centos7静默安装12c.txt - 墨天轮文档

centos7静默安装12c.txt

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2023-05-25

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Oracle 安装包上传解压，oraclelinux 的 iso 文件上传挂载

#### firewall ####

systemctl stop firewalld

systemctl disable firewalld

#### selinux ####

vim /etc/selinux/config > SELINUX=dsiabled

setenforce 0

#### ip ####

vim /etc/sysconfig/network-scripts/ifcfg-ethX

DEVICE=ethX

TYPE=Ethernet

ONBOOT=yes

NM_CONTROLLED=yes

BOOTPROTO=none

IPADDR=192.168.1.XXX

PREFIX=24

DEFROUTE=yes

IPV4_FAILURE_FATAL=yes

IPV6INIT=no

NAME="System ethX"

UUID=

HWADDR=

#iso 作为 yum 镜像源

cd /etc/yum.repos.d/

#将 iso 挂载

vi base.repo

[base]

name=base

baseurl=file:///mnt/iso/

gpgcheck=0

enabled=1

yum clean all

yum makecache

yum -y install binutils compat-libstdc++ compat-libstdc++-33 elfutils-libelf-

devel gcc gcc-c++ glibc-devel glibc-headers ksh libaio-devel libstdc++-devel

make sysstat unixODBC-devel binutils-* compat-libstdc++* elfutils-libelf* glibc*

gcc-* libaio* libgcc* libstdc++* make* sysstat* unixODBC* wget unzip

yum -y install java-1.8.0-openjdk*

#创建目录、用户和组

groupadd -g 1010 oinstall

groupadd -g 1020 dba

useradd -u 1100 -g oinstall -G dba oracle

mkdir -p /home/u01/app/oracle/product/12.2.0.1/dbhome_1

mkdir /home/u01/app/oraInventory

mkdir /home/u01/app/oradata

mkdir /home/u01/app/recovery_data

chown -R oracle:oinstall /home/u01

chmod -R 775 /home/u01

#更改密码

passwd oracle

oracle 用户下

Vim ~/.bash_profile

export ORACLE_BASE=/home/u01/app/oracle

export ORACLE_HOME=$ORACLE_BASE/product/12.2.0.1/dbhome_1

export PATH=$PATH:$HOME/bin:$ORACLE_HOME/bin

export ORACLE_SID=orcl

export NLS_LANG=AMERICAN_AMERICA.ZHS16GBK

export LD_LIBRARY_PATH=$ORACLE_HOME/lib:/usr/lib

source ~/.bash_profile # 使配置立即生效

#### sysctl,limits,login ####

vim /etc/sysctl.conf

fs.aio-max-nr = 1048576

fs.file-max = 6815744

kernel.shmmax = 8180989951

kernel.shmall = 1997312

kernel.shmmni = 4096

kernel.sem = 250 32000 100 128

net.ipv4.ip_local_port_range = 9000 65500

net.core.rmem_default = 4194304

net.core.rmem_max = 4194304

net.core.wmem_default = 262144

net.core.wmem_max = 1048586

kernel.shmmax：官方建议值：物理内存值 -1 byte

kernel.shmall：物理内存值/4k

sysctl -p

修改系统资源限制

vim /etc/security/limits.conf # 编辑 limits.conf，末尾处添加下面的参数

oracle soft nproc 16384

oracle hard nproc 16384

oracle soft nofile 65536

oracle hard nofile 65536

oracle soft stack 10240

oracle hard stack 32768

修改用户验证选项

vim /etc/pam.d/login

找到这一行：session required pam_namespace.so ，在其下一行添加一条

pam_limits.so

session required pam_limits.so

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