以前更改过主机名，但后来又更改了过来，但是httpd出错误，看日志内容如下：（请问该怎么更改）
[Wed Dec 18 04:11:24 2002] [alert] (22002)Name or service not known: mod_unique_id: unable to find IPv4 address of "zeasen"
Configuration Failed!
[Wed Dec 18 04:33:44 2002] [alert] (22002)Name or service not known: mod_unique_id: unable to find IPv4 address of "zeasen"
Configuration Failed!
[Wed Dec 18 20:38:27 2002] [alert] (22002)Name or service not known: mod_unique_id: unable to find IPv4 address of "zeasen"
Configuration Failed!
[Wed Dec 18 21:03:36 2002] [alert] (22002)Name or service not known: mod_unique_id: unable to find IPv4 address of "zeasen"
Configuration Failed!
[Wed Dec 18 21:09:46 2002] [alert] (22002)Name or service not known: mod_unique_id: unable to find IPv4 address of "zeasen"
Configuration Failed!
[Thu Dec 19 04:13:07 2002] [alert] (22002)Name or service not known: mod_unique_id: unable to find IPv4 address of "zeasen"
Configuration Failed!
[Thu Dec 19 04:20:44 2002] [alert] (22002)Name or service not known: mod_unique_id: unable to find IPv4 address of "zeasen"
Configuration Failed!
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apache启动失败
我也遇到相同的问题，修改/etc/hosts，添加一行
127.0.0.1 zeasen localhost
就ok了
用了好长时间才解决了，应该好好看日志文件 /var/log/