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 From:  "Chad R. Larson" <clarson at eldocomp dot com>
 To:  Dirk-Willem van Gulik <dirkx at webweaving dot org>, Fred Wright <fw at well dot com>
 Cc:  "m0n0wall at lists dot m0n0 dot ch" <m0n0wall at lists dot m0n0 dot ch>
 Subject:  Re: [m0n0wall] m0n0wall + net4501 keeps rebooting
 Date:  Wed, 31 Dec 2003 18:27:35 -0700
At 02:54 AM 12/31/2003, Dirk-Willem van Gulik wrote:
>Folks, there is _NOTHING_ in that watchdog; it enables a 31 second 
>hardware-countdown on the CPU by passing a single ioctl() to the kernel 
>which directly writes the value into a CPU register. Then sleeps 15 
>seconds (using nanosleep()) and does it again.

I don't think I've seen anyone claiming the watchdog is CPU 
intensive.  They seem to be arguing that they'd rather have their systems 
get flakey rather than reboot when overloaded.


         -crl
--
Chad R. Larson (CRL22)    chad at eldocomp dot com
   Eldorado Computing, Inc.   602-604-3100
      5353 North 16th Street, Suite 400
        Phoenix, Arizona   85016-3228

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