How to prevent FS overflow due to excessive logging?

David DeSimone fox at
Wed Nov 14 11:27:13 PST 2007

Hash: SHA1

Tobias Ernst <tobi at> wrote:
> I do not want to disable UDP logging generally - after all I want to be
> told when things like this happen.

If you put "keep state" on your drop+log rule, PF will only log the
first packet that gets dropped, which reduces logging considerably. 
However, you will not be alerted to the fact that millions of packets
are being sent, in this scenario, so you would have to detect that via
other means.

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