报错的log：

Starting PostgreSQL 9.1 database server: main

The PostgreSQL server failed to start. Please check the log output: 
2013-10-05 23:58:18 CST LOG: could not create IPv6 socket: Permission denied 
2013-10-05 23:58:18 CST LOG: could not create IPv4 socket: Permission denied 
2013-10-05 23:58:18 CST WARNING: could not create listen socket for "localhost" 
2013-10-05 23:58:18 CST LOG: could not create IPv4 socket: Permission denied 
2013-10-05 23:58:18 CST WARNING: could not create listen socket for "127.0.0.1" 
2013-10-05 23:58:18 CST FATAL: could not create any TCP/IP sockets ... failed!
failed!

解决方法：

usermod -a -G aid_inet postgres
-or-
（on android）usermod -a -G android_inet postgres