兩個(gè)節(jié)點(diǎn)host,ipvip ,scan的信息 #eth0-Public IP 162.12.0.1 cqltjcpt1 162.12.0.3 cqltjcpt2 #eth2 PRIVATE IP 192.12.0.1 cqltjcpt1-prvi 192.12.0.3 cqltjcpt2-prvi #VIP 162.12.0.5 cqltjcpt1-vip 162.12.0.7 cqltjcpt2-vip #SCAN 162.12.0.9 cqltjcptscan 11G rac中,監(jiān)聽文件默認(rèn)配置在grid用戶下 [root@cqltjcpt2 ~]# su - grid [grid@cqltjcpt2 ~]$ cd $ORACLE_HOME [grid@cqltjcpt2 grid]$ cd network/admin/ [grid@cqltjcpt2 admin]$ ll -rw-r--r-- 1 grid oinstall 189 Jan 7 21:21 endpoints_listener.ora -rw-r--r-- 1 grid oinstall 350 Jan 7 21:21 listener.ora drwxr-xr-x 2 grid oinstall 4096 Jan 7 21:04 samples -rw-r--r-- 1 grid oinstall 205 May 11 2011 shrept.lst -rw-r--r-- 1 grid oinstall 227 Jan 7 21:21 sqlnet.ora Oracle 11.2版本后,有一個(gè)新的監(jiān)聽文件endpoints_listener.ora被引進(jìn),里面的內(nèi)容是節(jié)點(diǎn)的IP和VIP信息 Endpoints_listener.ora 文件的作用是向后兼容11.2版本以前的數(shù)據(jù)庫,DBCA建庫時(shí),需要通過獲取endpoints的位置信息來配置數(shù)據(jù)庫參數(shù)和tnsnames [grid@cqltjcpt2 admin]$ more endpoints_listener.ora LISTENER_CQLTJCPT2=(DESCRIPTION=(ADDRESS_LIST=(ADDRESS=(PROTOCOL=TCP) (HOST=cqltjcpt2-vip)(PORT=1521))(ADDRESS=(PROTOCOL=TCP)(HOST=162.12.0.3)(PORT=1521)(IP=FIRST)))) 由于用hosts解析配置本例中沒有配置DNS,只有一個(gè)scan listener 此時(shí)scan監(jiān)聽只運(yùn)行在Node1上 [grid@cqltjcpt2 admin]$ ps -ef | grep tnslsnr grid 9840 1 0 Jan07 ? 00:00:22 /u01/oracle/grid/bin/tnslsnr LISTENER -inherit grid 22674 21922 0 11:08 pts/1 00:00:00 grep tnslsnr [grid@cqltjcpt2 ~]$ ssh cqltjcpt1 [grid@cqltjcpt1 ~]$ ps -ef | grep tnslsnr grid 8211 1 0 Jan07 ? 00:00:44 /u01/oracle/grid/bin/tnslsnr LISTENER -inherit grid 8380 1 0 Jan07 ? 00:00:02 /u01/oracle/grid/bin/tnslsnr LISTENER_SCAN1 -inherit grid 22060 22021 0 11:08 pts/1 00:00:00 grep tnslsnr 從ps -ef輸出可以看到,無論是scan監(jiān)聽,還是本地監(jiān)聽都是運(yùn)行在grid用戶的oracle_home下 NODE2本地監(jiān)聽指向的是vip地址162.12.0.7 ,因?yàn)閞ac是通過vip對(duì)外提供服務(wù) [oracle@cqltjcpt2 ~]$ sqlplus / as sysdba SQL> show parameter local_listener NAME TYPE VALUE --------------- ---------- -------------------------------------------------------------------------------- local_listener string (DESCRIPTION=(ADDRESS_LIST=(ADDRESS=(PROTOCOL=TCP)(HOST=162.12.0.7)(PORT=1521)))) remote_listener指向的是scan監(jiān)聽名 SQL> show parameter remote_listener NAME TYPE VALUE ----------------- ----------- ------------------------------ remote_listener string cqltjcptscan:1521 切換至grid用戶 [root@cqltjcpt2 ~]# su - grid [grid@cqltjcpt2 ~]$ cd $ORACLE_HOME/network/admin [grid@cqltjcpt2 admin]$ ls endpoints_listener.ora listener.ora samples shrept.lst sqlnet.ora 查看監(jiān)聽文件內(nèi)容 [grid@cqltjcpt2 admin]$ more listener.ora LISTENER_SCAN1=(DESCRIPTION=(ADDRESS_LIST=(ADDRESS=(PROTOCOL=IPC)(KEY=LISTENER_SCAN1)))) LISTENER=(DESCRIPTION=(ADDRESS_LIST=(ADDRESS=(PROTOCOL=IPC)(KEY=LISTENER)))) ENABLE_GLOBAL_DYNAMIC_ENDPOINT_LISTENER=ON ENABLE_GLOBAL_DYNAMIC_ENDPOINT_LISTENER_SCAN1=ON 最下面兩行參數(shù)涉及ENABLE_GLOBAL_DYNAMIC_ENDPOINT參數(shù),ENABLE_GLOBAL_DYNAMIC_ENDPOINT參數(shù)的作用是允許監(jiān)聽程序接受針對(duì)oracle 11.2版本之前未進(jìn)行動(dòng)態(tài)注冊(cè)的連接 查看監(jiān)聽狀態(tài),可以看到cqltgsqz2實(shí)例已經(jīng)運(yùn)行 [grid@cqltjcpt2 ~]$ srvctl status listener Listener LISTENER is enabled Listener LISTENER is running on node(s): cqltjcpt1,cqltjcpt2 [grid@cqltjcpt2 ~]$ lsnrctl status listener LSNRCTL for Linux: Version 11.2.0.3.0 - Production on 08-JAN-2013 10:58:30 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 07-JAN-2013 22:44:03 Uptime 0 days 12 hr. 14 min. 26 sec Trace Level off Security ON: Local OS Authentication SNMP OFF Listener Parameter File /u01/oracle/grid/network/admin/listener.ora Listener Log File /u01/oracle/app/oracle/diag/tnslsnr/cqltjcpt2/listener/alert/log.xml Listening Endpoints Summary... (DESCRIPTION=(ADDRESS=(PROTOCOL=ipc)(KEY=LISTENER))) (DESCRIPTION=(ADDRESS=(PROTOCOL=tcp)(HOST=162.12.0.3)(PORT=1521))) (DESCRIPTION=(ADDRESS=(PROTOCOL=tcp)(HOST=162.12.0.7)(PORT=1521))) Services Summary... Service "+ASM" has 1 instance(s). Instance "+ASM2", status READY, has 1 handler(s) for this service... Service "cqlthxqf" has 1 instance(s). Instance "cqlthxqf2", status READY, has 1 handler(s) for this service... Service "cqlthxqfXDB" has 1 instance(s). Instance "cqlthxqf2", status READY, has 1 handler(s) for this service... Service "cqlthxqz" has 1 instance(s). Instance "cqlthxqz2", status READY, has 1 handler(s) for this service... Service "cqlthxqzXDB" has 1 instance(s). Instance "cqlthxqz2", status READY, has 1 handler(s) for this service... Service "cqltjcpt" has 1 instance(s). Instance "cqltjcpt2", status READY, has 1 handler(s) for this service... Service "cqltjcptXDB" has 1 instance(s). Instance "cqltjcpt2", status READY, has 1 handler(s) for this service... The command completed successfully
標(biāo)題名稱:11gR2raclinstener監(jiān)聽配置
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