mbuf clusters exhausted

[Lowell Gilbert]

Andreas Widerøe Andersen <awand at pragma.no> writes:

> What can I do to get rid of these problems?

I think you need to pay attention to the messages:

> All mbuf clusters exhausted, please see tuning(7).

You are hitting very large network buffer usage at some point during
the day -- much larger than your average use.  You need to allocate
more mbufs or figure out why you need so many resources at once.
Or, preferably, both.