Re: [LARTC] LARTC digest, Vol 1 #689 - 13 msgs (fwd)

[Stef Coene <stef.coene@docum.org>]

> > guess it's a small bug in the patch for tcng.
>
> I thought that it is required:
> tc qdisc add dev eth0 handle 2:0 parent 1:0 htb default 5 r2q 100
> 					        ~~~~~~~
The default parameter is not required for htb.  I have only experience in 
creating htb scripts and I don't know if the tcng generated syntax is bug 
free.

The tcng config you include seems OK to me.  But don't trust me on that :)

Stef

>
> dev "eth0" {
> egress {
>     $base = 100 * 1kBps;
>
>     class (<$cl1_2>)  if ((raw[6] & 0xfe) == 0);
>     class (<$cl1_12>) if (raw[6] == 2);
>     class (<$cl1_10>) if (raw[6] == 0);
>     class (<$cl1_11>) if (raw[6] == 1);
>
>
>     htb (r2q 100) {
>     	class(rate 10 * $base) {
> 	$cl1_2 =  class (rate  4 * $base, ceil 8 * $base,)  {
> 		$cl1_10 = class (rate  3 * $base, ceil 10 * $base, prio 1)  { fifo(limit
> 8p); } $cl1_11 = class (rate  1 * $base, ceil 10 * $base, prio 0)  {
> fifo(limit 8p); } }
>     	}
> 	$cl1_12 = class (rate  6 * $base, ceil 10 * $base, prio 1, default) {
> fifo(limit 8p); } }
> }
> }
>
> # ================================ Device eth0
> ================================
>
> tc qdisc add dev eth0 handle 1:0 root dsmark indices 8 default_index 0
> tc qdisc add dev eth0 handle 2:0 parent 1:0 htb default 5 r2q 100
> tc class add dev eth0 parent 2:0 classid 2:1 htb rate 1000000bps
> tc class add dev eth0 parent 2:1 classid 2:2 htb rate 400000bps ceil
> 800000bps tc class add dev eth0 parent 2:2 classid 2:3 htb rate 300000bps
> ceil 1000000bps prio 1 tc qdisc add dev eth0 handle 3:0 parent 2:3 pfifo
> limit 8
> tc class add dev eth0 parent 2:2 classid 2:4 htb rate 100000bps ceil
> 1000000bps prio 0 
tc qdisc add dev eth0 handle 4:0 parent 2:4 pfifo limit 8
> tc class add dev eth0 parent 2:0 classid 2:5 htb rate 600000bps ceil
> 1000000bps prio 1 
tc qdisc add dev eth0 handle 5:0 parent 2:5 pfifo limit 8
> tc filter add dev eth0 parent 2:0 protocol ip prio 1 tcindex mask 0x7 shift
> 0 
tc filter add dev eth0 parent 2:0 protocol ip prio 1 handle 4 tcindex
> classid 2:4 tc filter add dev eth0 parent 2:0 protocol ip prio 1 handle 3
> tcindex classid 2:3 tc filter add dev eth0 parent 2:0 protocol ip prio 1
> handle 2 tcindex classid 2:5 tc filter add dev eth0 parent 2:0 protocol ip
> prio 1 handle 1 tcindex classid 2:2 tc filter add dev eth0 parent 1:0
> protocol ip prio 1 handle 1:0:0 u32 divisor 1 tc filter add dev eth0 parent
> 1:0 protocol ip prio 1 u32 match u8 0x0 0xfe at 6 classid 1:1 tc filter add
> dev eth0 parent 1:0 protocol ip prio 1 u32 match u8 0x2 0xff at 6 classid
> 1:2 tc filter add dev eth0 parent 1:0 protocol ip prio 1 u32 match u8 0x0
> 0xff at 6 classid 1:3 tc filter add dev eth0 parent 1:0 protocol ip prio 1
> u32 match u8 0x1 0xff at 6 classid 1:4
>
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-- 

stef.coene@docum.org
 "Using Linux as bandwidth manager"
     http://www.docum.org/
     #lartc @ irc.openprojects.net
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