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From: Stefan Hajnoczi <stefanha@gmail.com>
To: Bug 899140 <899140@bugs.launchpad.net>
Cc: qemu-devel@nongnu.org
Subject: Re: [Qemu-devel] [Bug 899140] Re: Problem with Linux Kernel Traffic Control
Date: Sat, 3 Dec 2011 18:48:52 +0000	[thread overview]
Message-ID: <CAJSP0QXyvEDbSraeYhA5kc_HyHwgmBX6Od0i+Bgw95Um1Cw1Mg@mail.gmail.com> (raw)
In-Reply-To: <4ED8E449.1010409@labri.fr>

On Fri, Dec 2, 2011 at 2:42 PM, Vincent Autefage
<899140@bugs.launchpad.net> wrote:
> *root@A# tc qdisc add dev eth0 root tbf rate 20mbit burst 20480 latency
> 50ms*
>
> *root@B# **ifconfig eth0 192.168.0.2*
>
> Then if we check with /Iperf/, the real rate will be about 100kbit/s :

What is the iperf result without tc?  It's worth checking what rate
the unlimited interface saturates at before applying tc.  Perhaps this
setup is just performing very poorly and it has nothing to do with tc.

Stefan

  reply	other threads:[~2011-12-03 18:48 UTC|newest]

Thread overview: 28+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-12-02 12:57 [Qemu-devel] [Bug 899140] [NEW] Problem with Linux Kernel Traffic Control Vincent Autefage
2011-12-02 13:10 ` [Qemu-devel] [Bug 899140] " Vincent Autefage
2011-12-02 13:34   ` Stefan Hajnoczi
2011-12-02 14:42     ` Vincent Autefage
2011-12-03 18:48       ` Stefan Hajnoczi [this message]
2011-12-04 15:54         ` Vincent Autefage
2011-12-05  8:26           ` Stefan Hajnoczi
2011-12-05 10:45             ` Vincent Autefage
2011-12-05 11:11               ` Stefan Hajnoczi
2011-12-05 12:24                 ` Vincent Autefage
2011-12-07 10:57                 ` Vincent Autefage
2011-12-14 13:36                 ` Vincent Autefage
2011-12-14 14:32                   ` Stefan Hajnoczi
2011-12-14 14:27                 ` Vincent Autefage
2011-12-14 14:42                 ` Vincent Autefage
2011-12-15  8:07                   ` Stefan Hajnoczi
2011-12-15 15:03                     ` Vincent Autefage
2011-12-15 16:09                       ` Stefan Hajnoczi
2011-12-15 16:12                         ` Stefan Hajnoczi
2011-12-15 16:48                         ` Vincent Autefage
2011-12-16  8:31                           ` Stefan Hajnoczi
2012-01-29  4:49 ` Henrique Rodrigues
2012-01-30 16:30   ` Vincent Autefage
2012-01-31  4:49 ` Henrique Rodrigues
2012-02-09 19:05 ` Henrique Rodrigues
2012-02-10  9:25   ` Vincent Autefage
2017-02-07 12:47 ` Thomas Huth
2017-04-09  4:17 ` Launchpad Bug Tracker

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