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From: Ramin Alidousti <ramin@UU.NET>
To: lartc@vger.kernel.org
Subject: Re: [LARTC] Why SFQ does not drops packets
Date: Fri, 01 Jun 2001 20:35:38 +0000	[thread overview]
Message-ID: <marc-lartc-99142783520485@msgid-missing> (raw)
In-Reply-To: <marc-lartc-99138592919119@msgid-missing>

On Fri, Jun 01, 2001 at 11:23:46PM +0300, Serguei I. Ivantsov wrote:

> Hello Ramin,
> 
> Well, let's perfom a little calculation :)
> 
> "tc -s class ls dev eth0" :
> 
> > class cbq 10:200 parent 10:1 leaf 8026: rate 16Kbit (bounded,isolated) prio 5
> >  Sent 4049872 bytes 3846 pkts (dropped 0, overlimits 10286)
> >   borrowed 0 overactions 1364 avgidle 309677 undertime 0
> 
> after 4 second :
> 
> > class cbq 10:200 parent 10:1 leaf 8026: rate 16Kbit (bounded,isolated) prio 5
> >  Sent 4049926 bytes 3847 pkts (dropped 0, overlimits 10286)
> >  rate 13bps
> >   borrowed 0 overactions 1364 avgidle 309677 undertime 0
> 
> 4049926(bytes)-4049872(bytes)T(bytes)
> 
> 54(bytes)/4(second)\x13.5 BYTES PER SECOND!

I agree. This is how the *throughput* is measured. What I meant was
when you talk about Ethernet, Fast-Ethernet, Gig-Ethernet, TokenRing,
DS3, OC3, OC48, OC192... all is expressed in bits/sec and that's
the bandwidth. The throughput can be packets/sec or bytes/sec or
bits/sec.

Ramin

> 
> It is easy to come to this conclusion when looking at MRTG graps.
> 
> -- 
> Best regards,
>  Serguei                            mailto:admin@gsc-game.kiev.ua

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      parent reply	other threads:[~2001-06-01 20:35 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2001-06-01  8:58 [LARTC] Why SFQ does not drops packets Serguei I. Ivantsov
2001-06-01 15:58 ` Wingtung.Leung
2001-06-01 17:41 ` Ethy H. Brito
2001-06-01 17:41 ` Ramin Alidousti
2001-06-01 19:57 ` Re[2]: " Serguei I. Ivantsov
2001-06-01 20:23 ` Serguei I. Ivantsov
2001-06-01 20:35 ` Ramin Alidousti [this message]

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