journalctl -b will show something alike
Nov 17 05:58:56 gromi systemd-tmpfiles[16376]: /usr/lib/tmpfiles.d/redis.conf:2: Line references path below legacy directory /var/run/, updating /var/run/redis/ → /run/redis/; please update the tmpfiles.d/ drop-in file accordingly.
Fix for this Notice
sed 's|/var||' /usr/lib/tmpfiles.d/redis.conf >> /etc/tmpfiles.d/redis.conf
systemd-tmpfiles --create /etc/tmpfiles.d/redis.conf
