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Date:      Sat, 8 Mar 2003 09:34:00 -0800
From:      Wes Peters <wes@softweyr.com>
To:        Bruce Cran <bruce@cran.org.uk>, Terry Lambert <tlambert2@mindspring.com>
Cc:        hackers@freebsd.org
Subject:   Re: High CPU usage when forwarding packets
Message-ID:  <200303080934.00723.wes@softweyr.com>
In-Reply-To: <20030308130810.GA5234@fourtytwo.brucec.backnet>
References:  <20030307131038.GA919@fourtytwo.brucec.backnet> <3E68EBCF.E19242C1@mindspring.com> <20030308130810.GA5234@fourtytwo.brucec.backnet>

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On Saturday 08 March 2003 05:08, Bruce Cran wrote:
>
> Thanks, I added kern.ipc.nmbclusters=8192 to /boot/loader.conf and the
> messages have stopped.   I have also learnt that the high CPU usage is
> simply because I'm trying to push 600KB/sec over an ISA bus, and lots
> of copying is going on.   I'd like to get a PCI card and stop using the
> onboard lnc, but unfortunately the single PCI slot is already taken up
> by other other NIC.

You need a PCI dual NIC, then.  ISA network adapters suck, as you've 
noted.

-- 

        Where am I, and what am I doing in this handbasket?

Wes Peters                                               wes@softweyr.com


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