监听无法启动 之 TNS-12555: TNS:permission denied

今天启动oracle监听发现报：

TNSLSNR for Linux: Version 10.2.0.4.0 - Production
System parameter file is /u01/app/oracle/network/admin/listener.ora
Log messages written to /u01/app/oracle/network/log/listener.log
Error listening on: (DESCRIPTION=(ADDRESS=(PROTOCOL=IPC)(KEY=EXTPROC1)))TNS-12555: TNS:permission denied

TNS-12560: TNS:protocol adapter error

[root@localhost tmp]# ll -a
总用量 24
drwxrwxrwx 3 root root 4096 10月 21 00:06

drwxrwxrwx 25 root root 4096 2008-10-16

drwxrwxrwt 2 root root 4096 10月 22 04:19 .oracle

属于root用户，但是其他用户有全部的控制权。。迷糊了。。。。。。。。

[root@localhost tmp]# chown oracle:dba .oracle
或者chmod 777 /var/tmp/.oracle