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Date:      Mon, 15 Mar 2004 16:20:41 -0800
From:      Brooks Davis <brooks@one-eyed-alien.net>
To:        Kris Kennaway <kris@obsecurity.org>
Cc:        net@freebsd.org
Subject:   Re: Byte counters reset at ~4GB
Message-ID:  <20040316002041.GA1630@Odin.AC.HMC.Edu>
In-Reply-To: <20040316000544.GA33122@xor.obsecurity.org>
References:  <2650.192.168.0.200.1079393908.squirrel@192.168.0.1> <20040316000544.GA33122@xor.obsecurity.org>

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On Mon, Mar 15, 2004 at 04:05:44PM -0800, Kris Kennaway wrote:
> On Mon, Mar 15, 2004 at 06:38:28PM -0500, Mike Jakubik wrote:
> > Hello,
> >=20
> > It seems that the byte counters (derived from netstat -nbi) reset at
> > around 4 GB. Is there no way around this? It would be nice to be able to
> > see an accurate display of totals. It just seems pointless to even have
> > this, as 4 GB is just not that much anymore. I know this is a 32bit
> > limitation of the variable, but that's just bad coding in my opinion (no
> > offence intended), I mean there must be some way around this.
>=20
> I think in the past it's been pointed out changing to a 64-bit
> variable would slow down the code on non-64-bit architectures like the
> venerable i386.

It's worth noting that the counters are unsigned longs so 64-bit
architetures have proper 64-bit counters.

-- Brooks

--=20
Any statement of the form "X is the one, true Y" is FALSE.
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