From: Andy Furniss <andy.furniss@dsl.pipex.com>
To: lartc@vger.kernel.org
Subject: Re: [LARTC] HTB and PRIO qdiscs introducing extra latency when output
Date: Wed, 19 Oct 2005 10:59:46 +0000 [thread overview]
Message-ID: <43562722.9050106@dsl.pipex.com> (raw)
In-Reply-To: <1122460110.8454.11.camel@pgala.it.nuigalway.ie>
Andy Furniss wrote:
> Andy Furniss wrote:
>
>> I haven't checked those figures or tested close to limits though, the
>> 12k burst would need increasing a bit aswell or that will slightly
>> over limit rate at HZ\x1000.
>
>
> It seems that htb still uses ip level for burst so 12k is enough.
>
> With the overhead at 38 I can ceil at 99mbit OK.
>
Jonathan spotted that on eth skb->len is ip len + 14 so overhead should
be 24 not 38.
Andy.
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next prev parent reply other threads:[~2005-10-19 10:59 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-07-27 10:28 [LARTC] HTB and PRIO qdiscs introducing extra latency when Jonathan Lynch
2005-07-27 13:25 ` [LARTC] HTB and PRIO qdiscs introducing extra latency when output Andy Furniss
2005-07-27 15:37 ` Jonathan Lynch
2005-07-27 21:53 ` Andy Furniss
2005-07-28 16:37 ` Jonathan Lynch
2005-07-28 21:49 ` Andy Furniss
2005-08-02 20:59 ` Jonathan Lynch
2005-08-03 14:04 ` Andy Furniss
2005-08-03 19:32 ` Andy Furniss
2005-08-04 18:06 ` Andy Furniss
2005-10-19 10:59 ` Andy Furniss [this message]
-- strict thread matches above, loose matches on Subject: below --
2005-08-10 18:37 Jonathan Lynch
2005-08-11 16:36 ` Andy Furniss
2005-08-20 20:51 Jonathan Lynch
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