From mboxrd@z Thu Jan 1 00:00:00 1970 From: shun chain Date: Fri, 01 Jul 2005 09:48:02 +0000 Subject: [LARTC] How to set HTB correct ? Message-Id: List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: lartc@vger.kernel.org Hi, everyone I has a ADSL link about 4M bandwidth, and use HTB do bandwidth management. When I config qdisc like below: tc qdisc add dev br0 root handle 1: htb default 30 tc class add dev br0 parent 1: classid 1:1 htb rate 4000kbit tc class add dev br0 parent 1:1 classid 1:10 htb rate 2000kbit ceil 4000kbit prio 0 tc class add dev br0 parent 1:1 classid 1:20 htb rate 1000kbit ceil 4000kbit prio 1 tc class add dev br0 parent 1:1 classid 1:30 htb rate 500kbit ceil 4000kbit prio 2 tc class add dev br0 parent 1:1 classid 1:40 htb rate 100kbit ceil 4000kbit prio 3 tc qdisc add dev br0 parent 1:10 handle 10: pfifo limit 10 tc qdisc add dev br0 parent 1:20 handle 20: pfifo limit 10 tc qdisc add dev br0 parent 1:30 handle 30: pfifo limit 10 tc qdisc add dev br0 parent 1:40 handle 40: pfifo limit 10 after seconds, all 4 class will reach about 1M bps, it seems like HTB not work. But if I set qdisc like below: tc qdisc add dev br0 root handle 1: htb default 30 tc class add dev br0 parent 1: classid 1:1 htb rate 2000kbit tc class add dev br0 parent 1:1 classid 1:10 htb rate 2000kbit ceil 4000kbit prio 0 tc class add dev br0 parent 1:1 classid 1:20 htb rate 1000kbit ceil 4000kbit prio 1 tc class add dev br0 parent 1:1 classid 1:30 htb rate 500kbit ceil 4000kbit prio 2 tc class add dev br0 parent 1:1 classid 1:40 htb rate 100kbit ceil 4000kbit prio 3 tc qdisc add dev br0 parent 1:10 handle 10: pfifo limit 10 tc qdisc add dev br0 parent 1:20 handle 20: pfifo limit 10 tc qdisc add dev br0 parent 1:30 handle 30: pfifo limit 10 tc qdisc add dev br0 parent 1:40 handle 40: pfifo limit 10 then bandwidth will be split fit for 2:1: 0.5: 0.1, class 1:10 will get about 2.5 M. it seems like that HTB works well. I do not understand how it works like this. Thank you for your help in advance. Shun Chain _______________________________________________ LARTC mailing list LARTC@mailman.ds9a.nl http://mailman.ds9a.nl/cgi-bin/mailman/listinfo/lartc