Centos 7.5 xsehll图形界面调用处理

必须要保证xdpyinfo可以正常执行

故障1：

[oracle@localhost database]$ export DISPLAY=101.10.3.8:0.0

[oracle@localhost database]$ ./runInstaller 

正在启动 Oracle Universal Installer...

检查临时空间: 必须大于 120 MB。   实际为 47485 MB    通过

检查交换空间: 必须大于 150 MB。   实际为 3967 MB    通过

检查监视器: 监视器配置至少必须显示 256 种颜色

    >>> 无法使用命令 /usr/bin/xdpyinfo 自动检查显示器颜色。请检查是否设置了 DISPLAY 变量。    未通过 <<<<

未通过某些要求检查。必须先满足这些 要求, 

然后才能继续安装,

是否继续? (y/n) [n] Y

>>> 忽略未通过的必需先决条件。继续...

准备从以下地址启动 Oracle Universal Installer /tmp/OraInstall2021-08-09_09-43-53PM. 请稍候...[oracle@localhost database]$ Exception in thread "main" java.lang.UnsatisfiedLinkError: /tmp/OraInstall2021-08-09_09-43-53PM/jdk/jre/lib/amd64/xawt/libmawt.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:1753)

at java.lang.ClassLoader.loadLibrary(ClassLoader.java:1649)

at java.lang.Runtime.load0(Runtime.java:769)

at java.lang.System.load(System.java:968)

at java.lang.ClassLoader$NativeLibrary.load(Native Method)

at java.lang.ClassLoader.loadLibrary0(ClassLoader.java:1753)

at java.lang.ClassLoader.loadLibrary(ClassLoader.java:1670)

at java.lang.Runtime.loadLibrary0(Runtime.java:822)

at java.lang.System.loadLibrary(System.java:993)

at sun.security.action.LoadLibraryAction.run(LoadLibraryAction.java:50)

at java.security.AccessController.doPrivileged(Native Method)

at java.awt.Toolkit.loadLibraries(Toolkit.java:1509)

at java.awt.Toolkit.<clinit>(Toolkit.java:1530)

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:242)

at javax.swing.SwingUtilities.loadSystemClass(SwingUtilities.java:1779)

at javax.swing.UIManager.setLookAndFeel(UIManager.java:453)

at oracle.install.commons.util.Application.startup(Application.java:785)

at oracle.install.commons.flow.FlowApplication.startup(FlowApplication.java:165)

at oracle.install.commons.flow.FlowApplication.startup(FlowApplication.java:182)

at oracle.install.commons.base.driver.common.Installer.startup(Installer.java:348)

at oracle.install.ivw.db.driver.DBInstaller.startup(DBInstaller.java:124)

at oracle.install.ivw.db.driver.DBInstaller.main(DBInstaller.java:155)

处理步骤：

yum install libXext.x86_64

yum install libXrender.x86_64

yum install libXtst.x86_64

错误2：

>>> 忽略未通过的必需先决条件。继续...

准备从以下地址启动 Oracle Universal Installer /tmp/OraInstall2021-08-09_10-04-56PM. 请稍候...[oracle@localhost database]$ Exception in thread "main" java.lang.NoClassDefFoundError

at java.lang.Class.forName0(Native Method)

at java.lang.Class.forName(Class.java:164)

at java.awt.Toolkit$2.run(Toolkit.java:821)

at java.security.AccessController.doPrivileged(Native Method)

at java.awt.Toolkit.getDefaultToolkit(Toolkit.java:804)

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:242)

at javax.swing.SwingUtilities.loadSystemClass(SwingUtilities.java:1779)

at javax.swing.UIManager.setLookAndFeel(UIManager.java:453)

at oracle.install.commons.util.Application.startup(Application.java:785)

at oracle.install.commons.flow.FlowApplication.startup(FlowApplication.java:165)

at oracle.install.commons.flow.FlowApplication.startup(FlowApplication.java:182)

at oracle.install.commons.base.driver.common.Installer.startup(Installer.java:348)

at oracle.install.ivw.db.driver.DBInstaller.startup(DBInstaller.java:124)

at oracle.install.ivw.db.driver.DBInstaller.main(DBInstaller.java:155)

这个原因是设置的DISPLAY环境变量导致，unset DISPLAY

yum -y install tigervnc-server  安装之后重启问题解决