From: Denis Vlasenko <vda@port.imtp.ilyichevsk.odessa.ua>
To: Bernd Eckenfels <ecki-lkm@lina.inka.de>, linux-kernel@vger.kernel.org
Subject: Re: Net device byte statistics
Date: Fri, 25 Jul 2003 10:03:32 +0300 [thread overview]
Message-ID: <200307250654.h6P6s9j05200@Port.imtp.ilyichevsk.odessa.ua> (raw)
In-Reply-To: <E19fqMF-0007me-00@calista.inka.de>
On 25 July 2003 03:22, Bernd Eckenfels wrote:
> In article <200307250156.47108.fredrik@dolda2000.cjb.net> you wrote:
> > On the other hand, I cannot imagine that noone would have thought of it. What
> > is the reason for this? Is there another interface that I should use instead
> > of /proc/net/dev to gather byte statistics for interfaces?
>
> it is for performance reasons. You can
>
> a) collect your numbers more often and asume wrap/reboot if numbers
> decrease
> b) use iptables counters instead
>
> BTW: it is a very often discussed topic, personally (as net tools
> maintainer) I would love to see 64bit counters here, but this still means
> you have to sample often enough, so you do not lose numbers on crash.
I sample the data every minute. Will need to do it much more often
on 10ge ifaces, when those will appear at my home ;)
Or we will need 64bit counters then.
--
vda
next prev parent reply other threads:[~2003-07-25 6:48 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-07-24 23:56 Net device byte statistics Fredrik Tolf
2003-07-25 0:22 ` Bernd Eckenfels
2003-07-25 2:37 ` Fredrik Tolf
2003-07-25 3:26 ` Bernd Eckenfels
2003-07-25 3:49 ` Jeff Sipek
2003-07-25 3:54 ` Jeff Sipek
2003-07-25 7:03 ` Denis Vlasenko [this message]
2003-07-25 7:01 ` Andre Hedrick
2003-07-25 16:23 ` Jeff Sipek
2003-07-25 17:20 ` Randy.Dunlap
2003-07-25 17:55 ` Jeff Sipek
2003-07-25 17:58 ` Randy.Dunlap
2003-07-25 21:55 ` jw schultz
2003-07-25 22:51 ` Jeff Sipek
2003-07-26 0:08 ` Ben Greear
2003-07-26 0:44 ` jw schultz
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