Linux在安裝好之后通常SELinux都是出於默認開啟的狀態，開啟的情況下會導致一些服務的安裝不成功。
在不需要的情況下完全可以關閉掉,下面是在centos 7.0里面如何查看，關閉selinux。
查看selinux狀態
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[root@localhost ~]
# sestatus
SELinux status: enabled
SELinuxfs
mount
:
/sys/fs/selinux
SELinux root directory:
/etc/selinux
Loaded policy name: targeted
Current mode: enforcing
Mode from config
file
: enforcing
Policy MLS status: enabled
Policy deny_unknown status: allowed
Max kernel policy version: 28
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臨時關閉
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[root@localhost ~]
# setenforce 0
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永久關閉,可以修改配置文件/etc/selinux/config,將其中SELINUX設置為disabled。
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[root@localhost ~]
# cat /etc/selinux/config
# This file controls the state of SELinux on the system.
# SELINUX= can take one of these three values:
# enforcing - SELinux security policy is enforced.
# permissive - SELinux prints warnings instead of enforcing.
# disabled - No SELinux policy is loaded.
#SELINUX=enforcing
SELINUX=disabled
# SELINUXTYPE= can take one of three two values:
# targeted - Targeted processes are protected,
# minimum - Modification of targeted policy. Only selected processes are protected.
# mls - Multi Level Security protection.
SELINUXTYPE=targeted
[root@rdo ~]
# sestatus
SELinux status: disabled
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