Linux上修改主机名对Oracle启动关闭的影响

+++11gR2
如果修改了主机名，没有更改/etc/hosts相应的信息，则数据库可以正常关闭，但是启动的时候会报错
[oracle@oracle ~]$ sqlplus / as sysdba

SQL*Plus: Release 11.2.0.1.0 Production on Sun Apr 6 11:27:27 2014
Copyright (c) 1982, 2009, Oracle. All rights reserved.
Connected to:
Oracle Database 11g Enterprise Edition Release 11.2.0.1.0 - 64bit Production
With the Partitioning, OLAP, Data Mining and Real Application Testing options

SQL> shut immediate
Database closed.
Database dismounted.
ORACLE instance shut down.

SQL> startup
ORA-00119: invalid specification for system parameter LOCAL_LISTENER
ORA-00130: invalid listener address '(ADDRESS=(PROTOCOL=TCP)(HOST=oracle)(PORT=1521))'
SQL> exit