Re: [LARTC] How to limit forwarding rate of a device

Re: [LARTC] How to limit forwarding rate of a device

[Stef Coene]

On Thursday 31 July 2003 04:36, anzp wrote:
> lartc
>
> 	  Both NIC of my Linux Computer are 100M. I want to limit it to 1M.  I
> used the following script: ----------------------------
> #/bin/sh
>
> DEV="dev eth0"
> echo $DEV
> TC="/usr/src/redhat/SOURCES/iproute2-2.4.7src/iproute2/tc/tc"
> $TC qdisc add $DEV handle 1:0 root dsmark indices 64 set_tc_index
> $TC filter add $DEV parent 1:0 protocol ip prio 1 tcindex mask 0xfc shift 2
> $TC qdisc add $DEV parent 1:0 handle 2:0 cbq bandwidth 1Mbit cell 8 avpkt
> 1000 mpu 64 $TC class add $DEV parent 2:0 classid 2:1 cbq bandwidth 1Mbit
> rate 150Kbit avpkt 500 prio 1 bounded isolated allot 1514 weight 1 maxburst
> 10 $TC qdisc add $DEV parent 2:1 pfifo limit 5
> $TC filter add $DEV parent 2:0 protocol ip prio 1 handle 0x2e tcindex
> classid 2:1 pass_on #BE class(2:2)
> $TC class add $DEV parent 2:0 classid 2:2 cbq bandwidth 1Mbit rate 500Kbit
> avpkt 1000 prio 7 allot 1514 weight 1 maxburst 21 borrow split 2:0 defmap
> 0xffff $TC qdisc add $DEV parent 2:2 red limit 10KB min 1KB max 8KB burst 4
> avpkt 1000 bandwidth 1Mbit probability 0.4 $TC filter add $DEV parent 2:0
> protocol ip prio 2 handle 0 tcindex mask 0 classid 2:2 pass_on
>
> ------------------------------
>   The device eth1 has similar script.
>
>   But it looks like have no effect.  I can download from it with 40Mbps
> through ftp protocol.
>
>   Why, who can help me?
Your setup is wrong.  Take a look at www.docum.org on the test pages.  I have 
some cbq scripts as example that you can use.

Stef

-- 

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

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