Oracle的监听器服务注册方式有两种,分别为动态和静态。通过动态注册的服务在lsnrctl status时显示的状态为ready,静态的服务为unknown。
11g2以前的版本,监听器通过listener.ora文件进行配置。在11g2版本中,监听器的配置方式发生了变化,增加了一个新的配置文件endpoints_listener.ora,并且此文件和原来的listener.ora文件都转移到$GRID_HOME/network/admin目录下了。
11g2的监听器的配置信息保存在$GRID_HOME/network/admin/listener.ora和endpoints_listener.ora两个文件中。
SID_LIST_LISTENER =
(SID_LIST =
(SID_DESC =
(GLOBAL_DBNAME = servdb)
(ORACLE_HOME = /u01/oracle/
app/oracle/product/10.2.0/db)
(SID_NAME = servdb1)
)
)
LSNRCTL for
Linux: Version 11.2.0.3.0 - Production on 29-NOV-2012 14:18:34
Copyright (c) 1991, 2011, Oracle. All rights reserved.
Connecting to (DESCRIPTION=(ADDRESS=(PROTOCOL=IPC)(KEY=LISTENER)))
STATUS of the LISTENER
------------------------
Alias listener
Version TNSLSNR for Linux: Version 11.2.0.3.0 - Production
Start Date 29-NOV-2012 14:11:17
Uptime 0 days 0 hr. 7 min. 17 sec
Trace Level off
Security ON: Local OS Authentication
SNMP OFF
Listener Parameter File /u01/app/11.2.0.3/grid/network/admin/listener.ora
Listener Log File /u01/app/grid/diag/tnslsnr/serv2/listener/alert/log.XML
Listening Endpoints Summary...
(DESCRIPTION=(ADDRESS=(PROTOCOL=ipc)(KEY=LISTENER)))
(DESCRIPTION=(ADDRESS=(PROTOCOL=tcp)(HOST=10.10.10.100)(PORT=1521)))
(DESCRIPTION=(ADDRESS=(PROTOCOL=tcp)(HOST=10.10.10.101)(PORT=1521)))
Services Summary...
Service "+ASM" has 1 instance(s).
Instance "+ASM2", status READY, has 1 handler(s) for this service...
Service "SERVDG2" has 1 instance(s).
Instance "servdb1", status READY, has 1 handler(s) for this service...
Service "SERVDG2_XPT" has 1 instance(s).
Instance "servdb1", status READY, has 1 handler(s) for this service...
Service "elvdb" has 2 instance(s).
Instance "elvdb1", status UNKNOWN, has 1 handler(s) for this service...
Instance "elvdb2", status READY, has 1 handler(s) for this service...
Service "elvdbXDB" has 1 instance(s).
Instance "elvdb2", status READY, has 1 handler(s) for this service...
The command completed successfully