preOracle.sh
#!/bin/bash # # ############################ #Define global variable ORA_INST_DIR=/u01/app ORA_SID=hworcl ORA_VER=12.1.0 ##################################### #关闭防火墙,禁止防火墙开机自启 systemctl stop firewalld.service systemctl disable firewalld.service #禁用SELINUX setenforce 0 sed -i 's/SELINUX=enforcing/SELINUX=disabled/g' /etc/selinux/config cat>/etc/sysctl.d/oracle_12c.conf<<EOF # Oracle database 12c fs.aio-max-nr = 1048576 fs.file-max = 6815744 kernel.shmall = 2097152 kernel.shmmax = 6442450944 kernel.shmmni = 4096 kernel.sem = 250 32000 100 128 kernel.panic_on_oops = 1 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 = 1048586 EOF sysctl -p /etc/sysctl.d/oracle_12c.conf cat>>/etc/security/limits.conf<<EOF # Oracle database 12c oracle soft nproc 2047 oracle hard nproc 16384 oracle soft nofile 1024 oracle hard nofile 65536 oracle soft stack 10240 EOF cat>>/etc/pam.d/login<<EOF # Oracle database 12c session required /lib64/security/pam_limits.so session required pam_limits.so EOF #创建oracle用户 groupadd -g 51111 oinstall groupadd -g 51112 dba useradd -u 51112 -g oinstall -G dba oracle #创建目录并赋权 mkdir -p ${ORA_INST_DIR}/{data,oracle} chown -R oracle:oinstall ${ORA_INST_DIR} chmod -R 775 ${ORA_INST_DIR} #关闭内存大叶 echo never > /sys/kernel/mm/transparent_hugepage/enabled #oracle用户环境变量 cat>>/home/oracle/.bash_profile<<EOF # Oracle database 12c export ORACLE_VERSION=${ORA_VER} export ORACLE_BASE=${ORA_INST_DIR}/oracle export ORACLE_HOME=\${ORACLE_BASE}/product/\${ORACLE_VERSION}/db_1 export ORACLE_SID=${ORA_SID} export PATH=$PATH:\$ORACLE_HOME/bin alias sqlplus='rlwrap sqlplus' alias rman='rlwrap rman' export LC_ALL="en_US" export LANG="en_US" export NLS_LANG="AMERICAN_AMERICA.ZHS16GBK" export NLS_DATE_FORMAT="YYYY-MM-DD HH24:MI:SS" EOF cat>>/etc/profile<<'EOF' if [ $USER = "oracle" ]; then if [ $SHELL = "/bin/ksh" ]; then ulimit -p 16384 ulimit -n 65536 else ulimit -u 16384 -n 65536 fi fi EOF cat>${ORA_INST_DIR}/data/db_install.rsp<<EOF oracle.install.option=INSTALL_DB_SWONLY DECLINE_SECURITY_UPDATES=true UNIX_GROUP_NAME=oinstall INVENTORY_LOCATION=${ORA_INST_DIR}/inventory SELECTED_LANGUAGES=en,zh_CN ORACLE_HOSTNAME=oracledb ORACLE_HOME=${ORA_INST_DIR}/oracle/product/11.2.0 ORACLE_BASE=${ORA_INST_DIR}/oracle oracle.install.db.InstallEdition=EE oracle.install.db.isCustomInstall=true oracle.install.db.DBA_GROUP=dba oracle.install.db.OPER_GROUP=dba EOF
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