1.1 关selinux

vim /etc/selinux/config

1.2 配置IP地址

vim /etc/sysconfig/network-scripts/ifcfg-ens33

1.3 关闭防火墙

systemctl stop firewalld

systemctl disable firewalld

1.4 安装lrzsz:

dnf install lrzsz -y

mount -t iso9660 /dev/sr0 /mnt;

cd /mnt/BaseOS/Packages

rpm -ivh lrzsz-0.12.20-43.el8.x86_64.rpm

1.5 改主机名

cp -p /etc/hosts{,.bak}

192.168.163.144 bowen.87long.com bowen

cp -p /etc/hostname{,.bak}

bowen.87long.com

1.6 reboot重启系统

1.7 修改SSH配置文件/etc/ssh/sshd_config:

GSSAPIAuthentication no

X11Forwarding no

UseDNS no

1.8 上传数据库文件并且安装先决条件检查包：

yum install -y

wget

rpm -ivh oracle-database-preinstall-19c-1.0-1.el7.x86_64.rpm --nodeps

1.9 swap交换分区

time dd if=/dev/zero of=/root/swapfile bs=1024k count=10240

mkswap -f /root/swapfile

chmod 0600 /root/swapfile

swapon /root/swapfile

cp -p /etc/fstab{,.bak}

vim /etc/fstab

/root/swapfile swap swap defaults 0 0

1.10 创建用户

创建用户：

/usr/sbin/groupadd -g 65535 oinstall

/usr/sbin/groupadd -g 65536 dba

/usr/sbin/groupadd -g 65537 oper

/usr/sbin/groupadd -g 65538 backupdba

/usr/sbin/groupadd -g 65539 dgdba

/usr/sbin/groupadd -g 65540 kmdba

/usr/sbin/groupadd -g 65541 racdba

/usr/sbin/useradd -u 65535 -g oinstall -G dba,asmdba,backupdba,dgdba,kmdba,racdba,oper oracle

passwd oracle

1.11 设置系统版本(/etc/redhat-release)

Red Hat Enterprise Linux AS release 4 (Taroon)

1.12 配置内核参数

/etc/sysctl.d/99-sysctl.conf：

fs.file-max = 6815744

kernel.sem = 250 32000 100 128

kernel.shmmni = 4096

kernel.shmall = 1073741824

kernel.shmmax = 4398046511104

kernel.panic_on_oops = 1

net.core.rmem_default = 262144

net.core.rmem_max = 4194304

net.core.wmem_default = 262144

net.core.wmem_max = 1048576

net.ipv4.conf.all.rp_filter = 2

net.ipv4.conf.default.rp_filter = 2

fs.aio-max-nr = 1048576

net.ipv4.ip_local_port_range = 9000 65500

/sbin/sysctl -p

/sbin/sysctl -p /etc/sysctl.d/99-sysctl.conf

/etc/security/limits.conf：

oracle soft nofile 1024

oracle hard nofile 65536

oracle soft nproc 16384

oracle hard nproc 16384

oracle soft stack 10240

oracle hard stack 32768

oracle hard memlock 134217728

oracle soft memlock 134217728

/etc/security/limits.d/oracle-database-preinstall-19c.conf:

oracle soft nofile 1024

oracle hard nofile 65536

oracle soft nproc 16384

oracle hard nproc 16384

oracle soft stack 10240

oracle hard stack 32768

oracle hard memlock 134217728

oracle soft memlock 134217728

chmod 644 oracle-database-preinstall-19c.conf

/etc/pam.d/login

session required /lib64/security/pam_limits.so

/etc/profile：

if [ "USER" = "oracle" ]; then

if [ "SHELL" = "/bin/ksh" ]; then

ulimit -p 16384

ulimit -n 65536

else

ulimit -u 16384 -n 65536

fi

umask 022

fi

/usr/sbin/setenforce 0

source /etc/profile

1.13 创建目录、读写权限

mkdir -p /u01/app/oraInventory

mkdir -p /u01/app/oracle/product/19.3.0/dbhome_1

mkdir -p /u01/app/oracle/oradata

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

chmod -R 775 /u01/app/

1.14 设置Oracle用户环境变量

su - oracle

cp -p .bash_profile{,.bak}

vim /home/oracle/.bash_profile:

alias ls="ls -FA"

export TMP=/tmp

export TMPDIR=/tmp

export ORACLE_HOSTNAME=bowen.87long.com

export ORACLE_UNQNAME=cdb1

export ORACLE_BASE=/u01/app/oracle

export ORACLE_HOME=$ORACLE_BASE/product/19.3.0/dbhome_1

export ORA_INVENTORY=/u01/app/oraInventory

export ORACLE_SID=cdb1

export PDB_NAME=pdb1

export DATA_DIR=/u01/app/oracle/oradata

export PATH=/usr/sbin:/usr/local/bin:$PATH

export PATH=$ORACLE_HOME/bin:$PATH

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

export CLASSPATH=$ORACLE_HOME/jlib:$ORACLE_HOME/rdbms/jlib

umask 022

source /home/oracle/.bash_profile

1.15 安装软件包

dnf install -y bc binutils elfutils-libelf elfutils-libelf-devel fontconfig-devel glibc glibc-devel ksh libaio libaio-devel libXrender libXrender-devel libX11 libXau libXi libXtst libgcc librdmacm-devel libstdc++ libstdc++-devel libxcb make net-tools nfs-utils python3 python3-configshell python3-rtslib python3-six targetcli smartmontools sysstat unixODBC libnsl libnsl.i686 libnsl2 libnsl2.i686 xdpyinfo tigervnc-server -y

1.16 设置DISPLAY参数

su - root

vncserver

export DISPLAY=:0.0

xhost +

exit

su - oracle

export DISPLAY=:0.0

1.17 解压数据库安装文件到$ORACLE_HOME

su - oracle

cd $ORACLE_HOME

unzip LINUX.X64_193000_db_home.zip

1.18 删除数据库软件包

rm -rf LINUX.X64_193000_db_home.zip

1.19

export CV_ASSUME_DISTID=RHEL7.6

1.20

export LANG=C

1.21 安装Oracle19C

./runInstaller

setup software only

single instance database installation

Enterprise Edition

输入oracle base路径：/u01/app/oracle

输入Inventory 目录/u01/app/oraInventory 和组oinstall。

依次选择：dba oper backupdba dgdba kmdba racdba

输入root账号的密码自动运行配置脚本

汇总并保存应答文件

安装Oracle19C 软件

1.22 netca建立监听

1.23 DBCA建库

create a database

Advanced Configuration

Database Type:Oracle Single Instance database 和General Purpose or Transaction Processing

Global database name:cdb1 SID:cdb1 PDB Name:pdb1

选存储：File System,文件路径/u01/app/oradata

网络配置：选择建立好的监听器LISTENER。

选择字符集ZHS16GBK。

选择EM，端口5500.

输入用户名和密码。

完成安装。