MySQL 8.0 Reference Manual Including MySQL NDB Cluster 8.0
SELinux is enabled by default on some Linux distributions including Oracle Linux, RHEL, CentOS, and Fedora. Use the sestatus command to determine if SELinux is enabled on your distribution:
$> 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
Memory protection checking: actual (secure)
Max kernel policy version: 31
If SELinux is disabled or the sestatus command is not found, refer to your distribution's SELinux documentation for guidance before enabling SELinux.