From: Julien Vehent <julien@linuxwall.info>
To: Marek Kierdelewicz <marek@piasta.pl>
Cc: netfilter <netfilter@vger.kernel.org>
Subject: Re: QoS weirdness : HTB accuracy
Date: Thu, 25 Mar 2010 20:17:27 +0100 [thread overview]
Message-ID: <9661da2402edd9880c000f38833ea360@localhost> (raw)
In-Reply-To: <20100325193140.1593fd51@catlap>
On Thu, 25 Mar 2010 19:31:40 +0100, Marek Kierdelewicz <marek@piasta.pl>
wrote:
>> Hello folks,
>
> Hi,
>
>>I observe unused bandwidth on my QoS policy that I cannot explain.
>>Conditions are: I have a HTB tree with 8 classes and a total rate of
>>768kbits. I use the ATM option so I assume the real rate to be
>>something close to 675kbits (about 88% of the ethernet rate).
>
> Try adding p/bfifo or sfq qdisc under the classes. See if it chances
> things. Don't ask me why. It just solved some problems in my case. W/o
> qdisc I could sometimes see stalls like yours.
I have pfifo under class 10 and 20 and SFQ under the others.
From my point of view, it looks like class 20 is borrowing, so the other
classes are not authorized to borrow whatever is left.
>
> Best regards,
> Marek
> --
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next prev parent reply other threads:[~2010-03-25 19:17 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-03-25 18:06 QoS weirdness : HTB accuracy Julien Vehent
2010-03-25 18:31 ` Marek Kierdelewicz
2010-03-25 19:17 ` Julien Vehent [this message]
2010-03-25 19:36 ` Marek Kierdelewicz
2010-03-25 21:50 ` Julien Vehent
[not found] ` <A846BBAEAA674FAA90FA2008DDD1ED12@hakkenden>
2010-03-25 21:49 ` Julien Vehent
[not found] ` <F44DB77B8BA04D108C884E966BD65F9E@hakkenden>
2010-03-25 22:15 ` Julien Vehent
2010-05-19 0:07 ` Philip A. Prindeville
2010-05-22 14:29 ` Julien Vehent
2010-06-10 21:22 ` Andrew Beverley
2010-07-04 17:50 ` Andrew Beverley
2010-07-07 13:07 ` Jesper Dangaard Brouer
2010-07-07 15:07 ` Jussi Kivilinna
2010-08-11 17:59 ` Andrew Beverley
2010-08-14 17:27 ` Jussi Kivilinna
2010-08-11 14:27 ` Andrew Beverley
2010-07-07 12:50 ` Jesper Dangaard Brouer
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