Oracle 11g监听无法启动
lsnrctl start
提示：
LSNRCTL for Linux: Version 11.2.0.1.0 - Production on 13-JUN-2012 10:42:55
Copyright (c) 1991, 2009, Oracle. All rights reserved.
Starting /opt/oracle11g/app/oracle/product/11.2.0/dbhome_1/bin/tnslsnr: please wait...
TNSLSNR for Linux: Version 11.2.0.1.0 - Production
System parameter file is /opt/oracle11g/app/oracle/product/11.2.0/dbhome_1/network/admin/listener.ora
Log messages written to /opt/oracle11g/app/oracle/diag/tnslsnr/localhost/listener/alert/log.xml
Error listening on: (DESCRIPTION=(ADDRESS=(PROTOCOL=IPC)(KEY=EXTPROC1521)))
TNS-12555: TNS:permission denied
TNS-12560: TNS:protocol adapter error
TNS-00525: Insufficient privilege for operation
Linux Error: 1: Operation not permitted
Listener failed to start. See the error message(s) above...
google了一下，发现需要 /var/tmp 或者 /tmp 目录下的.oracle 的权限问题
cd /var/tmp
ls -la
chown oracle:oinstall .oracle
然后再启动监听就没有问题了
lsnrctl start
LSNRCTL for Linux: Version 11.2.0.1.0 - Production on 13-JUN-2012 10:54:07
Copyright (c) 1991, 2009, Oracle. All rights reserved.
Starting /opt/oracle11g/app/oracle/product/11.2.0/dbhome_1/bin/tnslsnr: please wait...
TNSLSNR for Linux: Version 11.2.0.1.0 - Production
System parameter file is /opt/oracle11g/app/oracle/product/11.2.0/dbhome_1/network/admin/listener.ora
Log messages written to /opt/oracle11g/app/oracle/diag/tnslsnr/localhost/listener/alert/log.xml
Listening on: (DESCRIPTION=(ADDRESS=(PROTOCOL=ipc)(KEY=EXTPROC1521)))
Listening on: (DESCRIPTION=(ADDRESS=(PROTOCOL=tcp)(HOST=localhost.localdomain)(PORT=1521)))
Connecting to (DESCRIPTION=(ADDRESS=(PROTOCOL=IPC)(KEY=EXTPROC1521)))
STATUS of the LISTENER
------------------------
Alias LISTENER
Version TNSLSNR for Linux: Version 11.2.0.1.0 - Production
Start Date 13-JUN-2012 10:54:09
Uptime 0 days 0 hr. 0 min. 40 sec
Trace Level off
Security ON: Local OS Authentication
SNMP OFF
Listener Parameter File /opt/oracle11g/app/oracle/product/11.2.0/dbhome_1/network/admin/listener.ora
Listener Log File /opt/oracle11g/app/oracle/diag/tnslsnr/localhost/listener/alert/log.xml
Listening Endpoints Summary...
(DESCRIPTION=(ADDRESS=(PROTOCOL=ipc)(KEY=EXTPROC1521)))
(DESCRIPTION=(ADDRESS=(PROTOCOL=tcp)(HOST=localhost.localdomain)(PORT=1521)))
Services Summary...
Service "ORCL" has 1 instance(s).
Instance "ORCL", status UNKNOWN, has 1 handler(s) for this service...
The command completed successfully