oracle19.3 linux7.7单实例快速安装（环境准备）

环境准备：

cat /etc/sysctl.conf (32G物理内存)

fs.file-max = 6815744
kernel.sem = 250 32000 100 128
kernel.shmmni = 4096
kernel.shmall = 1073741824
kernel.shmmax = 34359738368
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

yum install -y bc gcc gcc-c++ binutils compat-libcap1 compat-libstdc++ dtrace-modules dtrace-modules-headers dtrace-modules-provider-headers dtrace-utils elfutils-libelf elfutils-libelf-devel fontconfig-devel glibc glibc-devel ksh libaio libaio-devel libdtrace-ctf-devel libX11 libXau libXi libXtst libXrender libXrender-devel libgcc librdmacm-devel libstdc++ libstdc++-devel libxcb make smartmontools sysstat

systemctl stop firewalld
systemctl disable firewalld
vi /etc/selinux/config
改disabled
setenforce 0
groupadd oinstall
groupadd dba
useradd oracle -g oinstall -G dba
id oracle
passwd oracle设置密码

mkdir -p /home/app/oracle/product/19.3.0/db_1

mkdir -p /home/soft
chown -R oracle:oinstall /home/
chmod -R 775 /home/

上传LINUX.X64_193000_db_home.zip到/home/soft

unzip LINUX.X64_193000_db_home.zip -d /home/app/oracle/product/19.3.0/db_1/

su - oracle

vi .bash_profile

ORACLE_SID=orcl;export ORACLE_SID
ORACLE_UNQNAME=orcl;export ORACLE_UNQNAME
ORACLE_BASE=/home/app/oracle; export ORACLE_BASE
ORACLE_HOME=$ORACLE_BASE/product/19.3.0/db_1; export ORACLE_HOME
NLS_DATE_FORMAT="YYYY-MM-DD HH24:MI:SS"; export NLS_DATE_FORMAT
NLS_LANG=american_america.ZHS16GBK; export NLS_LANG
TNS_ADMIN=$ORACLE_HOME/network/admin; export TNS_ADMIN
ORA_NLS11=$ORACLE_HOME/nls/data; export ORA_NLS11
PATH=.:${JAVA_HOME}/bin:${PATH}:$HOME/bin:$ORACLE_HOME/bin:$ORA_CRS_HOME/bin
PATH=${PATH}:/usr/bin:/bin:/usr/bin/X11:/usr/local/bin
export PATH
LD_LIBRARY_PATH=$ORACLE_HOME/lib
LD_LIBRARY_PATH=${LD_LIBRARY_PATH}:$ORACLE_HOME/oracm/lib
LD_LIBRARY_PATH=${LD_LIBRARY_PATH}:/lib:/usr/lib:/usr/local/lib
export LD_LIBRARY_PATH
CLASSPATH=$ORACLE_HOME/JRE
CLASSPATH=${CLASSPATH}:$ORACLE_HOME/jlib
CLASSPATH=${CLASSPATH}:$ORACLE_HOME/rdbms/jlib
CLASSPATH=${CLASSPATH}:$ORACLE_HOME/network/jlib
export CLASSPATH
THREADS_FLAG=native; export THREADS_FLAG
export TEMP=/tmp
export TMPDIR=/tmp
umask 022

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通过xshell连接安装，不安装包可能的报错:

[oracle@oradb db_1]$ ./runInstaller
ERROR: Unable to verify the graphical display setup. This application requires X display. Make sure that xdpyinfo exist under PATH variable.

No X11 DISPLAY variable was set, but this program performed an operation which requires it.
[oracle@oradb db_1]$ export DISPLAY=20.20.251.207:0.0
[oracle@oradb db_1]$ ./runInstaller
ERROR: Unable to verify the graphical display setup. This application requires X display. Make sure that xdpyinfo exist under PATH variable.
Exception in thread "main" java.lang.UnsatisfiedLinkError: /home/app/oracle/product/19.3.0/db_1/jdk/jre/lib/amd64/libawt_xawt.so: libXext.so.6: cannot open shared object file: No such file or directory
   at java.lang.ClassLoader$NativeLibrary.load(Native Method)
   at java.lang.ClassLoader.loadLibrary0(ClassLoader.java:1941)
   at java.lang.ClassLoader.loadLibrary(ClassLoader.java:1824)
   at java.lang.Runtime.load0(Runtime.java:809)
   at java.lang.System.load(System.java:1086)
   at java.lang.ClassLoader$NativeLibrary.load(Native Method)
   at java.lang.ClassLoader.loadLibrary0(ClassLoader.java:1941)
   at java.lang.ClassLoader.loadLibrary(ClassLoader.java:1845)
   at java.lang.Runtime.loadLibrary0(Runtime.java:870)
   at java.lang.System.loadLibrary(System.java:1122)
   at java.awt.Toolkit$3.run(Toolkit.java:1636)
   at java.awt.Toolkit$3.run(Toolkit.java:1634)
   at java.security.AccessController.doPrivileged(Native Method)
   at java.awt.Toolkit.loadLibraries(Toolkit.java:1633)
   at java.awt.Toolkit.<clinit>(Toolkit.java:1670)
   at com.jgoodies.looks.LookUtils.isLowResolution(LookUtils.java:484)
   at com.jgoodies.looks.LookUtils.<clinit>(LookUtils.java:249)
   at com.jgoodies.looks.plastic.PlasticLookAndFeel.<clinit>(PlasticLookAndFeel.java:135)
   at java.lang.Class.forName0(Native Method)
   at java.lang.Class.forName(Class.java:348)
   at javax.swing.SwingUtilities.loadSystemClass(SwingUtilities.java:1879)
   at javax.swing.UIManager.setLookAndFeel(UIManager.java:582)
   at oracle.install.commons.util.Application.startup(Application.java:976)
   at oracle.install.commons.flow.FlowApplication.startup(FlowApplication.java:181)
   at oracle.install.commons.flow.FlowApplication.startup(FlowApplication.java:198)
   at oracle.install.commons.base.driver.common.Installer.startup(Installer.java:1106)
   at oracle.install.ivw.db.driver.DBConfigWizard.startup(DBConfigWizard.java:71)
   at oracle.install.ivw.db.driver.DBConfigWizard.main(DBConfigWizard.java:81)

oracle19.3 linux7.7单实例快速安装（环境准备）

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