在RedHat5上安裝Oracle11g報錯：檢測不到$DISPALY

在RedHat as5上安裝Oracle11g時不能啟動GUI報錯如下：
[oracle@sense disk1]$ ./runInstaller
Starting Oracle Universal Installer...

Checking Temp space: must be greater than 80 MB.   Actual 1184 MB    Passed
Checking swap space: must be greater than 150 MB.   Actual 3027 MB    Passed
Checking monitor: must be configured to display at least 256 colors
    >>> Could not execute auto check for display colors using command /usr/bin/xdpyinfo. Check if the DISPLAY variable is set.    Failed <<<<

Some requirement checks failed. You must fulfill these requirements before

continuing with the installation,at which time they will be rechecked.

Continue? (y/n) [n]
解決辦法：
       登出登入使用者，使用oracle安裝使用者重新登入系統即可解決，比如之前已經建立好的安裝使用者oracle,使用oracle使用者登入系統就可以解決問題

[oracle@sense disk1]$ ./runInstaller
Starting Oracle Universal Installer...

Checking Temp space: must be greater than 80 MB.   Actual 1184 MB    Passed
Checking swap space: must be greater than 150 MB.   Actual 3027 MB    Passed
Checking monitor: must be configured to display at least 256 colors.    Actual 16777216    Passed
Preparing to launch Oracle Universal Installer from /tmp/OraInstall2009-01-03_05-06-47PM. Please wait .