oracle 11gr2 不應使用lsnrctl管理LISTENER，而需使用srvctl或crsctl工具管理，<b>否則lsnrctl将不會識别endpoints_listener.ora中的資訊</b>，造成監聽沒有在必要位址、端口上工作。
grid@rac1:/home/grid><b>cat /opt/11202/11.2.0/grid/network/admin/endpoints_listener.ora </b>
LISTENER_RAC1=(DESCRIPTION=(ADDRESS_LIST=(ADDRESS=(PROTOCOL=TCP)(HOST=rac1-vip)(PORT=1521))(ADDRESS=(PROTOCOL=TCP)(HOST=10.250.7.225)(PORT=1521)(IP=FIRST)))) <b> # line added by Agent</b>
grid@rac1:/home/grid><b>cat /opt/11202/11.2.0/grid/network/admin/listener.ora </b>
LISTENER=(DESCRIPTION=(ADDRESS_LIST=(ADDRESS=(PROTOCOL=IPC)(KEY=LISTENER)))) <b> # line added by Agent</b>
LISTENER_SCAN1=(DESCRIPTION=(ADDRESS_LIST=(ADDRESS=(PROTOCOL=IPC)(KEY=LISTENER_SCAN1)))) # line added by Agent
ENABLE_GLOBAL_DYNAMIC_ENDPOINT_LISTENER_SCAN1=ON # line added by Agent
ENABLE_GLOBAL_DYNAMIC_ENDPOINT_LISTENER=ON # line added by Agent
grid@rac1:/home/grid>
<b>grid@rac1:/home/grid>lsnrctl status</b>
LSNRCTL for Linux: Version 11.2.0.2.0 - Production on 04-DEC-2011 22:15:09
Copyright (c) 1991, 2010, Oracle. All rights reserved.
Connecting to (DESCRIPTION=(ADDRESS=(PROTOCOL=IPC)(KEY=LISTENER)))
STATUS of the LISTENER
------------------------
Alias LISTENER
Version TNSLSNR for Linux: Version 11.2.0.2.0 - Production
Start Date 03-DEC-2011 22:55:26
Uptime 0 days 23 hr. 19 min. 42 sec
Trace Level off
Security ON: Local OS Authentication
SNMP OFF
Listener Parameter File /opt/11202/11.2.0/grid/network/admin/listener.ora
Listener Log File /opt/rac/grid/diag/tnslsnr/rac1/listener/alert/log.xml
Listening Endpoints Summary...
(DESCRIPTION=(ADDRESS=(PROTOCOL=ipc)(KEY=LISTENER)))
(DESCRIPTION=(ADDRESS=(PROTOCOL=tcp)(HOST=10.250.7.225)(PORT=1521)))
(DESCRIPTION=(ADDRESS=(PROTOCOL=tcp)(HOST=10.250.7.111)(PORT=1521)))
Services Summary...
Service "rac" has 1 instance(s).
Instance "rac1", status READY, has 1 handler(s) for this service...
Service "racXDB" has 1 instance(s).
The command completed successfully
grid@rac1:/home/grid>lsnrctl reload
LSNRCTL for Linux: Version 11.2.0.2.0 - Production on 04-DEC-2011 22:15:36
grid@rac1:/home/grid>lsnrctl status
LSNRCTL for Linux: Version 11.2.0.2.0 - Production on 04-DEC-2011 22:15:38
Uptime 0 days 23 hr. 20 min. 12 sec
The listener supports no services
使用srvctl 工具重新啟動監聽
grid@rac1:/home/grid><b>srvctl stop listener</b>
grid@rac1:/home/grid><b>srvctl status listener</b>
監聽程式 LISTENER 已啟用
監聽程式 LISTENER 未運作
grid@rac1:/home/grid>srvctl start listener
grid@rac1:/home/grid>srvctl status listener
監聽程式 LISTENER 正在節點上運作: rac2,rac1
grid@rac1:/home/grid>lsnrctl status
LSNRCTL for Linux: Version 11.2.0.2.0 - Production on 04-DEC-2011 22:16:52
Start Date 04-DEC-2011 22:16:40
Uptime 0 days 0 hr. 0 min. 11 sec
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