Re: [LARTC] QoS - Ping problem

2006-04-12 Thread Nataniel Klug

Andy,

I will try to make this rule and see what happens. Thanks.

Att,

Nataniel Klug

Andy Furniss escreveu:

Nataniel Klug wrote:


# Regras para a placa eth1
#--
$TC qdisc add dev $DL root handle 1: htb default 50


You are using htb default on eth - unless you make a filter for arp it 
will also end up in 1:50 which may or may not be the problem - you 
should fix it anyway.


tc filter add . protocol arp u32 match u32 0 0 

or stop using htb default class and make a catch all ip filter to send 
the rest to 50.


Andy.



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Re: [LARTC] QoS - Ping problem

2006-04-12 Thread Andy Furniss

Nataniel Klug wrote:


# Regras para a placa eth1
#--
$TC qdisc add dev $DL root handle 1: htb default 50


You are using htb default on eth - unless you make a filter for arp it 
will also end up in 1:50 which may or may not be the problem - you 
should fix it anyway.


tc filter add . protocol arp u32 match u32 0 0 

or stop using htb default class and make a catch all ip filter to send 
the rest to 50.


Andy.

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Re: [LARTC] QoS - Ping problem

2006-04-06 Thread Nataniel Klug

Jody,

I think I have founded the problem.

This interface uses a Realtek RTL8139D network pci card. I have made 
many tests and I am thinking that this is the problem. When I sended all 
traffic to another network card (3Com 905-TXM) it worked fine. I will 
redo my concept about this hole thing.


Thanks for all answers I have get.

Att,

Nataniel Klug

Jody Shumaker escreveu:

CLASS="/sbin/tc class add dev $DL parent"
$CLASS 1: classid 1:1 htb rate 3072Kbit
$CLASS 1:1 classid 1:10 htb rate 1024Kbit ceil 1024Kbit
$CLASS 1:1 classid 1:20 htb rate 1536Kbit ceil 2560Kbit
$CLASS 1:1 classid 1:30 htb rate 512Kbit ceil 1024Kbit
$CLASS 1:1 classid 1:40 htb rate 512Kbit ceil 1024Kbit
$CLASS 1:1 classid 1:50 htb rate 512Kbit ceil 1024Kbit




For starters you might want to fix these rates.
1024+1536+512+512+512 != 3072

Over allocating may be causing the high number of dropped packets, and
its at least worth fixing before trying anything else. Make sure child
classes rates never add up to greater than the parents rate, in your
case 3072Kbit. Beyond that though I don't see anything obvious. You're
using sfq which what I usually see recommended to increase the queue
size and avoid dropped packets.

- Jody

  

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Re: [LARTC] QoS - Ping problem

2006-04-06 Thread Nataniel Klug



CLASS="/sbin/tc class add dev $DL parent"
$CLASS 1: classid 1:1 htb rate 3072Kbit
$CLASS 1:1 classid 1:10 htb rate 1024Kbit ceil 1024Kbit
$CLASS 1:1 classid 1:20 htb rate 1536Kbit ceil 2560Kbit
$CLASS 1:1 classid 1:30 htb rate 512Kbit ceil 1024Kbit
$CLASS 1:1 classid 1:40 htb rate 512Kbit ceil 1024Kbit
$CLASS 1:1 classid 1:50 htb rate 512Kbit ceil 1024Kbit




For starters you might want to fix these rates.
1024+1536+512+512+512 != 3072

Over allocating may be causing the high number of dropped packets, and
its at least worth fixing before trying anything else. Make sure child
classes rates never add up to greater than the parents rate, in your
case 3072Kbit. Beyond that though I don't see anything obvious. You're
using sfq which what I usually see recommended to increase the queue
size and avoid dropped packets.

- Jody

  

Jody,

Thanks for your help. I changed the rules about child process and it 
have no effect on ping time, my script now shows like the one it is into 
the end of this email. Ping response:


Estatísticas do Ping para 172.30.0.1:
Pacotes: SENDED = 10, RECEIVED = 6, LOST = 4 (40% LOST),
Aproximar um número redondo de vezes em milissegundos:
Mínimo = 315ms, Máximo = 423ms, Média = 371ms

If I put this filter:

$FILTER match ip protocol 1 0xff flowid 1:10

Then I will have a very good response time from outside world server 
(like pinging into a big domain like www.uol.com.br), but when I try to 
ping into my own server (the gateway of my network) it returns that big 
size time and a big lost:


Estatísticas do Ping para 200.221.2.45:
Pacotes: Enviados = 4, Recebidos = 4, Perdidos = 0 (0% de perda),
Aproximar um número redondo de vezes em milissegundos:
Mínimo = 17ms, Máximo = 21ms, Média = 18ms

Att,

Nataniel Klug

#!/bin/sh
#--
# Script de QoS Cyber Nett
#--
# Nataniel Klug
# [EMAIL PROTECTED]
#--

TC="/sbin/tc"
IPT="/usr/local/sbin/iptables"

DL="eth1"

#--
# Apagando regras antigas de QoS
#--
$TC qdisc del dev $DL root2> /dev/null > /dev/null
$TC qdisc del dev $DL ingress 2> /dev/null > /dev/null

#--
# Regras para a placa eth1
#--
$TC qdisc add dev $DL root handle 1: htb default 50

CLASS="/sbin/tc class add dev $DL parent"
$CLASS 1: classid 1:1 htb rate 3072Kbit
$CLASS 1:1 classid 1:10 htb rate 256Kbit
$CLASS 1:1 classid 1:20 htb rate 1024Kbit ceil 2048Kbit
$CLASS 1:1 classid 1:30 htb rate 512Kbit ceil 1024Kbit
$CLASS 1:1 classid 1:40 htb rate 512Kbit ceil 512Kbit
$CLASS 1:1 classid 1:50 htb rate 512Kbit ceil 512Kbit

QDISC="/sbin/tc qdisc add dev $DL parent"
$QDISC 1:10 handle 10: sfq perturb 10
$QDISC 1:20 handle 20: sfq perturb 10
$QDISC 1:30 handle 30: sfq perturb 10
$QDISC 1:40 handle 40: sfq perturb 10
$QDISC 1:50 handle 50: sfq perturb 10

FILTER="/sbin/tc filter add dev $DL parent 1:0 protocol ip prio 1 u32"

$FILTER match ip protocol 1 0xff flowid 1:10
$FILTER match ip sport 22 0x flowid 1:10
$FILTER match ip sport 23 0x flowid 1:10
$FILTER match ip sport 2202 0x flowid 1:10

$FILTER match ip sport 80 0x flowid 1:20
$FILTER match ip sport 443 0x flowid 1:20
$FILTER match ip sport 3128 0x flowid 1:20

$FILTER match ip sport 53 0x flowid 1:30
$FILTER match ip sport 25 0x flowid 1:30
$FILTER match ip sport 110 0x flowid 1:30

$FILTER match ip sport 21 0x flowid 1:40
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Re: [LARTC] QoS - Ping problem

2006-04-05 Thread Jody Shumaker
> CLASS="/sbin/tc class add dev $DL parent"
> $CLASS 1: classid 1:1 htb rate 3072Kbit
> $CLASS 1:1 classid 1:10 htb rate 1024Kbit ceil 1024Kbit
> $CLASS 1:1 classid 1:20 htb rate 1536Kbit ceil 2560Kbit
> $CLASS 1:1 classid 1:30 htb rate 512Kbit ceil 1024Kbit
> $CLASS 1:1 classid 1:40 htb rate 512Kbit ceil 1024Kbit
> $CLASS 1:1 classid 1:50 htb rate 512Kbit ceil 1024Kbit
>

For starters you might want to fix these rates.
1024+1536+512+512+512 != 3072

Over allocating may be causing the high number of dropped packets, and
its at least worth fixing before trying anything else. Make sure child
classes rates never add up to greater than the parents rate, in your
case 3072Kbit. Beyond that though I don't see anything obvious. You're
using sfq which what I usually see recommended to increase the queue
size and avoid dropped packets.

- Jody
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[LARTC] QoS - Ping problem

2006-04-05 Thread Nataniel Klug

   Hello all,

   I have set my QoS solution and now I am facing a little problem... 
When I ping to my server it has some lost packages:


Estatísticas do Ping para 172.30.0.1:
Pacotes: SENDED = 1029, RETURNED = 880, LOST = 149 (14% de perda),
Aproximar um número redondo de vezes em milissegundos:
Mínimo = 0ms, Máximo = 686ms, Média = 105ms


   If I disable my QoS ping stats to be ok. I even have tryed to make a 
filter for ICMP protocol (using u32 as it is writen into LARTC how-to) 
but it did not work. How can I solve this problem?



#!/bin/sh
#--
# Script de QoS Cyber Nett
#--
# Nataniel Klug
# [EMAIL PROTECTED]
#--

TC="/sbin/tc"
IPT="/usr/local/sbin/iptables"

$IPT -t mangle -X
$IPT -t mangle -F

DL="eth1"

#--
# Apagando regras antigas de QoS
#--
$TC qdisc del dev $DL root2> /dev/null > /dev/null
$TC qdisc del dev $DL ingress 2> /dev/null > /dev/null

#--
# Regras para a placa eth1
#--
$TC qdisc add dev $DL root handle 1: htb default 50

CLASS="/sbin/tc class add dev $DL parent"
$CLASS 1: classid 1:1 htb rate 3072Kbit
$CLASS 1:1 classid 1:10 htb rate 1024Kbit ceil 1024Kbit
$CLASS 1:1 classid 1:20 htb rate 1536Kbit ceil 2560Kbit
$CLASS 1:1 classid 1:30 htb rate 512Kbit ceil 1024Kbit
$CLASS 1:1 classid 1:40 htb rate 512Kbit ceil 1024Kbit
$CLASS 1:1 classid 1:50 htb rate 512Kbit ceil 1024Kbit

QDISC="/sbin/tc qdisc add dev $DL parent"
$QDISC 1:10 handle 10: sfq perturb 10
$QDISC 1:20 handle 20: sfq perturb 10
$QDISC 1:30 handle 30: sfq perturb 10
$QDISC 1:40 handle 40: sfq perturb 10
$QDISC 1:50 handle 50: sfq perturb 10

FILTER="/sbin/tc filter add dev $DL parent 1:0 protocol ip prio 1 u32"

$FILTER match ip sport 22 0x flowid 1:10
$FILTER match ip sport 23 0x flowid 1:10
$FILTER match ip sport 2202 0x flowid 1:10

$FILTER match ip sport 80 0x flowid 1:20
$FILTER match ip sport 443 0x flowid 1:20
$FILTER match ip sport 3128 0x flowid 1:20

$FILTER match ip sport 53 0x flowid 1:30
$FILTER match ip sport 25 0x flowid 1:30
$FILTER match ip sport 110 0x flowid 1:30

$FILTER match ip sport 21 0x flowid 1:40

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