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Date: Mon, 11 Jul 2011 19:08:36 +0700
From: Eugene Grosbein <egrosbein@rdtc.ru>
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To: Vlad Galu <dudu@dudu.ro>
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Cc: "net@freebsd.org" <net@freebsd.org>
Subject: Re: Repeating kernel panic within dummynet
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11.07.2011 19:02, Vlad Galu пишет:

> net.isr.bindthreads=1
> 
> I'm not sure how and if that would help your particular setup, but it did so in Adrian Minta's recent netgraph/mpd experiments. According to an off-list chat I had with him, the machine would panic unless the ISRs were bound.

I disable ISR parallelism for my mpd routers using:

net.isr.direct=1
net.isr.direct_force=1

At the other hand, there are other queues where traffic got delayed, not ISR only.
Dummynet itself is an example. The router still panices with INVARIANTS too often.

Eugene Grosbein