From: Stef Coene <stef.coene@docum.org>
To: lartc@vger.kernel.org
Subject: Re: [LARTC] Question on TC filter
Date: Sat, 11 Jan 2003 10:54:48 +0000 [thread overview]
Message-ID: <marc-lartc-104228252522155@msgid-missing> (raw)
In-Reply-To: <marc-lartc-104222313403706@msgid-missing>
On Saturday 11 January 2003 05:57, Cheng Kwok Wing, William wrote:
> Thanks for your reply. I've visited your web
> http://home.docum.org/qos/ already. I just wonder if
> there are some better ways to add and remove class one
> by one rather than writing the script all the time.
>
> In addition, each time your run the tc script. You
> need to remove the root qdisc, i.e. clear all setting,
> first. Then, all counters are reset......... How to
> solve such problem if I want to dump the data from "tc
> -s -d class dev eth1" and plot graph using rrdtools
> (without losing previous data)??
rrdtool is smart enough to understand what happens. It stores the difference
between 2 updates and a negative update is not possible. So that update is
ignored. But that's hardly visible on a graph.
So restting the counters is no problem if you use rrdtool to store the data.
Stef
--
stef.coene@docum.org
"Using Linux as bandwidth manager"
http://www.docum.org/
#lartc @ irc.oftc.net
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prev parent reply other threads:[~2003-01-11 10:54 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-01-10 18:24 [LARTC] Question on TC filter Cheng Kwok Wing, William
2003-01-10 23:00 ` Stef Coene
2003-01-11 4:54 ` Cheng Kwok Wing, William
2003-01-11 4:57 ` Cheng Kwok Wing, William
2003-01-11 10:54 ` Stef Coene [this message]
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