linux – oracle lsnrctl TNS-12545:连接失败,因为目标主机或对象不存在

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我正在尝试连接到我的oracle数据库.我无法让听众开始.这是我尝试过的.

$lsnrctl start

LSNRCTL for Linux: Version 10.2.0.4.0 - Production on 20-JAN-2012 08:19:58

Copyright (c) 1991,2007,Oracle.  All rights reserved.

Starting /u01/app/oracle/product/10.2.0/db_1/bin/tnslsnr: please wait...

TNSLSNR for Linux: Version 10.2.0.4.0 - Production
Log messages written to /u01/app/oracle/product/10.2.0/db_1/network/log/listener.log
Error listening on: (ADDRESS=(PROTOCOL=tcp)(HOST=)(PORT=1521))
TNS-12545: Connect Failed because target host or object does not exist
 TNS-12560: TNS:protocol adapter error
  TNS-00515: Connect Failed because target host or object does not exist

$cat ./admin/tnsnames.ora

 
# TNSNAMES.ORA Network Configuration File: 
# /u01/app/oracle/product/10.2.0/db_1/network/admin/tnsnames.ora 
# 

EXTPROC_CONNECTION_DATA.test = 
  (DESCRIPTION = 
    (ADDRESS_LIST = 
      (ADDRESS = (PROTOCOL = IPC)(KEY = EXTPROC)) 
    ) 
    (CONNECT_DATA = 
      (SID = DEVDB) 
        (PRESENTATION = RO) 
      ) 
    ) 

DEVDB = 
  (DESCRIPTION = 
    (ADDRESS_LIST = 
      (ADDRESS = (PROTOCOL = TCP)(HOST = localhost)(PORT = 1521)) 
    ) 
    (CONNECT_DATA = 
      (SERVICE_NAME = DEVDB.test)
    ) 
  ) 

DEBDB.test = 
  (DESCRIPTION = 
    (ADDRESS_LIST = 
      (ADDRESS = (PROTOCOL = TCP)(HOST = DEVDB.test)(PORT = 1521)) 
    ) 
    (CONNECT_DATA = 
      (SERVICE_NAME = DEVDB.test)
    ) 
  )

$hostname
test

以下是在具有类似设置的其他计算机上成功启动的示例.没有listner.ora文件只是tnsnames.ora.

$lsnrctl start

LSNRCTL for Linux: Version 10.2.0.4.0 - Production on 20-JAN-2012 11:38:51

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

Starting /u01/app/oracle/product/10.2.0/db_1/bin/tnslsnr: please wait...

TNSLSNR for Linux: Version 10.2.0.4.0 - Production
Log messages written to /u01/app/oracle/product/10.2.0/db_1/network/log/listener.log
Listening on: (DESCRIPTION=(ADDRESS=(PROTOCOL=tcp)(HOST=oracletest)(PORT=1521)))

Connecting to (ADDRESS=(PROTOCOL=tcp)(HOST=)(PORT=1521))
STATUS of the LISTENER
------------------------
Alias                     LISTENER
Version                   TNSLSNR for Linux: Version 10.2.0.4.0 - Production
Start Date                20-JAN-2012 11:38:51
Uptime                    0 days 0 hr. 0 min. 0 sec
Trace Level               off
Security                  ON: Local OS Authentication
SNMP                      OFF
Listener Log File         /u01/app/oracle/product/10.2.0/db_1/network/log/listener.log
Listening Endpoints Summary...
  (DESCRIPTION=(ADDRESS=(PROTOCOL=tcp)(HOST=oracletest)(PORT=1521)))
The listener supports no services
The command completed successfully

解决方法

你的listener.ora中有空HOST =.我会把它编辑为HOST = my.ip.address.如果应用程序在同一主机上,即使HOST = 127.0.0.1也可以.您之前是否正确运行过netca(建议初学者使用)?
原文链接:https://www.f2er.com/linux/396925.html

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