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1.节点1

# 查看节点1监听状态[grid@rac1 ~]$ srvctl status listener -n rac1 监听程序 LISTENER 已在节点上启用: rac1 监听程序 LISTENER 未在节点上运行: rac1

# 启动节点1监听[grid@rac1 ~]$ lsnrctl start listener LSNRCTLforLinux: Version11.2.0.4.0 - Production on26-DEC-2025 09:38:33 Copyright(c)1991,2013, Oracle. All rights reserved. Starting /u01/app/11.2.0/grid/bin/tnslsnr: please wait... TNSLSNRforLinux: Version11.2.0.4.0 - Production System parameterfileis /u01/app/11.2.0/grid/network/admin/listener.ora Log messages written to /u01/app/grid/diag/tnslsnr/rac1/listener/alert/log.xml Listening on:(DESCRIPTION=(ADDRESS=(PROTOCOL=ipc)(KEY=EXTPROC1521)))Listening on:(DESCRIPTION=(ADDRESS=(PROTOCOL=tcp)(HOST=rac1)(PORT=1521)))Connecting to(DESCRIPTION=(ADDRESS=(PROTOCOL=IPC)(KEY=EXTPROC1521)))STATUS of the LISTENER ------------------------ Alias listener Version TNSLSNRforLinux: Version11.2.0.4.0 - Production Start Date26-DEC-2025 09:38:34 Uptime0days0hr.0min.0sec Trace Level off Security ON: Local OS Authentication SNMP OFF Listener Parameter File /u01/app/11.2.0/grid/network/admin/listener.ora Listener Log File /u01/app/grid/diag/tnslsnr/rac1/listener/alert/log.xml Listening Endpoints Summary...(DESCRIPTION=(ADDRESS=(PROTOCOL=ipc)(KEY=EXTPROC1521)))(DESCRIPTION=(ADDRESS=(PROTOCOL=tcp)(HOST=rac1)(PORT=1521)))The listener supports no services Thecommandcompleted successfully

# 查看节点1监听状态[grid@rac1 ~]$ srvctl status listener -n rac1 监听程序 LISTENER 已在节点上启用: rac1 监听程序 LISTENER 正在节点上运行: rac1

2. 节点2

#查看节点2监听状态[grid@rac2 ~]$ srvctl status listener 监听程序 LISTENER 已启用 监听程序 LISTENER 未运行

# 查看日志[grid@rac2 ~]$vi/u01/app/11.2.0/grid/log/rac2/agent/crsd/oraagent_oracle/oraagent_oracle.log# 启动节点2[grid@rac2 ~]$ lsnrctl start listener LSNRCTLforLinux: Version11.2.0.4.0 - Production on26-DEC-2025 09:39:15 Copyright(c)1991,2013, Oracle. All rights reserved. Starting /u01/app/11.2.0/grid/bin/tnslsnr: please wait... TNSLSNRforLinux: Version11.2.0.4.0 - Production System parameterfileis /u01/app/11.2.0/grid/network/admin/listener.ora Log messages written to /u01/app/grid/diag/tnslsnr/rac2/listener/alert/log.xml Error listening on:(ADDRESS=(PROTOCOL=tcp)(HOST=)(PORT=1521))TNS-12542: TNS:address alreadyinuse TNS-12560: TNS:protocol adapter error TNS-00512: Address alreadyinuse Linux Error:98: Address alreadyinuse Listener failed to start. See the error message(s)above...

# kill 节点2占用的进程[grid@rac2 ~]$netstat-anp|grep:1521(Not all processes could be identified, non-owned process info will not be shown, you would have to be root to see it all.)tcp00192.168.85.204:15210.0.0.0:* LISTEN2831/tnslsnr[grid@rac2 ~]$lsof-i:1521 COMMAND PIDUSERFD TYPE DEVICE SIZE/OFF NODE NAME tnslsnr2831grid 14u IPv41062580t0 TCP rac-scan:ncube-lm(LISTEN)[grid@rac2 ~]$kill-92831[grid@rac2 ~]$lsof-i:1521

# 重新启动[grid@rac2 ~]$ lsnrctl start listener LSNRCTLforLinux: Version11.2.0.4.0 - Production on26-DEC-2025 09:42:13 Copyright(c)1991,2013, Oracle. All rights reserved. Starting /u01/app/11.2.0/grid/bin/tnslsnr: please wait... TNSLSNRforLinux: Version11.2.0.4.0 - Production System parameterfileis /u01/app/11.2.0/grid/network/admin/listener.ora Log messages written to /u01/app/grid/diag/tnslsnr/rac2/listener/alert/log.xml Listening on:(DESCRIPTION=(ADDRESS=(PROTOCOL=tcp)(HOST=rac2)(PORT=1521)))Connecting to(ADDRESS=(PROTOCOL=tcp)(HOST=)(PORT=1521))STATUS of the LISTENER ------------------------ Alias listener Version TNSLSNRforLinux: Version11.2.0.4.0 - Production Start Date26-DEC-2025 09:42:14 Uptime0days0hr.0min.0sec Trace Level off Security ON: Local OS Authentication SNMP OFF Listener Parameter File /u01/app/11.2.0/grid/network/admin/listener.ora Listener Log File /u01/app/grid/diag/tnslsnr/rac2/listener/alert/log.xml Listening Endpoints Summary...(DESCRIPTION=(ADDRESS=(PROTOCOL=tcp)(HOST=rac2)(PORT=1521)))The listener supports no services Thecommandcompleted successfully

# 在节点1查看节点1和2的监听状态[grid@rac1 ~]$ srvctl status listener -n rac1 监听程序 LISTENER 已在节点上启用: rac1 监听程序 LISTENER 正在节点上运行: rac1[grid@rac1 ~]$ srvctl status listener -n rac2 监听程序 LISTENER 已在节点上启用: rac2 监听程序 LISTENER 正在节点上运行: rac2