The listener supports no services The command completed successfully

启动监听出现以下错误信息,找不到服务.错误信息如下:

[oracle@dg1 admin]$ lsnrctl status

LSNRCTL for linux: Version 11.2.0.1.0 - Production on 18-NOV-2016 11:17:54

Copyright (c) 1991, 2009, Oracle.  All rights reserved.

Connecting to (DESCRIPTION=(ADDRESS=(PROTOCOL=IPC)(KEY=EXTPROC1521)))

STATUS of the LISTENER

------------------------

Alias           LISTENER

Version          TNSLSNR for Linux: Version 11.2.0.1.0 - Production

Start Date       18-NOV-2016 11:15:22

Uptime           0 days 0 hr. 2 min. 31 sec

Trace Level      off

Security          ON: Local OS Authentication

SNMP             OFF

Listener Parameter File   /u01/product/11.2.0.1/db_1/network/admin/listener.ora

Listener Log File         /u01/diag/tnslsnr/dg1/listener/alert/log.xml

Listening Endpoints Summary...

  (DESCRIPTION=(ADDRESS=(PROTOCOL=ipc)(KEY=EXTPROC1521)))

  (DESCRIPTION=(ADDRESS=(PROTOCOL=tcp)(HOST=dg1)(PORT=1521)))

The listener supports no services

The command completed successfully

[oracle@dg1 admin]$ 

解决方法1:

[oracle@dg1 admin]$ sqlplus / as sysdba

SQL*Plus: Release 11.2.0.1.0 Production on Fri Nov 18 11:19:06 2016

Copyright (c) 1982, 2009, Oracle.  All rights reserved.

Connected to an idle instance.

SQL> startup

Total System Global Area  830930944 bytes

Fixed Size                  2217912 bytes

Variable Size             545261640 bytes

Database Buffers          281018368 bytes

Redo Buffers                2433024 bytes

Database mounted.

Database opened.

SQL> show parameter service_names

NAME                    TYPE       VALUE

------------------------------------ ----------- ------------------------------

service_names             string      tong

SQL> alter system reGISter;    --强行注册监听

System altered.

SQL> 

[oracle@dg1 admin]$ lsnrctl start    --启动监听

解决方法2:

[oracle@dg2 ~]$ vim /u01/product/11.2.0.1/db_1/network/admin/listener.ora

LISTENER =

  (DESCRIPTION_LIST =

    (DESCRIPTION =

      (ADDRESS = (PROTOCOL = IPC)(KEY = EXTPROC1521))

      (ADDRESS = (PROTOCOL = TCP)(HOST = dg2)(PORT = 1521))

    )

  )

SID_LIST_LISTENER =          --添加以下行

(SID_LIST =

  (SID_DESC =

  (GLOBAL_DBNAME = orcl)

  (SID_NAME = orcl)

  )

)

ADR_BASE_LISTENER = /u01

[oracle@dg2 ~]$ lsnrctl start