Can you attach a pcap file showing the relevant packets? - Trent
> On 26 Sep 2019, at 6:46 am, Sharath Naeni <[email protected]> wrote: > > > Hello All, > > We have a local network of 50 nodes which are publishing on avahi(with no > flags, AVAHI_IF_UNSPEC, AVAHI_PROTO_UNSPEC). We have noticed that > avahi-daemon is using (>100%) CPU and goes into bad state. (avahi-browse > complains "Daemon connection timedout") > > So we did a tcpdump of packets received by a node and observed that each node > in addition to publishing PTR record with it's own service, also publishing > SRV record with details of other 49 nodes. This increased the avahi traffic > in the network and we think that heavy traffic is causing avahi-daemon to go > into bad state. > > We would like to understand why: > 1. Avahi-daemon is publishing SRV records and is there any way to disable > this functionality. > 2. From source code, we noticed that avahi-daemon does process SRV records > and hence too many SRV records in the network is causing avahi-daemon hung. > Is our hypothesis correct? > > Version (avahi-daemon 0.6.31) > publish-aaaa-on-ipv4=no > publish-a-on-ipv6=no > [reflector] > enable-reflector=no > reflect-ipv=no > > Thanks in advance. Any insights would be great help to us. > > Regards. > _______________________________________________ > avahi mailing list > [email protected] > https://lists.freedesktop.org/mailman/listinfo/avahi _______________________________________________ avahi mailing list [email protected] https://lists.freedesktop.org/mailman/listinfo/avahi
