[ClusterLabs] Can Bonding Cause a Broadcast Storm?

Jeremy Voorhis jvoorhis at gmail.com
Tue Nov 15 17:13:59 EST 2016

What bonding mode are you using? Some modes require additional
configuration from the switch to avoid flooding. Also, is spanning tree
enabled on the switches?

On Tue, Nov 15, 2016 at 1:26 PM Eric Robinson <eric.robinson at psmnv.com>

> If a Linux server with bonded interfaces attached to different switches is
> rebooted, is it possible that a bridge loop could result for a brief
> period? We noticed that one of our 100 Linux servers became unresponsive
> and appears to have rebooted. (The cause has not been determined.) A couple
> of minutes afterwards, we saw a gigantic spike in traffic on all switches
> in the network that lasted for about 7 minutes, causing latency and packet
> loss on the network. Everything was still reachable, but slowly. The
> condition stopped as soon as the Linux server in question became reachable
> again.
> --
> Eric Robinson
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