10-29 02:02:19
RFS ARCH 1 YES 10 1038611 1039148 2019-10-29 02:02:19
RFS ARCH 1 YES 9 1000644 1038611 2019-10-29 02:02:19
RFS ARCH 1 YES 12 1040868 1041001 2019-10-29 02:02:24
RFS ARCH 1 YES 13 1041001 1055050 2019-10-29 02:02:27
RFS ARCH 1 YES 14 1055050 1057191 2019-10-29 02:34:53
RFS ARCH 1 IN-MEMORY 15 1057191 1058128 2019-10-29 02:50:05 7 rows selected.
8.1.6，查询数据库模式是否正常
主：
SQL> set lin 3000 pages 300;
SQL> select dbid,name,open_mode,current_scn,protection_mode,database_role,force_logging,open_mode,switchover_status from v$database; DBID NAME OPEN_MODE CURRENT_SCN PROTECTION_MODE DATABASE_ROLE FOR OPEN_MODE SWITCHOVER_STATUS
---------- --------- -------------------- ----------- -------------------- ---------------- --- -------------------- --------------------
1550594382 ORCL READ WRITE 1058731 MAXIMUM PERFORMANCE PRIMARY YES READ WRITE TO STANDBY 备：
SQL> set lin 3000 pages 300;
SQL> select dbid,name,open_mode,current_scn,protection_mode,database_role,force_logging,open_mode,switchover_status from v$database; DBID NAME OPEN_MODE CURRENT_SCN PROTECTION_MODE DATABASE_ROLE FOR OPEN_MODE SWITCHOVER_STATUS
---------- --------- -------------------- ----------- -------------------- ---------------- --- -------------------- --------------------
1550594382 ORCL MOUNTED 1057190 MAXIMUM PERFORMANCE PHYSICAL STANDBY YES MOUNTED NOT ALLOWED
8.2，开启备库ADG状态进行验证
8.2.1，开启备库的ADG
备：
取消日志应用
SQL> alter database recover managed standby database cancel; Database altered. 以open模式打开数据库
SQL> alter database recover managed standby database cancel; Database altered. SQL> alter database open; Database altered. SQL> select status from v$instance; STATUS
------------
OPEN 开启日志应用
SQL> alter database recover managed standby database using current logfile disconnect from session; Database altered. 查询数据库模式是否正常
SQL> set lin 3000 pages 300;
SQL> select dbid,name,open_mode,current_scn,protection_mode,database_role,force_logging,open_mode,switchover_status from v$database; DBID NAME OPEN_MODE CURRENT_SCN PROTECTION_MODE DATABASE_ROLE FOR OPEN_MODE SWITCHOVER_STATUS
---------- --------- -------------------- ----------- -------------------- ---------------- --- -------------------- --------------------
1550594382 ORCL READ ONLY WITH APPLY 1059251 MAXIMUM PERFORMANCE PHYSICAL STANDBY YES READ ONLY WITH APPLY NOT ALLOWED
8.2.2，再次验证主备状态
再次检查DG2状态是否正常
查看archive log list 序列是否一致
---在主库上， 如果最后一行数字相同， 如果相同说明配置成功
主：
SQL> select status from v$instance; STATUS
------------
OPEN SQL> archive log list;
Database log mode Archive Mode
Automatic archival Enabled
Archive destination USE_DB_RECOVERY_FILE_DEST
Oldest online log sequence 14
Next log sequence to archive 16
Current log sequence 16 备：
---在备库上，如果最后一行数字相同， 如果相同说明配置成功
SQL> select status from v$instance; STATUS
------------
OPEN SQL> archive log list;
Database log mode Archive Mode
Automatic archival Enabled
Archive destination /data/app/oracle/fast_recovery_area
Oldest online log sequence 15
Next log sequence to archive 0
Current log sequence 16
切日志
---在主库上执行alter system switch logfile;再去查看archive log list 查看主备库的current log sequence 是否一致。如果一致，这是正确的配置
主：
SQL> alter system switch logfile; System altered. SQL> archive log list;
Database log mode Archive Mode
Automatic archival Enabled
Archive destination USE_DB_RECOVERY_FILE_DEST
Oldest online log sequence 15
Next log sequence to archive 17
Current log sequence 17 备：
SQL> archive log list;
Database log mode Archive Mode
Automatic archival Enabled
Archive destination /data/app/oracle/fast_recovery_area
Oldest online log sequence 15
Next log sequence to archive 0
Current log sequence 17
查看有没有gap
主；
SQL> select status,gap_status from v$archive_dest_status where dest_id=2; STATUS GAP_STATUS
--------- ------------------------
VALID NO GAP SQL> select * from v$archive_dest_status where dest_id=2; DEST_ID DEST_NAME STATUS TYPE DATABASE_MODE RECOVERY_MODE PROTECTION_MODE DESTINATION STANDBY_LOGFILE_COUNT STANDBY_LOGFILE_ACTIVE ARCHIVED_THREAD# ARCHIVED_SEQ# APPLIED_THREAD# APPLIED_SEQ# ERROR SRL DB_UNIQUE_NAME SYNCHRONIZATION_STATUS SYN GAP_STATUS
---------- ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- --------- -------------- --------------- ----------------------- -------------------- ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- --------------------- ---------------------- ---------------- ------------- --------------- ------------ ----------------------------------------------------------------- --- ------------------------------ ---------------------- --- ------------------------
2 LOG_ARCHIVE_DEST_2 VALID PHYSICAL OPEN_READ-ONLY MANAGED REAL TIME APPLY MAXIMUM PERFORMANCE orcl_sty 5 1 1 16 1 15 YES orcl_sty CHECK CONFIGURATION NO NO GAP 备:
SQL> select status,gap_status from v$archive_dest_status where dest_id=2; STATUS GAP_STATUS
--------- ------------------------
VALID NO GAP 说明DG1正常
备库查看RFS接收日志和MRP应用日志同步主库情况
备：
SQL> set lin 3000 pages 300;
SQL> select process, sequence#,status,delay_mins from v$managed_standby; PROCESS SEQUENCE# STATUS DELAY_MINS
--------- ---------- ------------ ----------
ARCH 0 CONNECTED 0
ARCH 0 CONNECTED 0
ARCH 16 CLOSING 0
ARCH 0 CONNECTED 0
RFS 0 IDLE 0
RFS 17 IDLE 0
RFS 0 IDLE 0
MRP0 17 APPLYING_LOG 0 8 rows selected.
如上面所示，有RFS接收日志进程，有MRP0 进程且MRP0 进程状态正常，则表示DG运行正常。
其中：ARCH是归档进程，RFS是归档传输进程，MRP0是日志应用进程
查看日志应用进度，
主：
SQL> set lin 3000 pages 300;
SQL> select dbid,name,open_mode,current_scn,protection_mode,database_role,force_logging,open_mode,switchover_status from v$database; DBID NAME OPEN_MODE CURRENT_SCN PROTECTION_MODE DATABASE_ROLE FOR OPEN_MODE SWITCHOVER_STATUS
---------- --------- -------------------- ----------- -------------------- ---------------- --- -------------------- --------------------
1550594382 ORCL READ WRITE 1060210 MAXIMUM PERFORMANCE PRIMARY YES READ WRITE TO STANDBY 备：
SQL> set lin 3000 pages 300;
SQL> select dbid,name,open_mode,current_scn,protection_mode,database_role,force_logging,open_mode,switchover_status from v$database; DBID NAME OPEN_MODE CURRENT_SCN PROTECTION_MODE DATABASE_ROLE FOR OPEN_MODE SWITCHOVER_STATUS
---------- --------- -------------------- ----------- -------------------- ---------------- --- -------------------- --------------------
1550594382 ORCL READ ONLY WITH APPLY 1060254 MAXIMUM PERFORMANCE PHYSICAL STANDBY YES READ ONLY WITH APPLY NOT ALLOWED
查询数据库模式是否正常
主：
SQL> set lin 3000 pages 300;
SQL> select dbid,name,open_mode,current_scn,protection_mode,database_role,force_logging,open_mode,switchover_status from v$database; DBID NAME OPEN_MODE CURRENT_SCN PROTECTION_MODE DATABASE_ROLE FOR OPEN_MODE SWITCHOVER_STATUS
---------- --------- -------------------- ----------- -------------------- ---------------- --- -------------------- --------------------
1550594382 ORCL READ WRITE 1235867 MAXIMUM PERFORMANCE PRIMARY YES READ WRITE TO STANDBY 备：
SQL> set lin 3000 pages 300;
SQL> select dbid,name,open_mode,current_scn,protection_mode,database_role,force_logging,open_mode,switchover_status from v$database; DBID NAME OPEN_MODE CURRENT_SCN PROTECTION_MODE DATABASE_ROLE FOR OPEN_MODE SWITCHOVER_STATUS
---------- --------- -------------------- ----------- -------------------- ---------------- --- -------------------- --------------------
1550594382 ORCL READ ONLY 1234481 MAXIMUM PERFORMANCE PHYSICAL STANDBY YES READ ONLY NOT ALLOWED
8.3，数据测试
主：
SQL> alter system switch logfile; System altered. SQL> create table test as select * from dba_objects; Table created. SQL> insert into test select * from test; 86259 rows created. SQL> insert into test select * from test; 172518 rows created. SQL> commit; Commit complete. SQL> insert into test select * from test; 345036 rows created. SQL> commit; Commit complete. SQL> insert into test select * from test; 690072 rows created. SQL> commit; Commit complete. SQL> select count(*) from test; COUNT(*)
----------
1380144 备：
备库上查询
SQL> select count(*) from test; COUNT(*)
----------
1380144 主库再次执行
主：
SQL> drop table test; Table dropped. SQL> select cout(*) from test;
select cout(*) from test
*
ERROR at line 1:
ORA-00936: missing expression 备：
再次查询
SQL> select count(*) from test; COUNT(*)
----------
1380144 SQL> select count(*) from test;
select count(*) from test
*
ERROR at line 1:
ORA-00942: table or view does not exist
oracle搭建ADG 到此结束-----------------------------------------------------------------
Oracle ADG环境搭建的更多相关文章
- 11g adg 环境搭建实施手册-0908
11g adg 环境搭建实施手册-0908 2017年8月30日 9:16 11g adg 环境搭建实施手册-0824 2017年8月24日 10:18 ####################### ...
- oracle（环境搭建一）
图形化安装Oracle11gR2 环境: verify: CentOS release 6.5 (Final) release:CentOS release 6.7 (Final) 1.登录到root ...
- ADG环境搭建
一:实验环境介绍PC机系统: CentOS 6.5(64位)数据库版本: Oracle 11gR2 11.2.0.4 (64位)IP地址规划:主数据库10.110.9.41 SID:orapridb_ ...
- Linux+Apache+Php+Oracle 基础环境搭建
前言: 不能保证100%一次通过,每个系统都会或多或少有区别,如果缺少某些依赖包的话,还请见谅 1.安装Apache需要编译安装的包,各官方网站下载 ...
- Unix/Linux环境C编程入门教程(3) Oracle Linux 环境搭建
Unix/Linux版本众多,我们推荐Unix/Linux初学者选用几款典型的Unix/Linux操作系统进行学习. 2010年9月,Oracle Enterprise Linux发布新版内核--Un ...
- Oracle开发环境搭建
一.软件准备 地址:oracle官网 安装包:因为个人学习用,所以就安装服务器端就可以了,不需要客户端. 一共两个压缩文件,解压时一起解压到到一个文件夹. 本人使用的:win32_11gR2_data ...
- Oracle11g ADG环境实施文档-1204
Oracle11g adg 环境搭建实施手册-1204 2017年8月30日 9:16 11g adg 环境搭建实施手册-0824 2017年8月24日 10:18 ################# ...
- 数据库周刊31丨openGauss 正式开源；7月数据库排行榜发布；浙江移动国产数据库AntDB迁移；oracle ADG跨版本搭建；PG解决社保问题；mysqlbinlog解析……
摘要:墨天轮数据库周刊第31期发布啦,每周1次推送本周数据库相关热门资讯.精选文章.干货文档. 热门资讯 1.openGauss 正式开源,华为公开发布源代码[摘要]6月1日,华为正式宣布开源数据库能 ...
- VS2017离线安装与Oracle数据库开发环境搭建
记得之前使用VS2015打开老的MVC4项目,不能右键创建控制器和添加视图,让我非常不习惯!找遍了网络无果,最后只能回到VS2013,但我就是不喜欢用旧的VS,这是不是病... 1.将VS2017离线 ...
随机推荐
- overflow滚动条如何隐藏
隐藏滚动条有很多方法,比较简单和直观的方法可以使用::-webkit-scrollbar来完成 例如: .box::-webkit-scrollbar{ display:none } 这样的话就把bo ...
- Linux下几种常见压缩方式测试对比
目录 Linux下几种常见压缩方式测试对比 参考 简介 测试 总结 Linux下几种常见压缩方式测试对比
- mysql创建用户和权限管理
一 权限管理 我们知道我们的最高权限管理者是root用户,它拥有着最高的权限操作.包括select.update.delete.update.grant等操作.那么一般情况在公司之后DBA工程师会创建 ...
- 解决MybatisGenerator多次运行mapper生成重复内容
MybatisGenerator插件是Mybatis官方提供的,这个插件存在一个固有的Bug,即当第一次生成了Mapper.xml之后,再次运行会导致Mapper.xml生成重复内容,而影响正常的运行 ...
- 安卓tab，viewPaper以及frament的使用
安卓TabLayout,ViewPager以及fragment的使用 Demo效果 首先先说一下这个demo的最终效果吧: 项目地址:https://github.com/xiaohuiduan/fr ...
- GIT原理介绍
Git 是一套内容寻址文件系统.很不错.不过这是什么意思呢? 这种说法的意思是,Git 从核心上来看不过是简单地存储键值对(key-value).它允许插入任意类型的内容,并会返回一个键值,通过该键值 ...
- Android开发——实现子线程更新UI
Android中线程按功能分的话,可以分为两个,一个是主线程(UI线程),其他的都是子线程 主线程不能执行那些耗时过长的代码或任务(执行耗时过长的代码会出现应用未响应的提示),所以都是使用子线程来执行 ...
- Spring Security 学习记录
一.核心拦截器详细说明 1.WebAsyncManagerIntegrationFilter 根据请求封装获取WebAsyncManager 从WebAsyncManager获取/注册Security ...
- IP的分类以及子网划分、网络设置
前言 整个因特网就是一个单一的.抽象的的网络.IP地址就是给因特网上的每一个主机(或路由器)的每一个接口分配一个在全世界范围是唯一的32位的标识符.IP地址的结构使我们可以在因特网上很方便的进行寻址. ...
- 安装高可用Hadoop生态 （二） 安装Zookeeper
2. 安装Zookeeper 2.1. 解压程序 ※ 3台服务器分别执行 .tar.gz -C/opt/cloud/packages /opt/cloud/bin/zookeeper /conf ...