oracle安装问题 Could notexecute auto check for display colors using command

[oracle@localhost database]$ ./runInstaller

Starting Oracle Universal Installer...

Checking Temp space: must be greater than 120 MB. Actual 38232 MB Passed

Checking swap space: must be greater than 150 MB. Actual 3999 MB Passed

Checking monitor: must be configured to display at least 256colors

>>> Could notexecute auto check for display colors using command /usr/bin/xdpyinfo. Check ifthe DISPLAY variable is set. Failed<<<<

Some requirement checks failed. You must fulfill theserequirements before

continuing with the installation,

Continue? (y/n) [n]

解决方法：

[root@localhost Packages]# xhost +
xhost: unable to open display "192.168.56.144:0.0"
[root@localhost Packages]# export DISPLAY=:0.0
[root@localhost Packages]# xhost +
access control disabled, clients can connect from any host
[root@localhost Packages]# xclock

出现小钟就ok了。