Description of problem: Sometimes Avahi crashed and began to spam journald messsages like that: Failed to start Avahi mDNS/DNS-SD Stack. Dec 27 16:43:40 naglfar systemd[1]: Failed to start Avahi mDNS/DNS-SD Stack. Dec 27 16:43:40 naglfar systemd[1]: Failed to start Avahi mDNS/DNS-SD Stack. Dec 27 16:43:40 naglfar systemd[1]: Failed to start Avahi mDNS/DNS-SD Stack. Dec 27 16:43:40 naglfar systemd[1]: Failed to start Avahi mDNS/DNS-SD Stack. Dec 27 16:43:40 naglfar systemd[1]: Failed to start Avahi mDNS/DNS-SD Stack. Dec 27 16:43:40 naglfar systemd[1]: Failed to start Avahi mDNS/DNS-SD Stack. Dec 27 16:43:40 naglfar systemd[1]: Failed to start Avahi mDNS/DNS-SD Stack. Dec 27 16:43:40 naglfar systemd[1]: Failed to start Avahi mDNS/DNS-SD Stack. Dec 27 16:43:40 naglfar systemd[1]: Failed to start Avahi mDNS/DNS-SD Stack. Dec 27 16:43:40 naglfar systemd[1]: Failed to start Avahi mDNS/DNS-SD Stack. Dec 27 16:43:40 naglfar systemd[1]: Failed to start Avahi mDNS/DNS-SD Stack. Dec 27 16:43:40 naglfar systemd[1]: Failed to start Avahi mDNS/DNS-SD Stack. Dec 27 16:43:40 naglfar systemd[1]: Failed to start Avahi mDNS/DNS-SD Stack. Dec 27 16:43:40 naglfar systemd[1]: Failed to start Avahi mDNS/DNS-SD Stack. Dec 27 16:43:40 naglfar systemd[1]: Failed to start Avahi mDNS/DNS-SD Stack. This problem leads to the fact that increased CPU and RAM usage. Problem partially fixed by deleting /var/run/avahi-daemon/pid. But that is not solution of problem. Because this situalion may repeat again.
I have such feedback from another user too.
*** This bug has been marked as a duplicate of bug 1317 ***