我们知道Linx 6 上安装Oracle 11G R2 RAC时要禁用Firewall 和SElinux ,下面是不禁用SElinux的后果.
Linux下创建ASM磁盘的时候遇到下述错误: # /usr/sbin/oracleasm createdisk VO1 /dev/sdb1 Writing disk header: done Instantiating disk: failed Clearing disk header: done
原因:可能是selinux阻止访问disk header
解决办法: 1.禁用selinux 2.重启系统
a)备份/etc/selinux/config # cp /etc/selinux/config /etc/selinux/config_bak
b)修改/etc/selinux/config 注释掉 SELINUX=enforcing 添加 SELINUX=disabled
# vi /etc/selinux/config # SELINUX=enforcing SELINUX=disabled
c)重启操作系统 # reboot
d)重新创建ASM磁盘 # /usr/sbin/oracleasm createdisk VO1 /dev/sdb1 Writing disk header: done Instantiating disk: done
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