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Date: Wed, 16 Jun 2010 00:06:29 +0200
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From: Enrique Soriano <esoriano@lsub.org>
To: Fans of the OS Plan 9 from Bell Labs <9fans@9fans.net>
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Subject: Re: [9fans] Inducing artificial latency
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On Tue, Jun 15, 2010 at 11:39 PM, Jorden M <jrm8005@gmail.com> wrote:
> On Tue, Jun 15, 2010 at 5:29 PM, John Floren <slawmaster@gmail.com> wrote:
>> I'm going to be doing some work with 9P and high-latency links this
>> summer and fall. I need to be able to test things over a high-latency
>> network, but since I may be modifying the kernel, running stuff on
>> e.g. mordor is not the best option. I have enough systems here to do
>> the tests, I just need to artificially add latency between them.
>>
>
> Use a router that can do QoS, much simpler.

You can also put a BSD in the middle
and use Dummynet to generate the latency:

http://info.iet.unipi.it/~luigi/dummynet/


Regards
q