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TNS-12542: TNS:address already in use 问题

2019年08月23日 ⁄ 综合 ⁄ 共 957字 ⁄ 字号 评论关闭

RHEL  linux  在修改了hostname之后,突然发现Oracle的监听启动不了,也停止不了。如下:

[oracle@zzbank ~]$ lsnrctl start

LSNRCTL for Linux: Version 11.2.0.1.0 - Production on 27-AUG-2013 21:59:45

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

Starting /u01/app/oracle/product/11.2.0/dbhome_1/bin/tnslsnr: please wait...

TNSLSNR for Linux: Version 11.2.0.1.0 - Production
System parameter file is /u01/app/oracle/product/11.2.0/dbhome_1/network/admin/listener.ora
Log messages written to /u01/app/diag/tnslsnr/zzbank/listener/alert/log.xml
Error listening on: (DESCRIPTION=(ADDRESS=(PROTOCOL=TCP)(HOST=zzbank)(PORT=1521)))
TNS-12542: TNS:address already in use
 TNS-12560: TNS:protocol adapter error
  TNS-00512: Address already in use
   Linux Error: 98: Address already in use

Listener failed to start. See the error message(s) above...

解决办法:

[oracle@zzbank ~]$ ps -ef|grep LISTENER
oracle    4562     1  0 21:44 ?        00:00:08 /u01/app/oracle/product/11.2.0/dbhome_1/bin/tnslsnr LISTENER -inherit
oracle    5740  5611  0 22:02 pts/1    00:00:00 grep LIS


kill 4562   因为已有监听在启动,kill掉进程即可。

再次启动即可。

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