linux ---c3po

今天遇到一个问题，linux连数据库时报错：

 [/home/backend/uc/conf/datasource.xml]

2013-05-13 11:33:51,190-[INFO][C3P0ImplUtils]-Failed to get local InetAddress for VMID. This is unlikely to matter. At all. We'll add some extra randomness

java.net.UnknownHostException: localhost.localdomain: localhost.localdomain: 未知的名称或服务

hosts文件映射： 127.0.0.1 localhost.localdomain（主机名.域名）---解析到本机