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Can not start mysqld using systemctl | Permission Denied


Can't start mysqld using systemctl:  | Permission Denied

01. Check SELinux is enforced or not using following command, if the value is enforced means SELinux is enforced.
#getenforce
02. Edit file /etc/selinux/config and set SELINUX=permissive
03. Reboot server, and type following command to see value permissive.
#getenforce
05. Check status using following command
#sestatus
04. Execute following command to start mysqld
#sysetmctl start mysqld

Explore more how to disable SELinux at following link

https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/6/html/security-enhanced_linux/sect-security-enhanced_linux-working_with_selinux-changing_selinux_modes
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