Oracle 的监听（动态监听和静态监听）

Oracle 的监听（动态监听和静态监听）

参考资料：

ora-12514:TNS:listener does not currently know of service requested in connect descriptor
http://blog.csdn.net/kingsonl/article/details/8062757


问题描述：

客户端1上的

C:\Oracle\ora92\network\ADMIN\tnsnames.ora

#ocptwo153
OCPTWO153 = 
  (DESCRIPTION = 
    (ADDRESS_LIST = 
       (ADDRESS = (PROTOCOL = TCP)(HOST = 192.168.3.250)(PORT = 1521))
    )
    (CONNECT_DATA = 
       (SERVER = DEDICATED)
       (SERVICE_NAME = ocptwo)
    )
   )

客户端2上的

/u01/app/oracle/product/10.2.0/db_1/network/admin/tnsnames.ora

#ocptwo153
OCPTWO153 = 
  (DESCRIPTION = 
    (ADDRESS_LIST = 
       (ADDRESS = (PROTOCOL = TCP)(HOST = 192.168.3.250)(PORT = 1521))
    )
    (CONNECT_DATA = 
       (SERVER = DEDICATED)
       (SERVICE_NAME = ocptwo)
    )
   )

客户端1：

SQL> connect test01/密码@ocptwo153
ERROR:
ORA-12514: TNS: 监听进程不能解析在连接描述符中给出的 SERVICE_NAME

客户端2：

SQL> connect test01/密码@ocptwo153
ERROR:
ORA-12514: TNS:listener does not currently know of service requested in connect
descriptor

#查看oracle 服务端的listener

[oracle@localhost admin]$ cat listener.ora 
# listener.ora Network Configuration File: /u01/app/oracle/product/10.2.0/db_1/network/admin/listener.ora
# Generated by Oracle configuration tools.
SID_LIST_LISTENER =
  (SID_LIST =
    (SID_DESC =
      (SID_NAME = PLSExtProc)
      (ORACLE_HOME = /u01/app/oracle/product/10.2.0/db_1)
      (PROGRAM = extproc)
    )
  )

LISTENER =
  (DESCRIPTION_LIST =
    (DESCRIPTION =
      (ADDRESS = (PROTOCOL = IPC)(KEY = EXTPROC1))
      (ADDRESS = (PROTOCOL = TCP)(HOST = localhost.localdomain)(PORT = 1521))
    )
  )
#新加的OCPTWO的监听，注意红色加粗的那一段
SID_LIST_OCPTWO =
  (SID_LIST =
    (SID_DESC =
      (SID_NAME = PLSExtProc)
      (ORACLE_HOME = /u01/app/oracle/product/10.2.0/db_1)
      (PROGRAM = extproc)
    )
      (SID_DESC =
       (GLOBAL_DBNAME = ocptwo)
       (ORACLE_HOME = /u01/app/oracle/product/10.2.0/db_1)  
       (SID_NAME = ocptwo)
      )
  )

OCPTWO =
  (DESCRIPTION_LIST =
    (DESCRIPTION =
      (ADDRESS = (PROTOCOL = IPC)(KEY = EXTPROC1))
      (ADDRESS = (PROTOCOL = TCP)(HOST = 192.168.3.250)(PORT = 1521))
    )
  )

#启动监听

[oracle@localhost admin]$ lsnrctl start ocptwo
LSNRCTL for Linux: Version 10.2.0.1.0 - Production on 20-OCT-2015 01:49:30
Copyright (c) 1991, 2005, Oracle.  All rights reserved.
Starting /u01/app/oracle/product/10.2.0/db_1/bin/tnslsnr: please wait...

TNSLSNR for Linux: Version 10.2.0.1.0 - Production
System parameter file is /u01/app/oracle/product/10.2.0/db_1/network/admin/listener.ora
Log messages written to /u01/app/oracle/product/10.2.0/db_1/network/log/ocptwo.log
Listening on: (DESCRIPTION=(ADDRESS=(PROTOCOL=ipc)(KEY=EXTPROC1)))
Listening on: (DESCRIPTION=(ADDRESS=(PROTOCOL=tcp)(HOST=192.168.3.153)(PORT=1521)))

Connecting to (DESCRIPTION=(ADDRESS=(PROTOCOL=IPC)(KEY=EXTPROC1)))
STATUS of the LISTENER
------------------------
Alias                     ocptwo
Version                   TNSLSNR for Linux: Version 10.2.0.1.0 - Production
Start Date                20-OCT-2015 01:49:30
Uptime                    0 days 0 hr. 0 min. 0 sec
Trace Level               off
Security                  ON: Local OS Authentication
SNMP                      OFF
Listener Parameter File   /u01/app/oracle/product/10.2.0/db_1/network/admin/listener.ora
Listener Log File         /u01/app/oracle/product/10.2.0/db_1/network/log/ocptwo.log
Listening Endpoints Summary...
  (DESCRIPTION=(ADDRESS=(PROTOCOL=ipc)(KEY=EXTPROC1)))
  (DESCRIPTION=(ADDRESS=(PROTOCOL=tcp)(HOST=192.168.3.250)(PORT=1521)))
Services Summary...
Service "ORACLE" has 1 instance(s).
  Instance "ocptwo", status UNKNOWN, has 1 handler(s) for this service...
Service "PLSExtProc" has 1 instance(s).
  Instance "PLSExtProc", status UNKNOWN, has 1 handler(s) for this service...
The command completed successfully

#查看进程

[oracle@localhost admin]$ ps -ef|grep tnslsnr |grep -v grep
oracle    4819     1  0 01:49 ?        00:00:00 /u01/app/oracle/product/10.2.0/db_1/bin/tnslsnr ocptwo -inherit

客户端1：

SQL> connect test01/密码@ocptwo153
Connected.

客户端2：

SQL> connect test01/密码@ocptwo153
已连接。

//---------------------------------------------------------------------------//

客户端上的tnsnames.ora还有一种配法：

#oracle\product\10.2.0\client_1\network\admin\tnsnames.ora

ORCL =
  (DESCRIPTION =
    (ADDRESS_LIST =
      (ADDRESS = (PROTOCOL = TCP)(HOST = 192.168.3.250)(PORT = 1521))
    )
    (CONNECT_DATA =
      (SERVICE_NAME = orcl)
    )
  )

EXTPROC_CONNECTION_DATA =
  (DESCRIPTION =
    (ADDRESS_LIST =
      (ADDRESS = (PROTOCOL = IPC)(KEY = EXTPROC0))
    )
    (CONNECT_DATA =
      (SID = PLSExtProc)
      (PRESENTATION = RO)
    )
  )