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ORACLE 19C INSTALLATION ON LINUX 7 Recommended setting all below performed by SYSADMIN. Add the following lines to the "/etc/sysctl.conf" file. fs.file-max = 6815744kernel.sem = 250 32000 100 128kernel.shmmni = 4096kernel.shmall = 1073741824kernel.shmmax = 4398046511104kernel.panic_on_oops = 1net.core.rmem_default = 262144net.core.rmem_max = 4194304net.core.wmem_default = 262144net.core.wmem_max = 1048576net.ipv4.conf.all.rp_filter = 2net.ipv4.conf.default.rp_filter = 2fs.aio-max-nr = 1048576net.ipv4.ip_local_port_range = 9000 65500Run one of the following commands to change the current kernel parameters, depending on which file you edited. /sbin/sysctl -pAdd the following lines to a file called "/etc/security/limits.conf. oracle hard nofile 65536oracle soft nproc 16384oracle hard nproc 16384oracle soft nproc 16384oracle hard nproc 16384oracle soft stack 10240oracle hard stack 32768oracle hard memlock 134217728oracle soft memlock 134217728The following packages are listed as required. Many of the packages should be installed already.yum install -y bc yum install -y binutilsyum install -y compat-libcap1yum install -y compat-libstdc++-33yum install -y dtrace-utilsyum install -y elfutils-libelfyum install -y elfutils-libelf-develyum install -y fontconfig-develyum install -y glibcyum install -y glibc-develyum install -y kshyum install -y libaioyum install -y libaio-develyum install -y libdtrace-ctf-develyum install -y libXrenderyum install -y libXrender-develyum install -y libX11yum install -y libXauyum install -y libXiyum install -y libXtstyum install -y libgccyum install -y librdmacm-develyum install -y libstdc++yum install -y libstdc++-develyum install -y libxcbyum install -y makeyum install -y smartmontoolsyum install -y sysstatyum install -y unixODBCCreate the new groups and users. groupadd dba useradd -u -g dba oracleSet the password for the "oracle" user. passwd oracleSet secure Linux to permissive by editing the "/etc/selinux/config" file, making sure the SELINUX flag is set as follows. SELINUX=disabledCreate the directories in which the Oracle software will be installed. mkdir -p /u01/app/oracle/product/19.0.0 chown -R oracle:dba /u01Recommended .bash_profile setting of oracle user export ORACLE_HOME=/u01/app/oracle/product/19.0.0 export PATH=/usr/sbin:/usr/local/bin:$PATH export PATH=$ORACLE_HOME/bin:$PATH Recommended all below task performed by ORACLE DBADownload the?19c software?from Oracle Support.Unzip the 19c software and execute runInstaller :[oracle@19c ~]$ unzip -d /u01/app/oracle/product/19.0.0/ LINUX.X64_193000_db_home.zip[oracle@19c ~]$ cd /u01/app/oracle/product/19.0.0Install/Configuring PuTTy and Xming on your PC (one time only) .[oracle@19c ~]$ ./runInstaller Instead of oinstall we choose dba , as we have only one group Instead of oper, we select dbaCheck all file setting correctly, and you can ignore to process.Select YESBelow script need to run by SYSADMIN,Then click ok to finish installationInstallation Done Now check an confirm ................
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