在腾讯上申请了一台云服务器，默认安装CentOS7.2 64位，3年价格700元，价格还是蛮实惠的。1CPU，1G，可以用于一些新的软件的安装和测试。非常方便。
使用中发现默认xterm不安装，考虑到有些软件还是需要图形支持的。还是需要配置一个X Server环境，以方便使用。
X Server 使用Xming X Server，小巧玲珑。
- 安装xterm
[root@VM_0_10_centos ~]# yum install xterm
Loaded plugins: fastestmirror, langpacks
epel | 5.4 kB 00:00
extras | 3.4 kB 00:00
os | 3.6 kB 00:00
updates | 3.4 kB 00:00
(1/7): epel/7/x86_64/group_gz | 88 kB 00:00
(2/7): epel/7/x86_64/updateinfo | 987 kB 00:00
(3/7): extras/7/x86_64/primary_db | 205 kB 00:00
(4/7): os/7/x86_64/group_gz | 166 kB 00:00
(5/7): updates/7/x86_64/primary_db | 6.5 MB 00:00
(6/7): os/7/x86_64/primary_db | 6.0 MB 00:01
(7/7): epel/7/x86_64/primary_db | 6.8 MB 00:01
Determining fastest mirrors
Resolving Dependencies
--> Running transaction check
---> Package xterm.x86_64 0:295-3.el7 will be installed
--> Processing Dependency: libfontconfig.so.1()(64bit) for package: xterm-295-3.el7.x86_64
还是不能运行。
[root@VM_0_10_centos ~]# xterm
Warning: This program is an suid-root program or is being run by the root user.
The full text of the error or warning message cannot be safely formatted
in this environment. You may get a more descriptive message by running the
program as a non-root user or by removing the suid bit on the executable.
xterm: Xt error: Can't open display: %s
xterm: DISPLAY is not set
- 需要安装xauth
[root@VM_0_10_centos ~]# yum install xauth
Loaded plugins: fastestmirror, langpacks
Loading mirror speeds from cached hostfile
Resolving Dependencies
--> Running transaction check
---> Package xorg-x11-xauth.x86_64 1:1.0.9-1.el7 will be installed
--> Finished Dependency Resolution
Dependencies Resolved
================================================================================
Package Arch Version Repository Size
================================================================================
Installing:
xorg-x11-xauth x86_64 1:1.0.9-1.el7 os 30 k
Transaction Summary
================================================================================
Install 1 Package
Total download size: 30 k
Installed size: 48 k
Is this ok [y/d/N]: y
Downloading packages:
xorg-x11-xauth-1.0.9-1.el7.x86_64.rpm | 30 kB 00:00
Running transaction check
Running transaction test
Transaction test succeeded
Running transaction
Installing : 1:xorg-x11-xauth-1.0.9-1.el7.x86_64 1/1
Verifying : 1:xorg-x11-xauth-1.0.9-1.el7.x86_64 1/1
Installed:
xorg-x11-xauth.x86_64 1:1.0.9-1.el7
Complete!
- 退出当前session，重新登录
Last login: Thu Jul 11 00:29:29 2019 from 117.139.208.24
/usr/bin/xauth: file /root/.Xauthority does not exist
[root@VM_0_10_centos ~]#
出现了xauth的提示，应该没有问题了。
[root@VM_0_10_centos ~]# xterm
xterm: cannot load font '-misc-fixed-medium-r-semicondensed--13-120-75-75-c-60-iso10646-1'
- 安装成功
image.png
- 测试其他x程序
[root@VM_0_10_centos ~]# yum install xclock
Loaded plugins: fastestmirror, langpacks
Loading mirror speeds from cached hostfile
Resolving Dependencies
--> Running transaction check
---> Package xorg-x11-apps.x86_64 0:7.7-7.el7 will be installed
--> Processing Dependency: libxkbfile.so.1()(64bit) for package: xorg-x11-apps-7.7-7.el7.x86_64
...
[root@VM_0_10_centos ~]# xclock
image.png
