Comment # 34 on bug 1165351 from Thomas Blume

(In reply to Luis Chamberlain from comment #33)
> Absolutely but please note that tuctuc is actively being used by myself for
> development purposes right now, so I would prefer if not reboots are done.
> The credentials are the same, the IP address is the same as chivo but the
> last octet ends with 196. I've enabled the same user into the wheel group so
> it has sudo privileges. 

ok, thanks

> > DefaultLimitNOFILE=1024
> > 
> > in /etc/system/system.conf
> 
> I'll try this. How do I apply this without restarting the system?

Please try:

systemctl daemon-reexec

If that doesn't work, I guess a reboot is needed, since it is the system daemon
(e.g. pid 1) itself.