lsnrctl
是 Oracle 数据库中的一个命令行工具,用于管理和控制监听器。如果你需要重载监听器的配置文件,可以按照以下步骤操作:
打开命令行界面:
连接到监听器:
使用 lsnrctl
命令连接到监听器。通常情况下,你可以直接运行 lsnrctl
命令,它会自动连接到默认的监听器。
lsnrctl
查看当前监听器状态:
在连接到监听器后,你可以使用 status
命令查看当前监听器的状态。
lsnrctl status
重载配置文件:
使用 reload
命令来重载监听器的配置文件。监听器的配置文件通常是 listener.ora
。
lsnrctl reload
验证配置文件是否已重载:
再次使用 status
命令来验证配置文件是否已成功重载。
lsnrctl status
退出监听器控制台:
如果你完成了所有操作,可以使用 exit
命令退出监听器控制台。
exit
以下是一个完整的示例,展示了如何在 Linux 上重载 Oracle 监听器的配置文件:
# 打开终端
$ lsnrctl
# 连接到监听器(通常不需要指定监听器名称,默认即可)
LSNRCTL for Linux: Version 19.0.0.0.0 - Production on 12-JAN-2023 10:00:00
Copyright (c) 1991, 2019, Oracle. All rights reserved.
Connecting to (DESCRIPTION=(ADDRESS=(PROTOCOL=tcp)(HOST=your_host_name)(PORT=1521)))
STATUS of the LISTENER
------------------------
Alias LISTENER
Version TNSLSNR for Linux: Version 19.0.0.0.0 - Production
Start Date 12-JAN-2023 09:00:00
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/19.0.0/dbhome_1/network/admin/listener.ora
Listener Log File /u01/app/oracle/diag/tnslsnr/your_host_name/listener/alert/log.xml
Listening Endpoints Summary...
(DESCRIPTION=(ADDRESS=(PROTOCOL=tcp)(HOST=your_host_name)(PORT=1521)))
Services Summary...
Service "CLRExtProc" has 1 instance(s).
Instance "clrextproc", status READY, has 1 handler(s) for this service...
Service "your_service_name" has 1 instance(s).
Instance "your_instance_name", status READY, has 1 handler(s) for this service...
The command completed successfully
# 重载配置文件
LSNRCTL> reload
Reloading listener...
The command completed successfully
# 再次查看监听器状态
LSNRCTL> status
LSNRCTL for Linux: Version 19.0.0.0.0 - Production on 12-JAN-2023 10:05:00
Copyright (c) 1991, 2019, Oracle. All rights reserved.
Connecting to (DESCRIPTION=(ADDRESS=(PROTOCOL=tcp)(HOST=your_host_name)(PORT=1521)))
STATUS of the LISTENER
------------------------
Alias LISTENER
Version TNSLSNR for Linux: Version 19.0.0.0.0 - Production
Start Date 12-JAN-2023 10:00:00
Uptime 0 days 0 hr. 5 min. 0 sec
Trace Level off
Security ON: Local OS Authentication
SNMP OFF
Listener Parameter File /u01/app/oracle/product/19.0.0/dbhome_1/network/admin/listener.ora
Listener Log File /u01/app/oracle/diag/tnslsnr/your_host_name/listener/alert/log.xml
Listening Endpoints Summary...
(DESCRIPTION=(ADDRESS=(PROTOCOL=tcp)(HOST=your_host_name)(PORT=1521)))
Services Summary...
Service "CLRExtProc" has 1 instance(s).
Instance "clrextproc", status READY, has 1 handler(s) for this service...
Service "your_service_name" has 1 instance(s).
Instance "your_instance_name", status READY, has 1 handler(s) for this service...
The command completed successfully
# 退出监听器控制台
LSNRCTL> exit
通过以上步骤,你可以成功地重载 Oracle 监听器的配置文件。