From: Alexey Talikov <alexey_talikov@texlab.com.uz>
To: lartc@vger.kernel.org
Subject: Re: [LARTC] Upload rate also down
Date: Mon, 20 May 2002 15:09:02 +0000 [thread overview]
Message-ID: <marc-lartc-102190743307045@msgid-missing> (raw)
In-Reply-To: <marc-lartc-102189867531624@msgid-missing>
I execute command on the server for shape outgouing data and do not upload at the same time
and do not use any ingress police
20.05.2002 18:19:56, Stef Coene <stef.coene@docum.org> wrote:
>> without qdisc 100mbit LAN (Sis900 AMD Duron 850 128RAM)-server
>> Realtek 8139 PIII-450 192RAN-client
>> I try ftp and ssh(scp)
>> upload ~7.5Mbyte/s
>> download ~8.5Mbyte/s
>>
>> with tbf
>> tc qdisc add dev eth0 root tbf rate 1mbit burst 10k latency 50ms
>And where do you execute that command? On the server?
>
>> download ~124kbyte/s
>> upload ~1500kbyte/s Why !!! (I try htb - the same problem)
>You ceil the download to 1Mbit ( = 125 kbyte/s) and use all that bandwidth to
>download. But when you upload at the same time, there are also packets going
>in the download direction (confirmation packets and others). But your
>download is full, so they can't get thru. That's why upload is also slow and
>that's why you have to shape in both directions.
>Or be clever, and give more bandwidth in the download direction for the
>packets needed for upload
>
>Stef
>
>--
>
>stef.coene@docum.org
> "Using Linux as bandwidth manager"
> http://www.docum.org/
> #lartc @ irc.openprojects.net
>
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BR
Alexey Talikov
FORTEK
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next prev parent reply other threads:[~2002-05-20 15:09 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-05-20 12:37 [LARTC] Upload rate also down Alexey Talikov
2002-05-20 13:19 ` Stef Coene
2002-05-20 15:09 ` Alexey Talikov [this message]
2002-05-20 15:48 ` Alexey Talikov
2002-05-21 7:34 ` Alexey Talikov
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