[CentOS] how to prevent files and directories from being deleted?

[Alexander Dalloz]

Am 01.10.2017 um 17:21 schrieb hw:
> Hi,
> 
> how can I prevent files/directories like /var/run/mariadb from being
> deleted on reboot?  Lighttpd has the same problem.
> 
> This breaks services and makes servers non-restartable by anyone else
> but the administrator who needs to re-create the needed files and
> directories every time and has to figure out what selinux labels they
> need.  This causes unnecessary downtimes.
> 
> This is entirely inacceptable.  This totally sucks.

See

https://developers.redhat.com/blog/2016/09/20/managing-temporary-files-with-systemd-tmpfiles-on-rhel7/

how to manage tmpfiles.

Curious, how did you install MariaDB that you have such a problem? The 
package shipping with CentOS does not create such issue.

Alexander