From mboxrd@z Thu Jan  1 00:00:00 1970
From: Andy Furniss <andy.furniss@dsl.pipex.com>
Date: Fri, 03 Jun 2005 15:10:45 +0000
Subject: Re: [LARTC] How many (htb) tc classes and qdiscs are too many?
Message-Id: <42A072F5.1030805@dsl.pipex.com>
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To: lartc@vger.kernel.org

Konrad wrote:

> We have an error talking to the kernel
> loops: 684 filters: 4788 classes: 2052
> 
> What's wrong?
> I need more filters :/
> 
> I have 2.6.11.11 kernel with new iproute2, u32 match mark support and 
> IMQ (AB)...
> 
> Everyone can make theoretically 0xffff (65535) classes and qdiscs on one 
> device. And I think this is true, but I can't add more filters then 
> 4775! :(
> 
> ---
> v=1; cnt=0;
> tc qdisc add dev imq0 root handle 1:0 htb
> 
> while : [ $v -le 11000 ]; do

Loops for ever with the colon after while for me.

> qu0=`printf "%x\n" $v`
> 
> qu1=`printf "%x\n" $v`

So qu0 = qu1 which makes

> 
> tc filter add dev imq0 protocol ip parent 1:$qu0 pref 5 u32 match ip dst 
> 192.168.0.5 flowid 1:$qu1

illogical.

Andy.
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