* [LARTC] Minimum System Requirements?
@ 2003-04-26 0:33 ambitious_llama
2003-04-26 1:37 ` Greg Scott
2003-04-26 7:49 ` Stef Coene
0 siblings, 2 replies; 3+ messages in thread
From: ambitious_llama @ 2003-04-26 0:33 UTC (permalink / raw)
To: lartc
[-- Attachment #1: Type: text/plain, Size: 4173 bytes --]
I'm new here and to mailing lists in general so apologies in advance for
breaches in etiquette. I respond well to constructive criticism.
I'm curious what kind of hardware requirements are needed for effective
traffic shaping and control.
For example, could a P200 with 48MB RAM handle limiting, shaping,
NATing, and firewalling traffic from 5 - 6 clients on a 1.5Mbps/192kbps
cable line?
Thanks!
N
-----Original Message-----
From: lartc-admin@mailman.ds9a.nl [mailto:lartc-admin@mailman.ds9a.nl]
On Behalf Of lartc-request@mailman.ds9a.nl
Sent: April 25, 2003 4:54 PM
To: lartc@mailman.ds9a.nl
Subject: LARTC digest, Vol 1 #1138 - 12 msgs
Send LARTC mailing list submissions to
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You can reach the person managing the list at
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When replying, please edit your Subject line so it is more specific than
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Today's Topics:
1. IMQ page (Dr Aldo Medina)
2. Re: Still with HTB .. (rio@martin.mu)
3. Re: IMQ page (hare ram)
4. measure cpu load ? (Srikanth)
5. Re: Tcng and wondershaper (Jacob Teplitsky)
6. Re: IMQ page (Patrick McHardy)
7. Re: measure cpu load ? (Martin Devera)
8. BW Management: Shaping using IMQ or the *inner* interface? (George
Spiliotis)
9. QoS upstream bandwidth sharing (D de Boer)
10. Re: QoS upstream bandwidth sharing (Stef Coene)
11. Re: Re: Still with HTB .. (Stef Coene)
12. Re: Lots amounts of classes to solve the DAP problem (Stef Coene)
--__--__--
Message: 1
From: Dr Aldo Medina <aldomedina@hotpop.com>
To: lartc@mailman.ds9a.nl
Cc: kaber@trash.net
Date: 24 Apr 2003 23:49:01 -0500
Subject: [LARTC] IMQ page
The IMQ page (http://luxik.cdi.cz/~patrick/imq/) has some rather obvios
problems in the examples used. I wrote Patrick McHardy without getting
an answer (yet) so I tought this was a good place to ask. Does anybody
know how to contact him about this?
--__--__--
Message: 2
Reply-To: rio@martin.mu
From: "rio@martin.mu" <rio@martin.mu>
To: lartc@mailman.ds9a.nl
Date: Fri, 25 Apr 2003 01:01:04 -0400
Subject: [LARTC] Re: Still with HTB ..
Stef,
I ve tried just as you described earlier=2E=2E
When using HTB qdisc, 10 hosts borrowing from the same parent results in
unfairness=2E When host 1 open about 10 tcp connections, as soon as host
2=
request for more bandwidth from parent, host 1 wont decrease the
speed=2E
But, when i only try to attach 2 hosts to the same parent, it succeed!
Host 2 get the requested bandwidth even if host 1 start 20
connections=2E
Could you analyze this for me ?
Regards,
Rio Martin=2E
--------------------------------------------------------------------
mail2web - Check your email from the web at http://mail2web=2Ecom/ =2E
--__--__--
Message: 3
Reply-To: "hare ram" <hareram@sol.net.in>
From: "hare ram" <hareram@sol.net.in>
To: "Dr Aldo Medina" <aldomedina@hotpop.com>, <lartc@mailman.ds9a.nl>
Cc: <kaber@trash.net>
Subject: Re: [LARTC] IMQ page
Date: Fri, 25 Apr 2003 11:46:28 +0530
Hi
yes the site has a examples problems
i have corrected when iam using
please understanding rule will make you an idea
hare
----- Original Message -----
From: "Dr Aldo Medina" <aldomedina@hotpop.com>
To: <lartc@mailman.ds9a.nl>
Cc: <kaber@trash.net>
Sent: Friday, April 25, 2003 10:19 AM
Subject: [LARTC] IMQ page
> The IMQ page (http://luxik.cdi.cz/~patrick/imq/) has some rather
> obvios problems in the examples used. I wrote Patrick McHardy without
> getting an answer (yet) so I tought this was a good place to ask. Does
> anybody know how to contact him about this?
>
>
> _______________________________________________
> LARTC mailing list / LARTC@mailman.ds9a.nl
> http://mailman.ds9a.nl/mailman/listinfo/lartc HOWTO: http://lartc.org/
>
--__--__--
Message: 4
Date: Fri, 25 Apr 2003 11:48:56 +0530
From: Srikanth <srikanth_w@naturesoft.net>
Organization: Naturesoft
To: david_list@boreham.org
Cc: lartc@mailman.ds9a.nl
Subject: [LARTC] measure cpu load ?
[-- Attachment #2: Type: text/plain, Size: 648 bytes --]
>> I would like to measure the CPU load for some queuing discipline, and
>> only queuing discipline. Is there any tool witch this can be done.
>I think you will need to do this indirectly.
>Perform an experiment like this:
>Setup a test machine. It runs nothing but traffic management.
>Push test traffic through the machine.
>Observe the machine's CPU load.
>You can now derive the relationship between traffic level, traffic mix,
>traffic type and CPU load, by repeating the experiment with different
>input variables.
You can try with ttcp tool.
Srikanth.
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^ permalink raw reply [flat|nested] 3+ messages in thread
* RE: [LARTC] Minimum System Requirements?
2003-04-26 0:33 [LARTC] Minimum System Requirements? ambitious_llama
@ 2003-04-26 1:37 ` Greg Scott
2003-04-26 7:49 ` Stef Coene
1 sibling, 0 replies; 3+ messages in thread
From: Greg Scott @ 2003-04-26 1:37 UTC (permalink / raw)
To: lartc
[-- Attachment #1: Type: text/plain, Size: 4981 bytes --]
I have a P400 with several hundred students and roughly a dozen web
sites and a couple email and ftp sites behind it, 4 T1s in front of it,
and it does fine. I do NAT, firewalling, and just a little bit of
advanced routing but no shaping. It does pass PPTP thru using the PPTP
connection tracking patch. It was running at 99.4 percent idle when we
checked it a few months ago.
So based on that anecdotal evidence, I'll bet your P200 should be OK.
Don't try to do any X Window stuff with 48MB RAM! (Although I have a
P120 with 48MB running BIND and I launch XFree86 on it sometimes. )
- Greg Scott
-----Original Message-----
From: ambitious_llama [mailto:ambitious_llama@rogers.com]
Sent: Friday, April 25, 2003 7:34 PM
To: lartc@mailman.ds9a.nl
Subject: [LARTC] Minimum System Requirements?
Hi,
I'm new here and to mailing lists in general so apologies in advance for
breaches in etiquette. I respond well to constructive criticism.
I'm curious what kind of hardware requirements are needed for effective
traffic shaping and control.
For example, could a P200 with 48MB RAM handle limiting, shaping,
NATing, and firewalling traffic from 5 - 6 clients on a 1.5Mbps/192kbps
cable line?
Thanks!
N
-----Original Message-----
From: lartc-admin@mailman.ds9a.nl [mailto:lartc-admin@mailman.ds9a.nl]
On Behalf Of lartc-request@mailman.ds9a.nl
Sent: April 25, 2003 4:54 PM
To: lartc@mailman.ds9a.nl
Subject: LARTC digest, Vol 1 #1138 - 12 msgs
Send LARTC mailing list submissions to
lartc@mailman.ds9a.nl
To subscribe or unsubscribe via the World Wide Web, visit
http://mailman.ds9a.nl/mailman/listinfo/lartc
or, via email, send a message with subject or body 'help' to
lartc-request@mailman.ds9a.nl
You can reach the person managing the list at
lartc-admin@mailman.ds9a.nl
When replying, please edit your Subject line so it is more specific than
"Re: Contents of LARTC digest..."
Today's Topics:
1. IMQ page (Dr Aldo Medina)
2. Re: Still with HTB .. (rio@martin.mu)
3. Re: IMQ page (hare ram)
4. measure cpu load ? (Srikanth)
5. Re: Tcng and wondershaper (Jacob Teplitsky)
6. Re: IMQ page (Patrick McHardy)
7. Re: measure cpu load ? (Martin Devera)
8. BW Management: Shaping using IMQ or the *inner* interface? (George
Spiliotis)
9. QoS upstream bandwidth sharing (D de Boer)
10. Re: QoS upstream bandwidth sharing (Stef Coene)
11. Re: Re: Still with HTB .. (Stef Coene)
12. Re: Lots amounts of classes to solve the DAP problem (Stef Coene)
--__--__--
Message: 1
From: Dr Aldo Medina <aldomedina@hotpop.com>
To: lartc@mailman.ds9a.nl
Cc: kaber@trash.net
Date: 24 Apr 2003 23:49:01 -0500
Subject: [LARTC] IMQ page
The IMQ page (http://luxik.cdi.cz/~patrick/imq/) has some rather obvios
problems in the examples used. I wrote Patrick McHardy without getting
an answer (yet) so I tought this was a good place to ask. Does anybody
know how to contact him about this?
--__--__--
Message: 2
Reply-To: rio@martin.mu
From: "rio@martin.mu" <rio@martin.mu>
To: lartc@mailman.ds9a.nl
Date: Fri, 25 Apr 2003 01:01:04 -0400
Subject: [LARTC] Re: Still with HTB ..
Stef,
I ve tried just as you described earlier=2E=2E
When using HTB qdisc, 10 hosts borrowing from the same parent results in
unfairness=2E When host 1 open about 10 tcp connections, as soon as host
2=
request for more bandwidth from parent, host 1 wont decrease the
speed=2E
But, when i only try to attach 2 hosts to the same parent, it succeed!
Host 2 get the requested bandwidth even if host 1 start 20
connections=2E
Could you analyze this for me ?
Regards,
Rio Martin=2E
--------------------------------------------------------------------
mail2web - Check your email from the web at http://mail2web=2Ecom/ =2E
--__--__--
Message: 3
Reply-To: "hare ram" <hareram@sol.net.in>
From: "hare ram" <hareram@sol.net.in>
To: "Dr Aldo Medina" <aldomedina@hotpop.com>, <lartc@mailman.ds9a.nl>
Cc: <kaber@trash.net>
Subject: Re: [LARTC] IMQ page
Date: Fri, 25 Apr 2003 11:46:28 +0530
Hi
yes the site has a examples problems
i have corrected when iam using
please understanding rule will make you an idea
hare
----- Original Message -----
From: "Dr Aldo Medina" <aldomedina@hotpop.com>
To: <lartc@mailman.ds9a.nl>
Cc: <kaber@trash.net>
Sent: Friday, April 25, 2003 10:19 AM
Subject: [LARTC] IMQ page
> The IMQ page (http://luxik.cdi.cz/~patrick/imq/) has some rather
> obvios problems in the examples used. I wrote Patrick McHardy without
> getting an answer (yet) so I tought this was a good place to ask. Does
> anybody know how to contact him about this?
>
>
> _______________________________________________
> LARTC mailing list / LARTC@mailman.ds9a.nl
> http://mailman.ds9a.nl/mailman/listinfo/lartc HOWTO: http://lartc.org/
>
--__--__--
Message: 4
Date: Fri, 25 Apr 2003 11:48:56 +0530
From: Srikanth <srikanth_w@naturesoft.net>
Organization: Naturesoft
To: david_list@boreham.org
Cc: lartc@mailman.ds9a.nl
Subject: [LARTC] measure cpu load ?
[-- Attachment #2: Type: text/plain, Size: 648 bytes --]
>> I would like to measure the CPU load for some queuing discipline, and
>> only queuing discipline. Is there any tool witch this can be done.
>I think you will need to do this indirectly.
>Perform an experiment like this:
>Setup a test machine. It runs nothing but traffic management.
>Push test traffic through the machine.
>Observe the machine's CPU load.
>You can now derive the relationship between traffic level, traffic mix,
>traffic type and CPU load, by repeating the experiment with different
>input variables.
You can try with ttcp tool.
Srikanth.
------------------------------------------------------------------------
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^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [LARTC] Minimum System Requirements?
2003-04-26 0:33 [LARTC] Minimum System Requirements? ambitious_llama
2003-04-26 1:37 ` Greg Scott
@ 2003-04-26 7:49 ` Stef Coene
1 sibling, 0 replies; 3+ messages in thread
From: Stef Coene @ 2003-04-26 7:49 UTC (permalink / raw)
To: lartc
On Saturday 26 April 2003 02:33, ambitious_llama wrote:
> Hi,
>
> I'm new here and to mailing lists in general so apologies in advance for
> breaches in etiquette. I respond well to constructive criticism.
>
> I'm curious what kind of hardware requirements are needed for effective
> traffic shaping and control.
>
> For example, could a P200 with 48MB RAM handle limiting, shaping,
> NATing, and firewalling traffic from 5 - 6 clients on a 1.5Mbps/192kbps
> cable line?
It also depends on how many active classes you will have. If you create
5000000 classes but there are only 2 active classes, no problem. But 5000000
active classes will burn your CPU. The same story for iptables rules and tc
filters.
Stef
--
stef.coene@docum.org
"Using Linux as bandwidth manager"
http://www.docum.org/
#lartc @ irc.oftc.net
_______________________________________________
LARTC mailing list / LARTC@mailman.ds9a.nl
http://mailman.ds9a.nl/mailman/listinfo/lartc HOWTO: http://lartc.org/
^ permalink raw reply [flat|nested] 3+ messages in thread
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2003-04-26 0:33 [LARTC] Minimum System Requirements? ambitious_llama
2003-04-26 1:37 ` Greg Scott
2003-04-26 7:49 ` Stef Coene
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